1356 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



cookana Walcottia. 



cooperi Syringopora . 



coppingeri Gypidula, Lomatoceraa con- 

 volutum, Monograptus convolutus, 

 Pentamerus. 



cora Crotalocrinus, Cyathocrinus. 



corallifera (urn) Atrypa, Dictyonella, 

 Diphyphyllum, Eichwaldia, Orthoce- 

 ras, Stromatopora.. 



corallinengis Spirifer (Delthyris), Spir- 

 rifer modestus. 



c orax Apatokephalns, Dikelocephalus . 



corbis Ichthyocrinus. 



cordai Bathyunis, Hystricurus. 



cordatum Cyrtoceras. 



cordieri Actinoceras, Asaphus. 



cordiformis Cypricardites, Cyrtodonta, 

 Palaeocardia, Plethocardia. 



corifonnis Cuneamya. 



corinna Orthis . 



corintheum Cyathophyllum . 



corinthia Rhynchonella. 



cornetti Stephanocrinus. 



cornicula (urn) Calceola, Cyrtoceras, Pe- 

 traia, Piloceras, Streptelasma, Strepto- 

 plasma, Zaphrentis. 



cornigerus Illaenus. 



cornucopise Bollia. 



cornulum Cyrtoceras . 



comuoryx Orthoceras, Orygoceras. 



cornutaforme Metoptoma, Triblidium. 



corautus (a, um) Anomalocystis, Ano- 

 malocystites, Arabellites, Arthroclema, 

 Callicrinus, Chonetes, Conolichas, Cte- 

 nobolbina ciliata, Eucalyptocrinus, 

 Glossograptus, Lichas, Platyceras (Di- 

 aphorostoma) , Strophomena . 



cornuum Orthoceras . 



coronatus (a) Diagoniella, Eunicites, 

 Protospongia. 



corporiculus Platycrinus. 



corpidenta Dalmanella, Orthis. 



corrallinensis Spirifer crispus. 



corriganensis Gypidula (Sieberella) co- 

 eymanensis. 



corroborates Merocrinus. 



corrugatus (a, um) Avicula, Bellerophon 

 bilobatus, Callicrinus, Conchicolites, 

 Cornulites, Crania, Creseis, Cryptodis- 

 cus, Cupellacrinites, Cupellacrinua, 

 Cyphotrypa, Cyrtotheca, Dermatos- 

 troma, Favosites, Labechia, Leptaena, 

 Marsipocrinus, Modiolopsis, Monotrypa, 

 Nuculites, Orbicula, Pentamerus ob- 

 longus, Proetus, Pterinea, Sinuites 



corrugatus continued, 

 cancellata, Stropheodonta, Stropho- 

 mena, Styliola. 



cortex Leptotrypa. 



corticans Chsetetes, Spatiopora. 



corticosa Chasmatopora, Phylloporina, 

 Phyllopora, Subretepora. 



corticula Pachydictya fenestelliformis 



corycoeus Asaphus, Proetus. 



corydon Cyrtoceras. 



coryphaeus Asaphus. 



costalis Kokenia, Kokenospira, Orthis. 



costatus (a, um) Ambonychia, Amphi- 

 coalia (Leptodomus), Anomalodonta, 

 Bucania, Camarella, Crania, Cyrtolites, 

 Dyeria, Orthis, Platystrophia, Sarci- 

 nula, Strophonella, Sphyradoceras, 

 Trochoceras. 



costulata (um) Ascoceras, Ascoceraa 

 (Billingsites), Ilionia. 



covingtonensis CylindrocceKa, Isotelus, 

 Lingula, Protoscolex. 



coxii Calceola. 



crassibasalis (e) Dictyonema, Pachyoc- 

 rinus. 



crassicauda Illsenus. 



crassicaulis Nemagraptus gracilis, Ste- 

 phanograptus . 



crassicosta Pentamerus ny&ius. 



crassimarginatus (a) Calymene, Proe- 

 tus, Schmidtella. 



crassimuralis Monotrypella, Monticuli- 

 pora, Rhombotrypa. 



era s sinoda Drepanella . 



crassiplica Conchidium. 



crassiplicata Cycloccelia, Encuclodema, 

 Plectorthis. 



crassipuncta Trematis. 



crassiradiatum Conchidium. 



crassiramus Inocaulis diffusus. 



crassirostra Atrypa. 



crassisiphonatum Endoceras, Nartheco- 

 ceras. 



crassitestus Diplograptus. 



crassolaris (e) Bucania, Tremanotus. 



era s soradius Conchidium, Pentamerus . 



crassus (a, um) Atactoporella, Bucania, 

 Buthotrephis gracilis, Cactograptus, 

 Cladopora, Coenites, Ctenqjpolbina, Eu- 

 calyptocrinus, Glossina, Goniophora, 

 Heterocrinus, Homotrypella hospitalis, 

 locrinus, Jonesella, Limaria, Lingula, 

 Maclurea, Maclurites, Nematophycus, 

 Nematophyton, Orthis, Pachydictya, 



