FOSSILS OF THE TRENTON PERIOD. 



32;] 



Fossils of the Trekton Pbhiod — continuei. 



GeneR'V and Species. 



CEPHALOPODA. 



Orfhooeras ampUoameratum 



0. aneUum 



O. capitolinuni 



0. junceum 



0. planoconvexa 



0. raultioameratiim 



0. vertebrale ■ 



0. n. sp? 



0. und. sp 



0. (Ormooeras) Beloitense, n. sp. 



Ormoceras teniiifilum? 



0. und. sp 



Endoceras annulatum ? 



E. proteiforme 



E. und. sp , 



Cyrtoceras annulatum 



C. camuium 



C. comiculum 



C. eugium 



C. looulosum 



C. macrostomum 



C. Neleus 



C. und. sp 



C. and. sp 



Oncooeraa Aloeus 



0. abruptum 



0. Lycus 



O. Pandion • ■ ■ 



0. plcbeium 



0. und. sp 



Ascoceras or Cryptoceras, und. sp . 



Gyroceras convolvans 



G. duplicostatumn. sp 



Gonioceras anceps 



G. occidentaje 



Lituites occidentalis 



L. Robertson! 



Gomphooeras, und. sp 



CBUSTACEA. 



Leperditia fabulites . . 

 lUsenus crassicauda?. 



I. lowensis 



I. ovatus 



I. taurus ■ 



I. und. sp — 



Asaphus Bairandi — 



A. gigas 



A. lowensis 



A. n. sp 



A., sp. und ...... 



Oalymene senaria . 

 Harpes, und. sp . . . 



*9 



m 



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