81 



GENERA INCERTiE SEDIS. 

 Mostly indeterminable and of Itafinesquc, 



Amhloirema, Rafinesque. 

 Amblyirema, Agassiz. 

 Jplecerotis, Paetel. 

 Jpleurotis, Rafinesque. 

 *Bufocephahts, Liuue. 

 *BnrsuIa, Klein. 

 *Capi<ula)-ia, Llhwyd. 

 CUpsUia, Rafinesque. 

 * Conch yUoIithus, Martin. 

 Cranicella, Rafinesque. 

 Curvnlites, Rafinesque. 

 Cyclothyris, M'Coy. 

 Delthyridea, M'Coy. 

 D'iclipsites, Rafinesque. 

 DicJisma, Rafinesque. 

 Discinella, Hall. 

 EpUhyris, Phillips. 

 Gonidis, Rafinesque. 

 Gonotrcma, Rafinesque. 

 Heiniasterlas, Herrmaunsen. 

 Hemisterias, Rafinesque. 

 Megarima, Desliayes. 



Megarites, Rafinesque. 

 Megorima, Rafinesque. 

 Oboviies, Rafinesque. 

 Orthothttcs, Evaus, 1829. 

 Ortholheics, Fischer, 1837. 

 Pachiloma, Rafinesque. 

 Pac7);/Zo?rtrt, Heimiannseu. 

 * reridioUthus, Hiipsch. 

 Plachiloma, Ferussac. 

 Plaiilitcs, Rafinesque, 

 Pleuranisis, Rafinesque. 

 Pleiirecterites, Bronn. 

 Pleureterites, Rafinesque. 

 Pleurinca, Rafinesque. 

 Stro2)besia, Rafinesque. 

 Strojyhomenes, Rafinesque. 

 Styriasis, Rafinesque. 

 Telestrophis, Agassiz. 

 TelMropliis, Rafinesque. 

 Trigorima, Rafinesque. 

 Trunculites, Rafinesque. 

 Zonarites, Rafinesque. 



GENERA CONTAINING A HETEROGENEOUS ASSEMBLY, OF WHICH SOME 

 SPECIES ARE KNOWN OR SUPPOSED TO HAVE BEEN BRACHIOPODS. 



Anomia, Linn6. 

 *Anomites, Schlothoim. 

 *Bucardites, Argenville. 

 Clnvagella, Goldfuss. 

 *Ctenites, Kenntman. 

 ''Ciinolites, auctt. 

 ^Gryphites, Llhwyd. 

 *Gryphyies, Da Costa. 

 EelminthoVitlius, Linn^. 

 Hipponyx, Morris. 

 *Hyste)-oUtes, Schlotheim. 

 Hysferolithes, Link. 

 *Hysterolithos, Grew. 

 "Hystbrolitluis, Aldrovandus, 

 * Hysteropetra, Cardan. 



* Onychites, Mercati. 

 *Ostracites, Llhwyd. 



* Ontr'jopeciinites, auctt. 

 Patella, Linn6. 

 *Peclinites, auctt. 

 *PectuncuJi, auctt. 

 ^Pectuncnhis, Gesner. 

 *PecliinciiUtes, Lister. 

 Pycnodonie, Fischer. 

 Siphonaria, Quenstedt. 

 *Stola, Klein. 

 Trigonelles, Fischer. 

 '^TrigonelUtes, auctt. 

 *Urth£lits, auctt. 



GENERA ERRONEOUSLY REFERRED TO THE BRACHIOPODA. 



ACEPHALA. 



ANOMIICJS. 



.Enigma, Koch. 



CARDITID.*:. 



Orthonata, Emmons. 

 6 



I.tJCINID^. 



Paracyclas, Hall. 



CRUSTACEA. 



KNTOMOSTRACA. 



Daphuoidea, Hibbert. 



