1885.] PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 293 



JURASSIC SPECIES. 



Ammonites cordiformis Meek. 



Pal. Upper Missouri, <Sinitlisouian Cont. to Know. 172, p. r22, pi. v, figs. 2a-c. 

 Mn8. No. 203. 

 Ammonites cordiformis (M. & H.) Wbitf. 



Kep. Geol. Black Hills of Dakota, p. 378, pi. vi, figs. 22, 23. Mus. No. 12345. Figs. 

 20, 21. Mns. No. 12294. 

 Ammonites cordiformis var. distans Whitf. 



Kep. Geol. Black Hills of Dakota, p. 380, pi. vi, fig. 25. Mus. No. 12308. 

 Ammonites henryi Meek. 



Pal. Upper Missouri, <;Suiitbsoniau Gout, to Know. 172, p. 123, pi. iv, figs. 9a-c. 

 Mus. No. 314. 



Ammonites pickeringi Dana. 



U. S. Expl. Exp., vol. X, geology, p. 721, pi. xv, fig. 5. Mus. No. 3582. 



Amussium aurarium Meek. 



Geol. Surv. California, geology, vol. i, p. 478, pi. i, figs. G, a. Mus. No. 7831. 



Astarte? inornata (M. & H.) Meek. 



Pal. Upper Missouri, <^Smitb8onian Cont. to Know. 172, p. 9, 4pl. ill, figs. 12a, b. 

 Mus. No. 202. 

 Astarte packardi White. 



Pith Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., p. 149, pi. 37, figs. 6a,b. Mus. 

 No. 8361. (Casts original in collection of Professor Packard.) 



Asterias ? dubium Whitfield. 



Rep. Geol. Black Hills of Dakota, p. 344, pi. iii, fig. 3. Mus. No. 12325. 



Aucella concentrica Fischer var. White. 



Juras. Neocomian. Bull. U. S. Geol. Surv., No. 4, p. 101, pi. vi, figs. 2-12. Mus. 

 No. 123r,0. 



Aucella errlngtoni (Gabb sp.) Meek. 



Geol. Surv. California, geology, vol. i, p. 479, pi. i, figs. 2a, [5, e]. Mus. No. 

 7831. 



Avicula (Oxytoma) mucronata (M. & H.) Whitf. 



Rep. Geol. Black Hills of Dakota, p. 357, pi. iv, figs. 1, 2. Mus. No. 12342. 



Aviculopecten ? superstrictus White. 



12th Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., p. 144, pi. xxxvii, figs. 4a, b. Mus. 

 No. 8173. 



Aviculopecten (Eumlcrotis) augustensis H. &. Whitf. 



Geol. Expl. 40th Parallel, vol. iv, part ii, p. 288, pi. vii, fig. 15. Mus. No. 12547. 



Aviculopecten ? Eumicrotis augustensis H. &, Whitf. 



Geol. Expl. 40th P.irallel, vol. iv. part ii, p. 288 [pi. vii, fig. 14]. Mus. No. 12513. 

 Belemnites densus (M. »& H.) Meek. 



Pal. Upper Missouri, <^8mithsonian Cont. to Know. 172, p. 126, pi. iv, fig. lOo/ 

 pi. V, figs. Ib-d, f-i. Mus. No. 195. 

 Belemnites densus (M. & H.) W^bitf. 



Rep. Geol. Black Hills of Dakota, p. 381, pi. vi, figs. 15-19. Mus. No. 12293. 

 Belemnites macritatis White. 



Juras. Neoconiiau. Bull. U. S. Geol. Surv., vol. i. No. 4, p. 102, pi. vi, figs. 13, 14. 

 Mus. No. 12361. 

 Belemnites nevadensis Meek. 



Geol. Expl. 40th Parallel, vol. iv, part i, j). 138, pi. xii, figs. 7,a, b. Mus. No. 12515. 

 [Figs. 8, a, 6.] Mus. No. 12517. 



