SCHUCHEET.] 



TABLES OF NORTH AMERICAN SPECIES. 



43 



Table VI. — Devonian Brachiopoda. 



[C = Chemung; Co — Corniferoua ; ED = Eodevonian ; G = Genesee; H — Hamilton; Hu— Huron; 

 I=Itliaca; M=Marcellus; MD=Me8odevonian; ND — Neodevonian; P = Portag6; S = Scboliarie; 

 Tu = Tiillj'. Species preceded by an asteriak (*) are found in tlie Carboniferous also; by an obelisk 

 (f), in the Silurian.] 



Eodevonian. : Mesodevonian. 



Species. 



Amboccelia flmbrlata Claypole 



Amboca?lia gregaria Hall 



Amboccelia priBumbona Hall 



Amboccelia spinosa Hall and Clarke 



Amboccelia umbonata (Conrad) 



Amphigenia curta (Meek and Worthen) 



Amphigenia elongata ( Vanuxem) 



Amphigenia elongata subtrigonalis Hall 



Amphigenia elongata undulata Hall 



Anastrophia verneuili (Hall)  



Aiioplia niicleata Hall 



Anoplotheca acutiplicata (Conrad) 



Anoplotheca Camilla (Hall) 



Anoplotheca concava (Hall) 



Anoplotheca dichotoma (Hall) 



Anoplotheca flmbriata (Hall) 



Anoplotheca flabellites (Conrad) 



Anoplotheca infrequens ( Walcott) 



A thyris angelica Hall 



Athyris angelica occidentalis "Whiteavea 



Athyris brittsi Miller 



Athyris cora Hall 



Athyris fultonensis (Swallow) 



Athyris minutissima "Webster 



Athyris ( ?) ottervillensis Miller 



A thyris parvula Wbite.ave8 



A thyris polita Hall 



Athyris spiriferoides (Eaton) 



Atrypa desquamata Sowerby 



Atrypa ellipsoidea Nettelroth 



Atrypa hystrix Hall 



Atrypa hystrix elongata Webster 



Atrypa hystrix occidentalis Hall 



Atrypa hystrix planosulrata Webster 



Atrypa missourlensis Miller 



Atrypa pseudomarginalis Hall 



t Atrypa reticularis (Linnteus) 



Atrypa reticularis impressa Hall 



Atrypa reticularis nuntia Hall and Whitfield 



Atrypa reticularis ventricosa Hall and Whitfield. 



Atrypa spinosa Hall 



Atrypina imbricata Hall 



Barroisella subspatulata (Meek and Worthen) 



Beachia snessana Hall 



Bilobitea varicus (Conrad) 



Caniarophoria rhomboidalis Hall and Clarke 



Camarospira eucharis Hall 



Camarotoechia barrandi Hall 



Lower 

 Hel- 

 der- 

 berg. 



I Scho- 

 Oris- ! harie, 

 kany. Cornif- 



j erous- 



ED 



X 

 X 



X 

 X 



X 



X 

 X 

 X 



Co 



Co 

 Co 

 Co 



Co 

 Co 

 Co 



Tally, 

 Hamil- 

 ton, 

 Marcel- 

 lus. 



Neodevonian. 



H 

 H 



M,H 



M 



Co 



Co 



Co 



Co 



S 



Co, S 



S 



H 



MD 



H 



H 



MD 

 H 



Port- 

 age, 

 Huron, 

 Gene- 

 see. 



G 



Che- 

 mung, 

 Ithaca. 



I,C 



ND 



H 

 H 



MD 



MD 



H, Tu 



Co 



Co 

 Co 



H 

 H 

 H 



G 



C? 



C 

 C 



I,C 



