SCHUCHERT.] 



TABLES OF NORTH AMERICAN SPECIES. 



41 



Table V. — Silurian Brachiopoda — Continued. 



Species. 



Stropheodonta corrugata pluristriataFoerste. . . 



Stropheodonta ( ?) geniculata (Shaler) 



Stropheodonta ( ?) gilpeni (Dawson) 



Stropheodonta leda (Billings) 



Stropheodonta macra (Winchell and Marcy) 



Stropheodonta nearpassi Barrett 



Stropheodonta prisca Hall 



Stropheodonta profunda Hall 



Stropheodonta textilis Hall 



Stropheodonta ( ?) ventricosa (Shaler) 



Strophomena ( ?) alterniradiata Shaler 



Strophomena ( ?) antiquata Sowerby 



Strophomena ( ?) arcuata Shaler 



Strophomena ( ?) bipartita Hall 



Strophomena ( .' ) doneti Salter 



Strophomena ( ?) eliptica Conrad 



Strophomena (?) juIia Billings 



Strophomena ( ?) modesta Conrad 



Strophomena ( ?) orthididea Hall 



Strophomena philomela Billings 



Strophomena ( ?) reticulata Shaler 



Strophomena ( ?) semiovalis Shaler 



Strophomena ( ?) siluriana Davidson 



Strophonella costatula Hall and Clarke 



Strophonella (?) patenta Hall 



Strophonella semiplicat a Hall 



Strophonella striata Hall 



Trematospira camura Hall 



Trimerella acuminata Billings 



Trimerella biilingsi Dall 



Trimerella dalli Davidson and King 



Trimerella grandis Billings 



Trimerella ohioensis Meek 



Triplecia niagarensis Hall and Clarke 



Triplecia ortoni Meek 



TTncinulus stricklandi (Sowerby) 



Whitlieldella billingsana (Meek and "Worthen) 



Whitfieldella cylindrica Hall 



AVhitfieldella hyalo (Billings) 



Whittieldella intermedia (Hall) 



Whitfleldella ( ?) julia (Billings) 



Whitfieldella ( ?) naviformis (Hall) 



Whitfieldell. nitida Hall 



Whitfleldella nitidaoblata Hall 



Whitfieldella ( ?) nncleolata (Hall) 



Whitfieldella oblata ( Hall) 



Whitfieldella sulcata ( Vanuxem) 



Wilsonia kokonioensis (Miller) 



* Wilsonia safibrdi Hall 



Wilsonia safibrdi depressa Nettelroth 



Wilsonia wilsoni (Sowerby) 



Zygospira (?) mica (Billings) 



Eo- 

 silurian. 



Medina. 



Mesosilurian. 



Anti- 



costi, 



Clinton. 



X 



CI 

 A 



CI 



CI 



Guelph , 

 Arisaig, 

 Niagara. 



A 

 A 

 A 

 A 



A 



CI? 

 CI 

 A 



CI 



CI 



CI 



CI 

 A 

 CI 



Neosi- 

 lurian. 



Tentac- 

 ulite. 



Water- 

 lime. 



Ar 



N 



N 



MS 



N 





N 



N 

 Gu 

 Gu 

 Gu 

 Gu 

 N 

 X 



Gu 



N 

 N 



N 

 N 



N 



To 



Te 



To 



Te 



W 

 W 



