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



Stropheodonta beckei Hull — Continued. 



Stioi)biH)(l()uta (Lepto3troi)liia) bocki Hall iintl Clarke, I'al. New York, VTII, Pt. I, 



1892, p. 288, pi. 13, figs. 23, 24. 

 Loc. Albany iiiul Scboharie counties, New York ; Kcnuedy Channel, Arctic region. 



Stropheodonta blainvillei (l>illiug-s). Lower Devonian. 



S'ropbomena blaiuvillei Billings, Pal. FossilB, 11, 1874, p. 28, pi. 2, tig. 1; pi. 3, 



^ fig. 1. 

 Stroplieodonta (Leptostrophia) blainvillii Hall and Clarke, Pal. New York, VIII, 



Ft. I, 1892, p. 288. 

 Loc. Gasp^, Canada. 

 Obs. Compare with S. perplaua. 



Stropheodonta callawayensis Swallow. Hamilton (T)ev.). 



Stropbodonta callawayensis, quadrata, and a-qiiicostata Swallow, Trans, St. 



Louis Acad. Sci., I, 1860, p. 638. 

 Loc. Callaway County, Missouri. 

 Obs. See S. navalis. 



Stropheodonta callosa Hall. Upper Helderberg (Dev.). 



Stropbodonta callosa Hall, Sixteenth Eep. N, Y. State Cab. Nat. Hist., 1863, 



p. 36;— Pal. New York, IV, 1867, p. 82, pi. 11, figs. 4-10; pi. 12, figs. 8, 9. 

 Chouetes (Stroiibodontaf) callosa Hall, Second Ann. Eep. N. Y. State Geol., 



1883, pi. 47, fig. 37. 

 Stropheodonta callosa Hall and Clarke, VIII, Pt. 1, 1892, pi. 16, fig. 37. 

 Loc. Albany County, New York. 



Stropheodonta calvini Miller. Chemung (Dev.). 



Stropbodonta quadrata Calvin (non Swallow, 1860), Bull. U. S. Geol. Geogr. 



Survey Terr., IV, 1878, p. 728. 

 Stropbodonta calvini Miller, Cat. American Pal. Foss., 2d ed., January, 1883, 

 p. 298.— Walcott, Mon. U. S. Geol. Survey, VIII, 1884, p. 122, pi. 13, fig. 6. 

 Stropbodonta exilis Calvin, American Jour. Sci., 3d ser., XXV, June, 1883, p. 443. 

 Loc. Rockford and Independence, Iowa; Eureka district, Nevada. 



Stropheodonta canace Hall and Whitfield. Chemung (Dev.). 



Stropbodonta canace Hall and Whitfield, Twenty-third P.ep. N. Y, State Cab. 

 Nat. Hist., 1873, p. 236, pi. 11, figs. 8-11; abstract of same iu 1872;— King's 

 U. S. Geol. Expl. 40th Pari., IV, 1877, p. 246, pi. 3, figs. 1-3. 



Loc. Rockford, Iowa; White Pine district, Nevada; Naples, New York. 



Stropheodonta cincta A. Wiucbell. Hamilton (Dev.). 



Stropbodonta cincta A. Winchell, Rep. Lower Peninsula Michigan, 1861?, p. 93. 

 Loc. Grand Traverse region, Michigan. 

 Obs. Insufficiently defined to be recognized. 



Stropheodonta concava Hall. Corniferous and Hamilton (Dev.). 



Stropbomena (Stropbodonta) concava Hall, Tenth Eep. N. Y. State Cab. Nat. 



Hist., 1857, pp. 115, 140, fig. 1. 

 Stropbodonta concava Hall, Pal. New York, IV, 1867, p. 96, pi. 16, figs, la-lh; — 



Second Ann. Rep. N. Y. State Geol., 1883, pi. 45, figs. 16-22. 

 Stropheodonta concava Hall and Clarke, Pal. New Y'ork, VIII, Pt. I, 1892, pi. 14, 



tigs. 16-23. 

 L^oc. New York, from Cayuga Lake westward to Lake Erie. 



Stropheodonta corrugata (Conrad). Clinton (Sil.). 



Stropbomena corrugata Conrad, Jour. Acad. Nat. Sci. Philadelphia, VIII, 1842, p. 

 256, pi. 14, fig. 8.— HaJl, Geol. N. Y. ; Rep. Fourth Dist., 1843, p. 73, fig. 2 on p. 

 72;— Twelfth Rep. N. Y. State Cab. Nat. Hist., 1859, p. 82.— Foerste, Proc. Bos- 

 ton Soc. Nat. Hist., XXIV, 1890, p. 303, pi. 6, fig. 25. 



