2I'() SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. f hull. 87. 



Orthothetes chemungensis (Conrad) — Continued. 



Oitliothetes cbeuiuiigciisis Hall auil Clarke, Pal. New York, VIII, Pt. I, IX!)2, p. 



255, pi. 10, lig. 9; pi. IIA, tig. 14.— Wbiteavcs, Cont. Canadian Pal., I, 1892, 



p. 285. 

 Loc. New York and Pennsylvania; Enreka district, Nevada; Lake Winnipego- 



sis, Canada; Waverly group of Ohio. 



Orthothetes chemungensis arctistriatus Hall. Hamilton (Dev.). 



Stropliomena arctostriataHall, Geol. N. Y. ; Rei>. Fourth Uist., 1813, p. 266, tig. 3. 

 Orthisina arctostriata Hall, Thirteenth Kep. N. Y. State Cab. Nat. Hist., 1860, 



pp. 80, 81, tigs. 1, 2; p. 112. 

 Streptorhynchus chemungensis var. arctostriata Hall, Pal. New York, IV, 1867, 



p. 71, pi. 9, tigs. 1-12;— Second Ann. Rep. N. Y. State Geol., 1883, pi. 40, 



fig. 8. 

 Heniipronites chemungensis var. arctostriata Meek, King's U. S. Geol. Expl. 40th 



Pari., IV, 1S77, p. 35, pi. 3, tig. 2. 

 Streptorhynchus arctostriata Walcott, Mon. IT. S. Geol. Survey, VIII, 1884, p. 



117, pi. 13, lig. 7. — Nettelroth, Kentucky Fossil Shells, Mem, Kentucky Geol. 



Survey, 1889, p. 140, pi. 31, tigs. 31-33. 

 Orthothetes chemungensis var. arctostriata Hall and Clarke, Pal. New York, 



VIII, Pt. I, 1892, pi. 10, tig. 8. 

 Loc. New York ; Falls of Ohio ; Eureka district, Nevada. 



Orthothetes chemungensis perversus (Hall). Cornif. and Ham. (Dev.). 



Orthis perversa Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 137. 

 Orthisina alternata Hall, Thirteenth Rep. N. Y. State Cab. Nat. Hist., 1860, p. 



81, tigs. 1,2; p. 112. 

 Streptorhynchus chemungensis var. perversus Hall, Pal. New York, IV, 1867, p. 



72, pi. 9, tigs. 13-17, 26. 

 Streptorhynchus chemungensis var. alternata Hall, Second Ann. Rep. N. Y. State 



Geol., 1883, pi. 40, tig. 7. 

 Orthothetes chemungensis var. alternata Hall and Clarke, Pal. New York, VIII, 



Pt. I, 1892, pi. 10, tig. 7. 

 Loc. New York ; Bosanquet, Ontario ; Eureka district, Nevada. 



Orthothetes crenistria (Phillips?). Lower Carboniferous. 



Streptorhynchus crenistria? A. Winchell, Proc. Acad. Nat. Sci. Philadelj»hia, 



1862, p. 410. 

 Streptorhynchus crenistria Davidson, Quart. Jour. Geol. Soc. London, XIX, 1863, 



p. 173, pi. 9, fig. 19.— Dawson, Acadian Geology, 3d ed., 1878, p. 296, fig. 96. — 



Etheridge, Quart. Jour. Geol. Soc. London, XXXIV, 1878, p. 362. 

 Hemiprouites crenistria? Meek, Pal. Ohio, II, 1875, ]». 279, pi. 10, fig. 5. 

 Hemipronites crenistria Meek, King's U. S. Geol. Expl. 40th Pari., IV, 1877, p. 



pi. 7, fig. 2.— Herrick, Bull. Denison Univ., Ill, 1888, p. 37, pi. 5, fig. 14; pi. 



3, fig. 24; pi. 6, fig. 8; pi. 9, fig. 21; IV, p. 24, pi. 2, figs. 1,5;— Geol. Ohio, 



VII, 1895, pi. 15, fig. 1; pi. 21, fig. 14. 

 Orthothetes crenistria Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 255, 



pi. IIA, fig. 15. 

 Loc. Medina and Granville, Ohio ; Port aux Barques, Michigan ; East River and 



Shubenacadie, Nova Scotia; Fail den Isthmus, lat. 82^ 43'; White Pine dis- 

 trict, Nevada. 

 Obs. These references are unsatisfactory identifications of Phillips's species. It 



may prove that more than a single species is here included. 



Orthothetes deformis Hall. . Lower Helderberg (Dev.). 



Orthis deformis Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 44;— PaL 

 New York, III, 1859, p. 174, pi. lOA, fig. 13; pi. 15, fig. 3. 



