The Geology of Cincinnati. 63 
BRYOZOA. 
Aspidopora calycula (James). 
Eridotrypa briareus (Nicholson) 
(c)# 
Eridotrypa mutabilis (Ulrich). (c) 
Peronopora sp. 
Escharopora ponderosa (Ulrich). 
BRACHIOPODA. 
Leptobolus lepis Hall. 
Lingula covingtonensis Hall and 
Whitfield. 
Lingula modesta Ulrich. 
-)procteri Wilrich: 
‘  whitfieldi Ulrich. 
Lingulops norwoodi (James). 
Plectambonitessericeus( Sowerby ) 
Rafinesquina alternata Conrad- 
Emmons, variety. (c) 
Schizocrania schucherti Hall and 
Clarke. 
Trematis fragilis Ulrich. 
Zygospira recurvirostris Hall. 
PELECYPODA. 
Byssonychia byrnesi Ulrich. 
Clionychia subundata Ulrich. 
Lyrodesma subplanum Ulrich. 
i poststriatum Emmons. 
Modiolopsis oblonga Ulrich. 
Pyrenomceus subcuneatus Ulrich. 
Whiteavesia cancellata (Walcott). 
Whiteavesia cincinnatiensis (Hall 
and Whitfield). (c) 
Whiteavesia kentonensis (Ulrich). 
a modioliformis (Meek 
and Worthen). 
Whiteavesia pulchella Ulrich. 
GASTROPODA. 
Archinacella patelliformis (Hall). 
Bucania nana Ulrich. 
Carinaropsis explanata Ulrich. 
Conularia quadrata Walcott. 
be trentonensis Hall. 
Cyclonema varicosum Hall. 
Cyclora depressa Ulrich. 
“  minuta Hall. 
‘““ parvula (Hall). 
Cyrtolites parvus Ulrich. 
- retrorsus Ulrich. 
Cyrtolitina nitidula Ulrich. 
Fusispira sulcata Ulrich. 
Lophospira abnormis Ulrich. 
si oweni Ulrich and Sco- 
field. 
Protowarthia cancellata (Hall). (c) 
Tetranota bidorsata (Hall). 
CEKPHALOPODA. 
Cameroceras proteiforme (Hall), 
variety. 
Orthoceras albersi Miller. 
“ junceum Hall. 
Orthoceras ludlowense Miller and 
Faber. 
Trocholites ammonius Conrad. 
VERMES. 
Cornulites sp. Serpulites dissolutus Billings. 
* The (c) following the name of a species indicates that it is a common fossil. 
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