56 



INDEX. 



PAGE. 



PLEUROTOMAEIA— 



cariiiata 12-53 



ohioensis 12 



dryope 12-53 



PLUMULITES— 



jamesi 53 



PROTASTERIISrA— 



fimbriata 30 



PTILODICTYA— 



antiqua 37 



cincinnatiensis 39 



cleavelandi 38 



clintouensis 38 



dubia 40 



fimbriata 8 



flexuosa 4 



grahami 39 



granulosa 4 



hilli 4 



kentuckensis 38 



nodosa 20 



paralella 5 



platyphilla 21 



plumaria 4 



teres 40 



welchi 8 



PTERINEA— 



subquadrata 13 



SACCOPHYCUS— 



intortus ^ 17 



latifolius 17 



SAGENELLA— 



striata 22 



SCOLITHUS— 



delicatulus 33 



dispar 33 



linearis 33 



SERPULITES— 



jamesi 32 



SPHENOTHALLUS— 



latifolius ? y 



SPIRORBIS— 



lovelandensis 7 



Strange Fossil, A 14 



STREPTORHYNCEIUS— 



approximatus 43 



neglectus 41 



Supplement to Catalogue 29 



STROM ATO FOR A— 



hindei 10 



lichenoides IS 



lunata . . 10 



papillata 1 



scabra IS 



STROPHOMENA— 



ulrichi 6 



TRACHYUM- 



undosum 9 



To Correspondents 16 



Utica Slate, and Belated Formations 28 



WAT3COTTIA— 



sulcata 43 



ZAPHRENTIS— 



ohioensis 26 



ZYGOSPIRA— ^^^"^ 

 kentuckensis 7 



Am. Jour. Science <& Arts, Jan. 1872. 

 CYRTOLITES— 



costatus 



Palceontology of Ohio, Vol. i. 



AMBONYCHIA— 



costata 130 



CYRTOLITES- 



costatus 150 



LEPT^NA— 



rugosa 72 



(aspera, Cin. Quar. Jour. ofSci., Vol. i., 

 p. 151.) 



ORTHIS— 



bellula 103 



laticosta 116 



multisecta 112 



STROPHOMENA (Streptorhynchus)— 



nutans 77 



sinuata 87 



ZYGOSPIRA— 



cincinnatiensis 126 



Vol. ii. 



ALECTO (Stomatopora ?)— 



frondosa 266 



CH^TETES (Monticulipora)— 



clathratulus 209 



discoideus 206 



gracilis 198 



Cin. Quar. Jour, of Science, Vol. i., 1874. 



CYCLONEMA— ' 



fluctuata 152 



pyramidata 152 



LEPT^NA— 



aspera 151 



ORTHIS— 



crassa 20 



cyclus 19 



cypha 20 



morrowensis 21 



PTERIXEA (Avicula)— 



corrugata 239 



welchi . . 239 



STREPTORHYNCHUS— 



elongatus 240 



vetnstus 241 



STROP HO M EN A— 



declivis 240 



gibbosa 333 



squamula 335 



Vol. ii., 1875. 



LINGULA— 



norwoodi 10 



The following species re-described and 

 figured by Prot. Nicholson, in the 

 Annals & Mag. of Nat. Hist., Aug., 1876, 

 Faheozotc Corals, 1879. and Monticu- 

 lipora. 1881 — calycula — cincinnatiensis — 

 clavacoidea — clathratula — crusiulata, and 

 discoidea — gracilis — o'nealli. 



