SCHUCHERT. 



TABLES OF NORTH AMERICAN SPECIES. 



49 



Taule VI. — JJevoiiiun Braddopoda — Continued. 



Species. 



Orthis ( ?) tenuistriata Hall 



Ortliostropbia strophomenoides Hall 



Orthotlietfs auomala (A. Winchell) 



Ortliothetes belluliis Clarke 



Ortbot botes ehemungensis (Conrad) 



Ortbotbetes cbemungensis arctostriata Hall . . 



Ortbotbete.s cbemungensis perversus Hall 



Ortbotbetes defonnis Hall 



Ortbotbetes deforniis siuuata Hall and Clarke. 



Ortbotbetes flabellum (Whitfield) 



Ortbotbetes pandora (Billings) 



Ortbotbetes prava Hall 



lOrthothetes subplana (Conrad) 



Ortbotbetes woolwortbana Hall 



Parazyga deweyi Hall 



Parazyga birsnta Hall 



Pentagonia nnisulcata (Conrad) 



Pentanierella arata (Conrad) 



Pentanierella borealis (Meek) 



Pentamerella dubia Hall 



routaniercllaiutralineata (A. Wiucbell) 



Pentanierella micula Hall 



Pentamerella obsolescens Hall 



Pentamerella pavillionensis Hall 



Pentamerella tbusnelda Xettelroth 



Pbolidops arenaria Hall 



Pholidops .arcolata Hall 



Pbolidops bellula Walcott 



Pbolidops calceola Hall and Clarke 



Pholidops greenii Miller and Gurley 



Pbolidops bamiltoniaj Hall 



Pholidops lepis Hall and Clarke 



Pbolidops oblata Hall 



Pholidops ovata Hall 



Pholidops patina Hall and Clarke 



Pbolidops fiuadrangularis Walcott 



Pholidops termiualis Hall 



Pbolidostropbia iowensis (Owen) 



Plectortbis ( .') aurelia (Billings) 



Productella arctirostrata Hall 



Productella bial veata Hall 



Productella boydi Hall 



Productella costatula Hall 



Productella costatula strigata Hall 



Productella dumosa Hall 



Productella eriensis Nicholson 



Productella exanthemata Hall 



Productella ballana Walcott 



Productella birsnta Hall 



Productella birsuta rectispina Hall 



Productella birsutifornic (Walcott) 



Bull. 87 4 



Eodevonian. 



LoTver 

 Hel- 

 der- 

 berg, 



Oris- 

 kany. 



Mesodevonian. Neodevonian 



Scho- 

 harie, 

 Corn it- 



Co 



Co 

 Co 



X 

 ED 



ED 



X 



Co 

 Co 

 Co 



Co 



Tully, 

 Hamil- 

 ton, 

 Marcel- 

 lus. 



Port- 

 age, 

 Huron, 

 (leue- 

 see. 



M, H 

 H 



M 



H 

 H? 



H 

 H? 

 H? 



H 



Co 



Co 



Co 



Co 



Co 

 Co 



Che- 

 mung, 

 Ithaca. 



ND? 



ND 

 C 

 C 



XD 



