1S85.] PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 335 



LARAMIE SPECIES— Continued. 

 Viviparus coiiesii White. 



l:2tli Ann. Rep. U. 8. Geol. & Geogr. Surv. Terr., p. 99, pi. xxx, fig. la. Rev. Non- 

 Marine Fobs. Moll., p. (il or 467, pi. viii, fig. 1. Mus. No. 8151. 



Viviparus ionicus Wliite. 



Rep. Geogr. & Geo!. Suiv. west? of lOOtb Meridian, vol. iv, parti, p. 215, pi. xxi, 



ligs. 7(1, b. Mu.s. No. 8(308. 



Viviparus leai (M. & H.) Meek. 



Rep. U. S. Geol. & Geogr. Surv. Terr., 4to, vol. ix, p. 577, pi. xliv, figs. 6a-c. Mus. 

 No. 2154. 



Viviparus leai (M. & H.) White. 



Rev. Non-Marine Foss. Moll., p. 61 or 467, pi. xxvii,figs. 10-14. Mus. Nos, 8148, 

 12480. 



Viviparus leidyi (M. «fc H.) Meek. 



Rep. U.S. Geol. &, Geogr. Surv. Terr.,4to, vol. ix, p. 582, pi. xliv, fig. 4. Rev. 

 Non-Marine Foss. Moll., p. 61 or 467, pi. xxiv, fig. 7. Mus. No. 12489. 



Viviparus leidyi var. formosus (M. & H.) Meek. 



Rep. U. S. Geol. & Geogr. Surv. Terr., 4to, vol. ix, p. 583, pi. xliv, figs. 3a-c. 

 Rev. Non-Marine Foss. Moll., p. 61 or 467, pi. xxiv, figs. 8, 9. Mus. No. 2159. 



Viviparus panguitchensis White. 



Rep. Geol. Uinta Mts., J. W. Powell, p. 123. Rev. Non-Marine Foss. Moll., p. 61 

 or 467, pi. XXV, figs. 19-21. Mus. No. 8145. 



Viviparus plicapressus White. 



12th Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., p. 98, pi. xxviii, figs. 3a, h. Rev. 

 Non-Marine Foss. Moll., p. 61 or 467, pi. xxiv, figs. 25, 26. Mus. No. 8199. 



Viviparus prudentius White. 



12th Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., p. 98, pi. xxviii, figs, ba, b. Rev. 

 Non-Marine Foss. Moll., p. 61 or 467, pi. xxv, figs. 17, 18. Mus. No. 9031. 



Viviparus raynoldsianus Meek. 



Rep. U. S. Geol. & Geogr. Surv. Terr., 4to, vol. ix, p. 584, pi. xliv, figs. 7a, b. Rev. 

 Non-Marine Foss. Moll., p. 61 or 467, pi. xxv, figs. 22, 23. Mus. No. 1970. 



Viviparus retusus (M. & H.) White. 



Rev. Non-Marine Foss. Moll., p. 61 or 467, pi. xxiv, figs. 1-3. Mus. No. 8143. 



Viviparus trochiformis (M. «fe H.) White. 



Rev. Non-Marine Fo.ss. Moll., p. 61 or 467, pi. xxiv, figs. 10-16. Mus. No. 8144. 



Viviparus trochiformis (M. & H.) White. 



Rep. U. S. Geogr. & Geol. Surv. west of 100th Meridian, vol. iv, part 1, p. 214, pi. 

 xxi, figs. 4a-c. Mus. No. 8601. 



Viviparus trochiformis (M. & H.) var. White. 



Rep. Geogr. & Geol. Surv. west of 100th Meridian, vol. iv, part i, p. 215, pi. xxi, 

 figs. 5a, b. Mus. No. 8598. 



Volsella (Brachydontes) laticostata White. 



12th Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., p. 59, pi. xxv, fig. 4a. Rev. Non- 

 Marine Foss. Moll., p. 17 or 423, jil. xiii, fig. 2. Mus. No. 8121. 



Volsella (Brachydontes) regularis White. 



12th Ann. Rep. U. S. Geol. & Geogr. Surv. Terr., pp.58, 59, pi, xxv, fig. 3a. Rev. 

 Non-Marine Foss. Moll., p. 17 or 423, pi. xiii, fig. 1. Mus. No. 9044. 



