scHucHERT.] INDEX AND BIBLIOGRAPHY. 147 



Athyris (?) corpulenta (A. Winchell). Kiuderhook (L. Carb.). 



Spiiigera corpuleuta A. Wiuchell, Proc. Acad. Nat. Sci. Philadelphia, 1863, p. 6. 

 Loc. Burlington, Iowa. 



Atbyris crassicardinalis White =Cleiothyris crassicardinalis. 

 Atliyris crassirostra Billings =Whitlieldella cyliudrica. 

 Atbyris cyliudrica Billings =Wliitfieldella cyliudrica. 



Athyris densa Hall and Clarke. St. Louis (L. Carb.). 



Atbyris deasa Hall and Clarke, Pal. New York, VIII, Pt. II, 1895, p. 364, pi. 46, 



figs. 6-12. 

 Loc. Washington County, Indiana; Colesburg, Kentucky. 

 Ohs. Compare with Centronella (?) crassicardinalis. 



Atbyris differeutis McCbesney=SeraiiiuIa argeutea. 

 Atbyris eborea A. Winchell = A. vittata. 

 Atbyris euzona Swallo.w=Semiuula formosa. 

 Atbyris(?) formosa Swallow = Semiuula formosa. 



Athyris fultonensis (Swallow). Corniferous and Hamilton (Dev.). 



Spirigera fultonensis Swallow, Trans. St. Louis Acad. Sci,, I, July or August, 1860, 



' p. 650. 



Spirigera minima Swallow, Ibidem, 1860, p. 649. 



Athyris vittata Hall, Thirteenth Rep. N. Y. State Cab. Nat. Hist., 1860, p. 89;— 

 Pal. New York, IV, 1867, p. 289, pi. 46, figs. 1-4.— White, Second Ann. Rep. 

 Indiana Bureau of Statistics and Geol., 1880, p. 502, pi. 4, figs. 8, 9; — Tenth 

 Rej). State Geol. Indiana, 1881, p. 134, pi. 4, figs. 8, 9. — Nettelroth, Kentucky 

 Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 87, pi. 16, figs. 25-32.— 

 Whiteaves, Cont. Canadian Pal., I, 1892, p. 228. — Hall and Clarke, Pal. New 

 York, VIII, Pt. II, 1893, p. 90, figs. 62, 63; pi. 45, figs. 1-5.— Keyes, Geol. 

 Survey Missouri, V, 1895, p. 90, pi. 41, fig. 1. 



Spirigera eborea A. Winchell, Rep. Lower Peninsula Michigan, 1866, p. 94. 



Loc. Callaway County, Missouri; Iowa City and New Buffalo, Iowa; Falls of 

 Ohio; Alpena, Michigan ; Lake Winnipegosis, Manitoba. 



Ohs. Specimens of S. fultonensis Swallow and S. eborea Winchell in the writer's 

 collection prove to be the same as A. vittata Hall. 



Athyris hannibalensis (Swallow). Chouteau (L. Carb.). 



Sj)irigera hannibalensis Swallow, Trans. St. Louis Acad. Sci., I, 1860, p. 649. 

 Athyris hannibalensis Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 90, 



pi. 46, figs. 13-15. — Keyes, Geol. Survey Missouri, V, 1895, p. 90, pi. 40, fig. 9. 

 Loc. Clarksville, Hannibal, etc., Missouri; Sciotoville, Ohio. 

 Ohs. Meek was inclined to regard this species the same as A. lamellosa. It is, 



however, distinct. See A. missouriensis. 



Atbyris barpalyce Billiugs=Wbitfieldella harpalyce. 



Atbyris bawui Swallow=Semiuula bawui. 



Athyris headi Billiugs=Catazyga headi. 



Atbyris headi auticostiensis Billings = Catazyga erratica. 



Atliyris headi borealis Billings =Catazyga erratica. 



Atbyris hirsuta Hall=Cleiothyris hirsuta. 



Athyris incrassata Hall. Burlington (L. Carb.). 



Athyris incrassata Hall, Geol. Survey Iowa, I, Pt. II, 18.58, p. 600, pi. 12, fig. 



6.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 90, pi. 46, fig. 21; 



pi. 83, fig. 39. 

 Athyris iucrassatus Keyes, Geol. Survey Missouri, V, 1895, p. 91, px. 41, fig, 10. 

 Loc. Burlington, Iowa; Quincy, Illinois; Hannibal, Missouri. 



