SCHUCHERT.] 



TABLES OF NORTH AMERICAN SPECIES. 



39 



Table A'. — Silurian Bravhiopodn — Continued. 



Spocios. 



Orthis ( '■) trinucleus Hall 



Orthostrophia ( ?) faaciata Hall 



Orthothetes hydraulicum (Whitfield; 



Orthothetes interstriata (Hali) 



*Orthothe)es subjtlana (Conrad) 



Orthothetes tenuis Hall 



Orthotropia dolomitica Hall and Clarke 



Parastrophia greenii Hall and Clarke 



Parastrophia latiplicata Hall and Clarke 



Parastrophia niultiplicata Hall and Clarke 



Parastrophia ops (Billings) 



Parastrophia reversa (Billings) 



Pentamerella ( ?) compressa Kingueberg 



Pentamerus oblongus Sowerby 



Pentamerus oblongns cylindricus (Hall and Whitfield). 



Pentamerus oblougus maquoketa Hall and Clarke 



Pentamerus oblongus subrectus Hall and Clarke 



Pentamerus ovalis Hall 



Pentamerus pesovis Whitfield 



Pholidops ovalis Hall 



Pholidops squamiformis Hall 



t Platystrophia biforata (Schlotheim) 



Plectambonites glabra Shaler 



Plectambonites producta Hall and Clark© 



tPlectambonites sericea (Sowerby) 



Plectambonites transversalis ( Wahlenberg) 



Plectambonites transversalis alabamensis Foerste 



Plectambonites transversalis prolongata Foerste 



tKafinesquina ceres (Billings) 



Kafinesquina ( .') obscura (Hall and Clarke) 



ReticTilaria bicostata (Vanuxem) 



Keticularia bicostata petila (Halll 



Rhinobolus davidsoni Hall and Clarke 



Khinobolus galtensis (Billings) 



Rhipidomella circula Hall 



Rhipidomella hybrida (Sowerby) 



Rhipidomella media (Shaler) 



Rhipidomella rhynchonelliformis (Shaler) 



Rhipidomella subcircula (Simpson) 



Rhipidomella ubera (Billings) 



Rhynchonella ( ?) argentea Billings 



Rhynchonella ( ?) bellaforma Nettelroth 



Rhynchonella ( ?) bidens Hall 



Rhynchonella ( .') bidentata (Hisinger) 



Rhynchonella ( .') coUetti Miller 



Rhynchonella ( .') deccmplicata Sowerby 



Rhynchonella ( .') emacerata Hall 



Rhynchonella ( .') eva Billings 



Rhynchonella ( .') hydranlica Whitfield 



tRhynchonclla ( .') janea Billings 



Rhynchonella ( .') Levis Simpson 



Rhyncliouella ( .') lamellata Hall 



Eo- 

 Silurian. 



Medina. 



Mesosilurian. 



Anti- 



costi, 



Clinton. 



01 



CI 



01 



CI 

 A 



CI 

 01 

 01 

 01 

 A 

 01 



01 



Guelph. 

 Arisaig, 

 Niagara. 



01 



A 



01 



Gu 



Nenai- 

 lurian. 



Tentac- 

 ulite, 



Water- 

 lime. 



W 

 To 



W 



Te 



