Trilobit Crotalocephalus sp. mit freigelegten Mundwerkzeugen und herauspräparierten Schwanzstacheln, L. = 7,4 cm, Devon. Atlas-Gebirge (Nördliche Sahara), Süd-Marokko.
This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
D. K. Moss, 2014 - Systematics of some Late Ordovician encrinurine trilobites from Laurentian North America - Journal of Paleontology (88), 1095-1119 (journal article, English)
Z. Zhou, 2014 - Ordovician (Darriwilian-early Katian) trilobite faunas of northwestern Tarim, Xinjiang, China - Memoirs of the Association of Australasian Palaeontologists (46), 1-142 (journal article, English)
F. C. Shaw, 2014 - Telephina and other trilobites from the Pratt Ferry Beds, Ordovician of Alabama, U.S.A. - Journal of Paleontology (88), 545-555 (journal article, English)
I. W. Gapp, 2012 - Unraveling the phylogenetic relationships of the Eccoptochilinae, an enigmatic array of Ordovician cheirurid trilobites - PLoS ONE (7), e4911- (journal article, English)
A. W. Owen, 2012 - The only known cyclopygid–‘atheloptic’ trilobite fauna from North America: the upper Ordovician fauna of the Pyle Mountain Argillite and its palaeoenvironmental significance - Geological Magazine (149), 964-988 (journal article, English)
J. M. Adrain, 2011 - Class Trilobita Walch, 1771 - Animal biodiversity: an outline of higher-level classification and survey of taxonomic richness (3148), 104-109 (book chapter, English)
F. C. Shaw, 2011 - Ordovician trilobites from the Romaine and Mingan Formations (Ibexian-Late Whiterockian), Mingan Islands, Quebec - Journal of Paleontology (85), 406-441 (journal article, English)
C. R. Congreve, 2011 - Phylogenetic and biogeographic analysis of sphaerexochine trilobites - PLoS One (6), e2130- (journal article, English)
M. Ghobadi Pour, 2011 - Late Ordovician trilobites from the Karagach Formation of the western Tarbagatai Range, Kazakhstan - Earth and Environmental Science Transactions of the Royal Society of Edinburgh (101), 161-187 (journal article, English)
C. R. Congreve, 2010 - Phylogenetic and biogeographic analysis of deiphonine trilobites - Journal of Paleontology (84), 128-136 (journal article, English)
T. Hansen, 2010 - Cyrtometopinid trilobites from the upper Volkhov and lower Lynna Formation (Lower Darriwilian) of NW Russia - Bulletin of the Geological Society of Denmark (58), 1-13 (journal article, English)
H. Özdikmen, 2009 - Nomenclatural changes for twenty trilobites genera - Munis Entomology & Zoology (4), 155-171 (journal article, English)
G. D. Edgecombe, 2006 - The Ordovician encrinurid trilobite Sinocybele from New South Wales and its biogeographic significance - Memoirs of the Association of Australasian Palaeontologists (32), 413-422 (journal article, English)
Z. Q. Zhou, 2006 - Late Ordovician trilobites from the Zhusilenghaierhan area, Ejin Banner, western Inner Mongolia, China - Memoirs of the Association of Australasian Palaeontologists (32), 383-411 (journal article, English)
H. Pärnaste, 2006 - The earliest encrinurid trilobites from the east Baltic and their taxonomic interest - Palaeontology (49), 155-170 (journal article, English)
T. Hansen, 2005 - A new trilobite species of Hemisphaerocoryphe from the Arenig of the St. Petersburg area, Russia - Norwegian Journal of Geology (85), 203-208 (journal article, English)
B. D. E. Chatterton, 2004 - Early Silurian trilobites of Anticosti Island, Québec, Canada - Palaeontographica Canadiana (22), - (serial monograph, English)
S. E. Peters, 2003 - Evenness, richness and the Cambrian-Paleozoic faunal transition in North America: an assemblage-level perspective - The University of Chicago (), 1-279 (Ph.D. thesis, English)
P. Herranz Araújo, 2003 - The Ordovician succession from the western Iberian Ranges (NE Spain): a review with new data - Ordovician from the Andes (17), 417-424 (book/book chapter, English)
P. A. Jell, 2002 - Available generic names for trilobites - Memoirs of the Queensland Museum (48), 331-553 (journal article, English)
J. J. Sepkoski, Jr., 2002 - A compendium of fossil marine animal genera - Bulletins of American Paleontology (363), 1-560 (serial monograph, English)
R. A. Fortey, 1999 - Trilobites from the Base of the Type Whiterockian (Middle Ordovician) in Nevada - Journal of Paleontology (73), 182-201 (journal article, English)
O. A. Hoel, 1999 - Trilobites of the Hagastrand Member (Tøyen Formation, lowermost Arenig) from tbe Oslo Region, Norway, Part Il : Remaining non-asaphid groups - Norsk Geologisk Tidsskrift (79), 259-280 (journal article, English)
G. D. Edgecombe, 1999 - Ordovician cheirurid trilobites from the Argentine Precordillera - Journal of Paleontology (73), 1155-1175 (journal article, English)
K. Gass, 1999 - Mackenziurus emielityi new species: A new encrinurine (Trilobita) from the Silurian (Wenlock-Ludlow) of Wisconsin and Illinois - Journal of Paleontology (73), 977-978 (journal article, English)
G. D. Edgecombe, 1999 - Upper Ordovician Phacopida (Trilobita) from Tasmania - Alcheringa (23), 235-257 (journal article, English)
G. D. Edgecombe, 1998 - Ordovician (Whiterock) calymenid and encrinurid trilobites from the Precordillera of Argentina - Journal of Paleontology (72), 678-697 (journal article, English)
Z. Zhou, 1998 - Ordovician trilobites from the Dawangou Formation, Kalpin, Xinjiang, north-west China - Palaeontology (41), 693-735 (journal article, English)
J. M. Adrain, 1998 - Systematics of the Acanthoparyphinae (Trilobita), with Species from the Silurian of Arctic Canada - Journal of Paleontology (72), 698-718 (journal article, English)
J. M. Adrain, 1997 - Ordovician trilobites from the Tourmakeady Limestone, western Ireland - Bulletin of the British Museum (53), 79-115 (journal article, English)
R. A. Fortey, 1997 - Bubble-headed trilobites, and a new olenid example - Palaeontology (40), 451-460 (journal article, English)
R. P. Tripp, 1997 - Silicified trilobites of the genus Sphaerocoryphe from the Middle Ordovician of Virginia - Canadian Journal of Earth Sciences (34), 770-788 (journal article, English)
J. R. Laurie, 1997 - Early Ordovician fauna of the Gap Creek Formation, Canning Basin, Western Australia - Journal of Australian Geology & Geophysics (16), 701-716 (journal article, English)
J. M. Adrain, 1997 - Silurian encrinurine trilobites from the central Canadian Arctic - Palaeontographica Canadiana (14), 1-38 (serial monograph, )
G. D. Edgecombe, 1996 - The "Encrinurus" variolaris plexus (Trilobita, Silurian): relationships of Llandovery species - Geobios (29), 209-233 (journal article, English)
R. A. Fortey, 1996 - Trilobites at the base of the Middle Ordovician, western United States - Journal of Paleontology (70), 73-99 (journal article, English)
J. R. Laurie, 1996 - Early Ordovician trilobite taxonomy and biostratigraphy of the Emanuel Formation, Canning Basin, western Australia. Part 1 - Palaeontographica Abteilung A (240), 65-103 (journal article, English)
P. J. Lespérance, 1995 - Selected Ordovician trilobites from the Lake St. John District of Quebec and their bearing on systematics - Paleontological Society Memoir (42), 1-19 (journal article, English)
J. M. Adrain, 1995 - Silurian trilobites from southwestern Alaska - Journal of Paleontology (69), 723-736 (journal article, English)
G. D. Edgecombe, 1995 - Brianurus new genus, a replacement name for Briania Chasen and Kloss, 1930 (Aves) [Pro Briania Edgecombe, 1994 (Trilobita), preoccupied] - Journal of Paleontology (69), 615-615 (journal article, English)
G. D. Edgecombe, 1994 - New Lower Silurian (Llandovery) encrinurine trilobites from the Mackenzie Mountains, Canada - Journal of Paleontology (68), 824-837 (journal article, )
K. C. Gass, 1992 - Silurian Encrinurinae (Trilobita) from the central United States - Journal of Paleontology (66), 75-89 (journal article, English)
J. V. Tremblay, 1991 - Middle Ordovician (Whiterockian) trilobites from the Sunblood Formation, District of Mackenzie, Canada - Journal of Paleontology (65), 801-824 (journal article, English)
R. E. Sloan, 1991 - A chronology of North American Ordovician trilobite genera - Geological Survey of Canada Paper (90), 165-178 (journal article, English)
Z. Kielan-Jaworowska, 1991 - Cheirurina (Trilobita) from the upper Ordovician of Västergötland and other regions of Sweden - Geologiska Föreningens i Stockholm Förhandlingar (113), 219-244 (journal article, English)
G. D. Edgecombe, 1990 - Systematics of Encrinuroides and Curriella (Trilobita), with a new Early Silurian encrinurine from the Mackenzie Mountains - Canadian Journal of Earth Sciences (27), 820-833 (journal article, )
J. T. Temple, 1990 - Numerical taxonomy of Encrinurinae (Trilobita): additional species from China and elsewhere - Transactions of the Royal Society of Edinburgh: Earth Sciences (83), 209-219 (journal article, English)
W. T. Dean, 1989 - Trilobites from the Survey Peak, Outram and Skoki Formations (Upper Cambrian-Lower Ordovician) at Wilcox Pass, Jasper National Park, Alberta) - Geological Survey of Canada Bulletin (), 1-141 (serial monograph, )
A. W. Owen, 1989 - A revision of the upper Ordovician trilobite genus Erratencrinurus witha description of a new species from Hadeland - Norsk Geologisk Tidsskrift (69), 225-233 (journal article, English)
W. A. Hessin, 1989 - Ceraurus and related trilobites from the Middle Ordovician Bobcaygeon Formation of south-central Ontario, Canada - Canadian Journal of Earth Sciences (26), 1203-1219 (journal article, English)
W. T. Dean, 1988 - Lower Ordovician trilobites from the uppermost McKay Group at its type section, southeastern British Columbia - Geological Survey of Canada Bulletin (379), 1-15 (serial monograph, English)
W. A. Hessin, 1988 - Leviceraurus, a New Cheirurine Trilobite from the Cobourg Formation (Middle Upper Ordovician), Southern Ontario, Canada - Journal of Paleontology (62), 87-93 (journal article, English)
L. Rämskold, 1986 - Pacificurus, new name for Australurus Ramsköld (not Jell and Duncan) - Geologiska Föreningens i Stockholm Förhandlingar (108), 380-380 (journal article, English)
B. D. E. Chatterton, 1986 - Silicified Early Devonian trilobites from Mudgee, New South Wales - Alcheringa (10), 279-296 (journal article, English)
L. Xiang, 1986 - [Upper Ordovician (Ashgill) trilobites from the Linxiang Formation of western Hunan and eastern Guizhou] - Bulletin of the Chinese Academy of Geological Sciences (12), 53-66 (journal article, Chinese)
T. Kobayashi, 1986 - The second addition of the Silurian trilobite fauna of Yokokura-Yama, Shikoko, Japan - Transactions and Proceedings of the Paleontological Society of Japan, N.S. (143), 447-462 (journal article, English)
A. Pribyl, 1985 - Phylogeny and taxonomy of family Cheiruridae (Trilobita) - Acta Universitatis Palackianae Olomucensis Facultatis Medicae (83), 107-193 (journal article, English)
T. Kobayashi, 1985 - Additional Silurian trilobites to the Yokokura-Yama fauna from Shikoku, Japan - Transactions and Proceedings of the Paleontological Society of Japan, N.S. (139), 206-217 (journal article, English)
B. D. E. Chatterton, 1984 - Silurian cheirurid trilobites from the Mackenzie Mountains, northwestern Canada - Palaeontographica Abteilung A (184), 1-78 (journal article, )
P. D. Lane, 1984 - Silurian trilobites from Hall Land and Nyeboe Land, western Greenland - Rapport, Grønlands Geologiske Undersøgelse (121), 53-75 (journal article, English)
R. A. Fortey, 1984 - Early Ordovician trilobites, Nora Formation, central Australia - Palaeontology (27), 315-366 (journal article, English)
L. Ramsköld, 1983 - Silurian cheirurid trilobites from Gotland - Palaeontology (26), 175-210 (journal article, English)
D. J. Holloway, 1982 - Trilobites from the Mount Ida Formation (Late Silurian-Early Devonian), Victoria - Proceedings of the Royal Society of Victoria (94), 133-154 (journal article, English)
Y. Howells, 1982 - Scottish Silurian trilobites - Monograph of the Palaeontographical Society (135), 1-70 (serial monograph, English)
K. C. Gass, 1982 - Observations on the Attawapiskat Formation (Silurian) trilobites of Ontario, with description of a new encrinurine - Canadian Journal of Earth Sciences (19), 589-596 (journal article, English)
A. W. Owen, 1981 - The Ashgill Trilobites of the Oslo Region, Norway - Palaeontographica Abteilung A (175), 1-88 (journal article, English)
R. P. Tripp, 1980 - Trilobites from the Ordovician Balclatchie and lower Ardwell groups of the Girvan district, Scotland - Transactions of the Royal Society of Edinburgh (71), 123-145 (journal article, English)
B. D. E. Chatterton, 1980 - Silurian trilobites from near Canberra and some related forms from the Yass Basin - Palaeontographica Abteilung A (167), 77-119 (journal article, English)
A. W. Owen, 1980 - Late Caradoc-early Ashgill trilobites of the central Oslo Region, Norway - Paleontological Contributions from the University of Oslo. No. 245 (245), 1-63 (journal article, English)
J.-L. Henry, 1980 - Trilobites ordoviciens du Massif armoricain - Mémoires de la Société Géologique et Minéralogique de Bretagne (22), 1-250 (Ph.D. thesis, French)
B. D. E. Chatterton, 1980 - Ontogenetic studies of Middle Ordovician trilobites from the Esbataottine Formation, Mackenzie Mountains, Canada - Palaeontographica Abteilung A (171), 1-74 (journal article, English)
R. A. Fortey, 1980 - The Ordovician trilobites of Spitsbergen. III. Remaining trilobites of the Valhallfonna Formation - Norsk Polarinstitutt Skrifter (171), 1-163 (serial monograph, English)
D. L. Bruton, 1979 - Late Caradoc - early Asghill trilobite distribution in the central Oslo Region, Norway - Norsk Geologisk Tidsskrift (59), 213-222 (journal article, English)
W. T. Dean, 1979 - Trilobites from the Long Point Group (Ordovician), Port au Port Peninsula, southwestern Newfoundland - Geological Survey of Canada Bulletin (290), 1-53 (serial monograph, English)
R. Ludvigsen, 1979 - A trilobite zonation of Middle Ordovician rocks, southwestern District of Mackenzie - Geological Survey of Canada Bulletin (312), 1-98 (book/book chapter, English)
R. P. Tripp, 1979 - Trilobites from the Ordovician Auchensoul and Stinchar limestones of the Girvan District, Strathclyde - Palaeontology (22), 339-361 (journal article, English)
R. A. Fortey, 1979 - Early Ordovician trilobites from the Catoche Formation (St. George Group), western Newfoundland - Geological Survey of Canada Bulletin (321), 61-114 (serial monograph, English)
R. P. Tripp, 1977 - The Silurian trilobite Encrinurus variolaris and allied species, with notes on Frammia - Palaeontology (20), 847-867 (journal article, English)
R. Ludvigsen, 1977 - The Ordovician Trilobite Ceraurinus Barton in North America - Journal of Paleontology (51), 959-972 (journal article, English)
R. Ludvigsen, 1976 - New cheirurinid trilobites from the lower Whittaker Formation (Ordovician), southern Mackenzie Mountains - Canadian Journal of Earth Sciences (13), 947-959 (journal article, )
B. D. E. Chatterton, 1976 - Silicified Middle Ordovician trilobites from the South Nahanni River Area, District of Mackenzie, Canada - Palaeontographica Abteilung A (154), 1-106 (journal article, )
W. T. Dean, 1974 - Lower Ordovician trilobites from the Summerford Group at Virgin Arm, New World Island, Northeastern Newfoundland - Geological Survey of Canada Bulletin (240), 1-43 (serial monograph, English)
F. C. Shaw, 1974 - Simpson Group (Middle Ordovician) trilobites of Oklahoma - Paleontological Society Memoir (6), 1-54 (serial monograph, English)
R. P. Tripp, 1974 - New encrinurid trilobites from the Galena Formation (Ordovician) of Wisconsin and Iowa - Journal of Paleontology (48), 485-488 (journal article, English)
T. Kobayashi, 1974 - Silurian trilobites of Japan in comparison with Asian, Pacific and other faunas - Palaeontological Society of Japan Special Papers (18), 1-155 (journal article, English)
G. E. Young, 1973 - An Ordovician (Arenigian) trilobite faunule of great diversity from the Ibex area, western Utah - Brigham Young University Geology Studies (20), 91-115 (journal article, English)
W. T. Dean, 1973 - Ordovician trilobites from the Keele Range, Northwestern Yukon Territory - Geological Survey of Canada Bulletin (223), 1-43 (serial monograph, English)
E. J. Demeter, 1973 - Lower Ordovician Pliomerid Trilobites from Western Utah - Brigham Young University Geology Studies (20), 37-65 (journal article, English)
R. J. Ross, Jr., 1972 - Fossils from the Ordovician bioherm at Meiklejohn Peak, Nevada - United States Geological Survey Professional Paper (685), - (serial monograph, English)
C. Hu, 1971 - Ontogeny and sexual dimorphism of lower Paleozoic Trilobita - Palaeontographica Americana (7), 1-155 (journal article, English)
P. D. Lane, 1971 - British Cheiruridae (Trilobita) - Palaeontographical Society Monograph (540), 1-95 (journal article, English)
B. D. Webby, 1970 - Malongullia and Encrinuraspis, New Ordovician Trilobites from New South Wales, Australia - Journal of Paleontology (44), 881-887 (journal article, English)
R. J. Ross, Jr., 1970 - Ordovician Brachiopods, Trilobites, and Stratigraphy in Eastern and Central Nevada - United States Geological Survey Professional Paper (639), 1-99 (journal article, English)
F.C. Shaw, 1968 - Early Middle Ordovician (Chazy) trilobites of New York - New York State Museum and Science Service Memoir (17), 1-163 (journal article, English)
H. B. Whittington, 1968 - The Ordovician trilobites of the Bala Area, Merioneth. Part IV - Monograph of the Palaeontographical Society (122), 93-138 (serial monograph, English)
R. J. Ross, Jr., 1967 - Some Middle Ordovician Brachiopods and Trilobites from the Basin Ranges, Western United States - United States Geological Survey Professional Paper (523-D), D1-D4 (journal article, English)
W. T. Dean, 1966 - The lower Ordovician stratigraphy and trilobites of the Landreyan valley and the neighbouring district of the Montagne Noire, southwestern France - Bulletin of the British Museum (Natural History), Geology Series (12), 247-353 (journal article, English)
H. B. Whittington, 1965 - The Ordovician trilobites of the Bala Area, Merioneth. Part II - Monography of the Palaeontographical Society (118), 33-62 (serial monograph, English)
H. B. Whittington, 1965 - Trilobites of the Ordovician Table Head Formation, western Newfoundland - Bulletin of the Museum of Comparative Zoology (132), 275-441 (serial monograph, English)
F. Nikolaisen, 1965 - The Middle Ordovician of the Oslo region, Norway. 18. Rare trilobites of the families Olenidae, Harpidae, Ityophoridae and Cheiruridae - Norsk Geologisk Tidsskrift (45), 231-248 (journal article, English)
G. C. Esker, III, 1964 - New species of trilobites from the Bromide Formation (Pooleville Member) of Oklahoma - Oklahoma Geology Notes (24), 195-209 (journal article, English)
H. B. Whittington, 1963 - Middle Ordovician trilobites from Lower Head, western Newfoundland - Bulletin of the Museum of Comparative Zoology (129), 1-118 (serial monograph, English)
F. Nikolaisen, 1961 - The Middle Ordovician of the Oslo Region, Norway 7. Trilobites of the suborder Cheirurina - Norsk Geologisk Tidsskrift (41), 279-310 (journal article, English)
G. C. Esker, 1961 - A New Species of Trilobite from the Kimmswick Limestone (Ordovician) of Missouri - Journal of Paleontology (35), 1241-1243 (journal article, English)
H. B. Whittington, 1961 - Middle Ordovician Pliomeridae (Trilobita) from Nevada, New York, Quebec, Newfoundland - Journal of Paleontology (35), 911-922 (journal article, English)
J. A. Weir, 1959 - Ashgillian trilobites from Co. Clare, Ireland - Palaeontology (1), 369-383 (journal article, English)
R. Thorsteinsson, 1958 - Cornwallis and Little Cornwallis Islands, District of Franklin, Northwest Territories - Geological Survey of Canada Memoirs (294), 1-134 (journal article, English)
H. J. Harrington, 1957 - Notes on new genera of Pliomeridae (Trilobita) - Journal of Paleontology (31), 811-812 (journal article, English)
R. P. Tripp, 1957 - The trilobite Encrinurus multisegmentatus (Portlock) and allied Middle and Upper Ordovician species - Palaeontology (1), 60-72 (journal article, English)
Z. Kielan, 1957 - On the Trilobite Family Staurocephalidae - Acta Palaeontologica Polonica (2), 155-180 (journal article, English)
H. J. Harrington, 1957 - Ordovician trilobites of Argentina - Department of Geology, University of Kansas Special Publication. Lawrence: University of Kansas Press (1), 1-276 (, English)
T. E. Tjernvik, 1956 - On the Early Ordovician of Sweden stratigraphy and fauna - Bulletin of the Geological Institutions of the University of Uppsala (36), 109-284 (journal article, English)
Z. Kielan, 1955 - A new trilobite of the genus Ceraurus - Acta Geologica Polonica (5), 215-240 (journal article, English)
R. P. Tripp, 1954 - Caradocian trilobites from the mudstones at Craighead Quarry, near Girvan, Ayrshire - Transactions of the Royal Society of Edinburgh (62), 655-693 (journal article, English)
H. B. Whittington, 1954 - Ordovician trilobites from Silliman's Fossil Mount - in A. K. Miller, W. Youngquist, and C. Collinson, Ordovician cephalopod fauna of Baffin Island, Geological Society of America Memoir (62), 119-149 (serial monograph, English)
W. R. Evitt, 1953 - Observations on the trilobite Ceraurus - Journal of Paleontology (27), 33-48- (journal article, English)
H. B. Whittington, 1953 - Silicified Middle Ordovician trilobites - Geological Society of America Memoir (59), 1-139 (serial monograph, English)
B. N. Cooper, 1953 - Trilobites from the Lower Champlainian formations of the Appalachian Valley - Geological Society of America Memoir (55), 1-69 (serial monograph, English)
L. F. Hintze, 1952 - Lower Ordovician trilobites from western Utah and eastern Nevadea - Utah Geological and Mineralogical Survey Bulletin (48), 249 p- (serial monograph, English)
W. R. Evitt, 1951 - Some Middle Ordovician trilobites of the families Cheiruridae, Harpidae, and Lichidae - Journal of Paleontology (25), 587-616 (journal article, English)
R. J. Ross, Jr., 1951 - Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas - Yale Peabody Museum of Natural History Bulletin (6), 1-161 (serial monograph, English)
H. O. Fletcher, 1950 - Trilobites from the Silurian of New South Wales - Records of the Australian Museum (22), 220-233 (journal article, English)
C. E. Resser, 1936 - Second contribution to nomenclature of Cambrian trilobites - Smithsonian Miscellaneous Collections (95), 1-29 (journal article, English)
F. B. Phleger, Jr., 1933 - Notes on certain Ordovician faunas of the Inyo Mountains, California - Bulletin of the Southern California Academy of Sciences (32), 1-21 (journal article, English)
J. H. Bradley, 1930 - The fauna of the Kimmswick limestone of Missouri and Illinois - Contributions from the Walker Museum, University of Chicago (2), 219-290 (journal article, English)
W. H. Twenhofel, 1928 - Geology of Anticosti Island - Geological Survey of Canada Memoir (154), 1-351 (journal article, English)
E. Warburg, 1925 - The Trilobites of the Leptæna Limestone in Dalarne - Leptæna Limestone Trilobites (), 1-446 (book, English)
P. E. Raymond, 1916 - New and old Silurian trilobites from Southeastern Wisconsin, with notes on the genera of the Illaenidae - Bulletin of the Musuem of Comparative Zoology (60), 1-42 (journal article, English)
C. D. Walcott, 1916 - Cambrian geology and paleontology III. No. 3 - Cambrian trilobites - Smithsonian Miscellaneous Collections (64), 157-258 (serial monograph, English)
F. R. C. Reed, 1906 - The Lower Palaeozoic trilobites of the Girvan district, Ayrshire. Part 3 - Monographs of the Palaeontographical Society (), 97-186 (serial monograph, English)
P. E. Raymond, 1905 - Note of the names Amphion, Harpina, and Platymetopus - American Journal of Science (19), 377-378 (journal article, English)
G. Lindström, 1885 - Förteckning på Gotlands Siluriska Crustacéer - Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar (6), 37-100 (journal article, other)
F. Schmidt, 1881 - Revision der ostbaltischen silurischen Trilobiten. Abtheilung I: Phacopiden, Cheiruriden und Encrinuriden - Mémoires de L'Académie Impériale des Sciences de Saint-Petersbourg, Series 7 (30), 1-237 (serial monograph, English)
J. G. O. Linnarsson, 1866 - Om de Siluriska bilbningarna i mellersta Vertergötland - K svenska Vetensk-Akad Handl (8), 161-179 (journal article, English)
S. Kutorga, 1854 - Einige Sphaerexochus und Cheirurus aus den silurischen Kalksteinschichten des Gov. St. Petersburg - Verhandlungen der Kaiserlichen Gesellschaft für die Gesammte Mineralogie zu St. Petersburg (13), 105-126 (journal article, English)
N. P. Angelin, 1854 - Palaeontologia scandinavica. Pars II - (), - (book, other)
J. W. Salter, 1853 - On a few genera of Irish Silurian fossils - Report of the 22nd meeting of the British Association for the Advancement of Science (1852), 59-61 (journal article, English)
F. McCoy, 1849 - On the classification of some British fossil Crustacea with notices of new forms in the university collection at Cambridge - Annals and Magazine of Natural History (2), 161-414 (journal article, English)
J. Hall, 1847 - Containing descriptions of the organic remains of the lower division of the New York system (equivalent of the Lower Silurian rocks of Europe) - Paleontology of New York (1), 1-338 (serial monograph, )
I. Hawle, 1847 - Prodrom einer Monographie der böhmischen Trilobiten - Abhandlungen Kongligischen Böhemischen Gesellschaft der Wiossenschaften, V. Folge (5), 1-176 (serial monograph, French)
H. F. Emmrich, 1844 - - Zur Naturgeschichte der Trilobiten (), - (book/book chapter, other)