BIBLIOGRAPHY OF PALA:0Z0IC CRUSTACEA. 149 



On the supposed fish remains figured on plate 



4 of ''The Silurian System." 



In Quart. Jour. Geol. Soc. London, vol. 9, 1853, p. 1.3. 



The author divides the genus Pterygotus into two subgenera: 1, Ptery- 

 gotus proper, in which the didactyle claws are very thick and armed with 

 powerful teeth. 2, Leptocheles McCoy, in which the pincers are verj- 

 slender and iinarmed. He refers Onchus mnrchisoni to Leptocheles murch- 

 isoni. 



A synopsis of the classification of the British 



Palaeozoic rocks, by Adam Sedgwick; with a systematic 

 description of the British Palaeozoic fossils in the Geo- 

 logical Museum of Cambridge, by Frederick McCoy, 

 with figures of the new and imperfectly known species. 

 London and Cambridge, 1855, 25 pis. Pt. 2, Palaeon- 

 tology. 



This work was published in three parts. 



Fasciculus 1. Radiata and Articiilata. London, 1851. 



Beyrichia klodeni McCoy, B. compUcata Salt., B. strangulata Salt. 

 Ceratiocaris elliplicus McCoy, G. inornatus n. sp., C. solenoides McCoy, CJ 

 umbonatus Bait . Trinodusagnostiformis M-cCoy, T. tardus ? 'Baxv. Diplor- 

 hina tripUcata H. & C. Harpidella megalops McCoy. Trinucleiis caractaci 

 Murch., 7'. gihUfrons McCoy, T. latus Portl., T. ? radiatus Murch., Tre- 

 taspisjinibriatus M-iivch.., 7\ seficornisHia. T. latusMcCoy. Ampyx nudMs 

 Murch. Ogygia buchi Brong, 0. radians McCoy. Barrandia cordia McCoy . 

 Lichas propiiiqua? Barr. Acanthopyge angilica Beyr. Trochurus nodulosus 

 Salt. AcidaspisbrightiiMxiich.. Staurocephalus murchisoniBaxx. Ceraurus 

 clavifronsDalva., C. ociolobatus McCoy, C. tvilliamsn McCoy. Eccoptochile 

 sedgvylcki McCoy. Zethus atractopyge McCoy, Z. sexcostatus Salt., Z. 

 variolaris Bvong. Harpes parvulus, pis. 1, 2. Encrinurus punctatusBviinn. 

 Phacops all/rons Salt., P. downingice Murch. Odontochile caudata Brilnn, 

 O. longicaudata Murch., O. obtusi-catidata Salt., O. truncata-candata Vortl. 

 Portlockia ? apiculata Salt., P. stokesU M. Edw. C'hasmops odini ? Eichw. 

 Galymene baylei Barr., C. blumenbachii Brong., C. brevicapitaia Portl., C. 

 ■snb-diademiata McCoy, C. parvifrons Salt., C. tuberculosa Salt. Homalon- 

 otiis bhiulcatus Salt., H. knightii Konig., H. rudis Salt. Isotelus affinis 

 McCoy, /. (Basilicus ?) latic.ostatiis Green, /. ( Basilkus) powisii Murch., 

 /. (Basilicus) tyrannus Murch. Illoimis davisii Salt., /. latus McCoy, 

 /. rosenfterjr* Eichw. Dysplanus centrotusD&lva.. For besia latifrons McCoy, 

 F. stokesii Murch. Eurypterus cephalaspis Salt. Pterygotus lepto-dactylus 

 McCoy. Portlockia granulata Miiust., P. latifrons Bronn. Trimeroceph- 

 alus Icevis Miinst. Bronteus alutace.us Goldf. Dithyrocaris scouleri and 

 J), lateralis n. sp. driffithides meso-tube.rculatus McCoy. Phillipsia gem- 

 mulifera Phill., P.jonesii Portl., P. scminifera Phill. 



