2116 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. [bull. 87. 



Orthothetes chemungensis (Conrad) — Continued. 



Oithothetea chcmuu-^cnsis Hall mid Clarke, I'al. New York, VIII, Pt. I, 1H92, p. 



255, pi. 10, iig. J); pi. IIA, i\g. U.— Whiteaves, Cout. Caua«lian Pal., I, 1892, 



p. 285. 

 Loc. New York and Poimaylvania; Eureka district, Nevada; Lake Winmpego- 



sis, Canada; Waverly group of Ohio. 



Orthothetes chemungensis arctistriatus Hall. Hamilton (Dev.). 



Str<)i)h(»mena arcto.striata Hall, (icol. N. Y. ; Rep. Fourth Dist., 1843, p. 266, lig. 3. 

 Orthisiua arcto.striata Hall, Thirtoeuth Kep. N. Y. State Cab. Nat. Hi.st., 1860, 



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

 Streptorhynehus chemuugoiisis var. arctostriata Hall, Pal. New York, IV, 1867, 



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



fig. 8. 

 Heinipronites chemungensis var. arctostriata Meek, King's U. S. Geol. Expl. lOtli 



Pari., IV, 1877, p. 35, pi. 3, lig. 2. 

 Streptorhynehus arctostriata Walcott, Mon. II. S. Geol. Survey, \II1, 1884, p. 



117, pi. 13, tig. 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 i)erver8a Hall, Tenth Rep. N. V. 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. 

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



72, pi. 9, tigs. 13-17, 2(). 

 Streptorhynehus 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. 



Streptorhynehus crenistriaf A. Wiuchell, Proc. Acad. Nat. Sci. Philadelphia, 



1862, p. 410. 

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



p. 173, pi. 9, tig. 19.— Dawson, Acadian (ieology, 3d ed., 1878, j.. 296, tig. 96.— 



Etheridge, Quart. Jour. (!eol. Soc. Loudon, XXXIV, 1878, p. 3(;2. 

 Heniipronites crenistria f Meek, Pal. Ohio, II, 1875, p. 279, i>l. 10, tig. 5. 

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



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



3, fig. 24; pi. 6, tig. 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. J5. 

 Loc. Medina and (Jranville, Ohio; Port aux Barciues, Michigan; EastRivorand 



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

 trict, Nevada. 

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



may prove that mor<^ 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, tig. 13; pi. 15, fig. 3. 



