1344 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



sequilatera — Beyrichia, Leperditella, Lep- 

 erditia. 



aequiradiata — Camarotoechia, Protorhyn- 

 cha, Rhynchonella. 



aequivalvis — Orthis, Plectorthis. 



affinis (e) — Agnostus pisiformis, Ambony- 

 cbia, Amplexopora, Atrypa, Calathium, 

 Cypricardites, Cyrtodonta, Dicelloceph- 

 alus, Didymograptus, Dikelocephalus, 

 Heliolites, Heterotrypa, Holocystites, 

 Lesueurilla, Lichenocrinus, Lingulella, 

 Lingulobolus, Liospira, Lyellia, Maclu- 

 rea, Maclurites, Modiolopsis, Monticuli- 

 pora, Nileus, Obolus, Orthodesma, Pla- 

 tycolpus, Prasopora, Propora, Ptycho- 

 paria (Euloma), Raphistoma, Remo- 

 pleurides, Scenella, Scbmidtella, Tham- 

 nograptus, Zaphrentis. 



agarista— Pie urotomaria . 



agassizi — Anisophyllum. ■ 



agave — Pleurotomar ia . 



agellus — Ceramopora. 



agglomeratiformis — Halysites. 



agglomeratus (a, um) — Catenipora, Cya- 

 thophyllum, Halysites, Rbynchonella. 



agilis — Ilormotoma, Murchisonia. 



aiens — Pleurotomaria. 



ainsliei — Rhynchonella, Rhynchotrema. 



alabamaensis — Dicellograptus moffaten- 

 sis, Diplograptus foliaceus, Leptsena 

 trans versalis, Plectambonites transvers- 

 alis. 



alacer — Asaphus, Brachyaspis, Isotelus. 



alaricus — Proetus. 



alatus (a) — Ambonychia, Anomalodonta, 

 Avicula, Ctenobolbina, Cypricardia, 

 Cyrtodonta, Euomphalus, Euompha- 

 lopterus, Eurymya, Leptoplastus, Me- 

 gaptera, Modiolopsis, Olenus, Orthis, 

 Posidonia, Posidonomya, Protograptus, 

 Sphserophthalmus, Tetragrapsus, Tetra- 

 graptus (Graptolithus), Trilobites. 



albaniensis — Eopolychsetus. 



albersi — Crania, Orthoceras. 



albertina — Ctenodonta. 



albionensis — Polypora, Polypora (Fene- 

 stella). 



alceste — Metoptoma. 



alceus — Oncoceras. 



alcicornis — Bythopora, Clathropora, Stig- 

 matella. 



alcyone — Pachydictya, Ptilodictya. 



alethes — Cyrtoceras. 



alexandra — Murchisonia, Omospira, Or- 

 mospira. 



alienum — Orthoceras. 



allani — Lingulella. 



alleghaniensis — Arthrophycus, Fucoides. 



allegoricus — Bellerophon. 



alleni — Calceocrinus, Deltacrinus. 



allumettense — Actinoceras, Loxoceras, 

 Orthoceras. 



alpha — Asaphus. 



alpheus — Tremanotus, Trematonotus. 



alternans — Orthis, Protichnites. 



alternatus (a, um) — Caryocystites, Cera- 

 mopora, Cceloclema, Conchopeltis, Cra- 

 nia, Cyathocrinus, Dendrocrinus, Helio- 

 phrentis, Helopora, Holocystis, Holo- 

 cystites, Homocrinus, Leptsena, Monti- 

 culipora (Fistulipora), Nematopora, 

 Oriostoma huntingtonensis, Poteriocri- 

 nus, Rafinesquina, Strophomena. 



alterniradiata— Schuchertella, Stropho- 

 mena. 



alternistriata — Leptaena, Strophomena, 

 Strophomena alternata, Rafinesquina. 



altidorsata — Fenestella (Cycloporina) . 



altilis — Brachyaspis, Rhynchonella. 



altirostris — Calymene. 



altissimus (a) — Clitambonites america- 

 nus, Clitambonites diversa. 



altisulcatum — Eunema, Trochonema. 



altoides — Leperditia. 



alturensis — Ophileta. 



altus (a, um) — Actrotreta idahoensis, Cal- 

 lograptus minutus, Ctenodonta, Cyclora, 

 Cytherina, Graptolithus, Homotrypa, 

 Leperditia, Metoptoma, Modiomorpha, 

 Reticularia (Prosserella) subtransversa, 

 Scenella, Telbnomya, Trochonema. 



alveata — Cuneamya, Hebertella. 



alveolaris — Favistella, Favosites. 



alveolatus (a, um) — Byssonychia, Colum- 

 naria, Retcocrinus, Retiocrinus. 



amator — Oncoceras. 



amazonica — Conularia, Orthis callactis. 



ambiguus (a) — Atrypa, Billingsia, Cama- 

 rella, Elkania, Fenestella, Hindella, 

 Ilfenus, Isotrypa, Locubipora, Obolella, 

 Pleurotomaria, Sagenella, Triplesia, Za- 

 phrentis. 



americanus (a, um) — Acacocrinus, Agnos- 

 tus, Ampyx, Aphetoceras, Arethusina, 

 Barrandeoceras, Bolboporites, Calceola, 

 Clidochirus, Clitambonites, Ccelaster, 



