- Middle Ordovician trilobites from Lower Head, western Newfoundland (Bulletin of the Museum of Comparative Zoology at Harvard College) by H. B Whittington,  1963
 - The lower Palaeozoic brachiopod and trilobite faunas of Anglesey (Bulletin of the British Museum) by D. E. B Bates,  1968
 - Lower and Middle Cambrian trilobite faunas from the Taconic sequence of New York (with 14 plates) (Smithsonian miscellaneous collections) by Franco Rasetti,  1967
 - Distribution, taphonomy and functional morphology of the Upper Cambrian trilobite Dikelocephalus (Contributions in biology and geology) by Nigel C Hughes,  1993
 - The faunas of the Cambrian Paradoxides beds at Manuels, Newfoundland (Bulletins of American paleontology) by Benjamin Franklin Howell,  1964
 - A monograph of the British cambrian Trilobites (Palaeontographical Society, vol. 71, no. 343-) by Philip Lake,  1966
 - The Ordovician trilobite faunas of the Builth-Llandrindod Inlier, Central Wales (Bulletin of the British Museum) by Christopher Paul Hughes,  1969
 - A monograph of the British trilobites of the family Harpidae, (Palaeontographical Society) by H. B Whittington,  1966
 - Two unusually well-preserved trilobites from the Middle Devonian of Michigan and Ohio (Contributions--Michigan. University. Museum of Paleontology) by Erwin Charles Stumm,  1968
 - Upper Cambrian trilobites from Michigan (Contributions from the Museum of Paleontology, University of Michigan) by Erwin Charles Stumm,  1956
 - Devonian trilobites from northwestern Ohio, northern Michigan and western New York (Contributions from the Museum of Paleontology, University of Michigan) by Erwin Charles Stumm,  1967
 - Selected Ordovician trilobites from the Lake St. John district of Quebec and their bearing on systematics (Journal of paleontology) by P. J LespeÌrance,  1995
 - Additional trilobites from the Ordovician of Kentucky: Species of the trilobites Triarthus, Decorproetus, Isotelus, Gravicalymene, Platylichas, Primaspis, ... paleontology of Kentucky and nearby states) by Reuben James Ross,  1979
 - Two new species of trilobites from the Middle Devonian silica shale of northwestern Ohio, (Contributions from the Museum of Paleontology, University of Michigan) by Erwin Charles Stumm,  1965
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