170 BULLETIN NO, 30, UNITED STATES NATIONAL MUSEUM. 



Page. 



Hydrohia suhconiea, Meek, pi. xxvii, fie;. 36 59, 4G5 



Ili/drobia ? eidimoides. Meek, pi. xxvii, fig. 37 59, 465 



JJydrobia recta. White, pi. xxvii, fig. 38 60, 466 



nydrobia anthonyi, M. & H., pi. xxvii, fig. 39 59, 465 



Hydrobia ivarrenana, M. &. H., pi. xxvii, fig. 40 59,465 



EOCENE. 



JJnio cUnoinsthus, White, pi. xxviii, figs. 1 and 2 ; 28,434 



TJnio shughonensis, White, jil. xxviii, fig. 3 29, 435 



Unio haydeni, Meek, pi. xxviii, figs. 4 and 5 .• 29,435 



Unio washakiensis, Meek, pi. xxviii, fig. 6-8 29, 435 



Unto tellinoides. Hall, pi. xxviii, fig. 9 29, 435 



Planurbis (Gyrauius) militaris, White, pi. xxviii, figs. 10 and 11 41,447 



Bythinella gregaria, Meek, pi. xxviii, figs. 12 and 13 60, 466 



Bulimus floridaniis, Conrad, pi, xxviii, fig 14 48, 4.')4 



Melania claiborn'>ni,i.i, Heilpiin, pi. xxviii, fig. 15 54, 460 



Planorbis titaheiisis. Meek, pi. xxix, figs. 1-3 41, 447 



Planorbis rituhensia vnr. spectabilis, Meek, pi. xxix, figs. 4-6 41,447 



Planorlin cirratus, "White, pi. xxix, fig, 7 42,448 



Planorbis cequalis, White, pi. xxix, figs. 8-10 42, 448 



Helix jjcripheria, AVhite, pi. xvix, figs. 11 and 12 49,455 



Helix riparia. White, pi. xxix, flg.s. 13 and 14 .» 49, 455 



Pupa incolata. White, pi. xxix, figs. 15-17 50,456 



Pupa atavunciila. White, pi. xxix, fig. 18 50, 456 



Pupa arenula, White, pi. xxix, fig. 19 50,456 



Limncea tsimills, Meek, pi. xxix, flg.s. 20 and 21 39, 445 



Limnwa oetusta, Meok, pi. xxix, figs. 22 and 23 39, 445 



Limncta miniuscula, White, pi. xxix, figs. 24 and 25 40,446 



Succinea (Brachyspira) pajnllispira. White, pi. xxix, fig. 26 51, 4.57 



Anodonta dccartala, Conrad, pi. xxix, figs. 27 and 28 73,479 



MacrocycUs spatiosa, M. & H., pi. xxx, figs. 1-3 46, 452 



Helix ? veterna, M. & II. , pi. xxx, figs. 4 and 5 i», 4.54 



Physa ])lrromatis, White, pi. xxx, figs. 6-8 44, 450 



Phyxa bridgeiensis, Meek, pi. xxx, figs. 9 and 10 44, 450 



Vivipariis paludinee.formis, Hull, pi. xxx, figs. 11 and 12 62, 468 



Yiviparus wyomingensis, Meek, pi. xxx, figs. 13 and 14 62, 468 



Ooniobasis tenera, Hall, and varieties, pi. xxxi 58, 464 



MIOCENE AND PLIOCENE? 



Melania sculptilis, Meek, pi. xxxii, fig. 1 55, 461 



Melania nub sculptilis, Meek, pi. xxxii, fig. 2 55, 461 



Melania taylori, Gahb, pi. xxxii, fig. 3 55, 461 



Lithasia antiqua, Gabh, pi. xxxii, fig. 4 59,465 



Carinifex ( Yorticifex) binneyi, Meek, pi. xxxii, figs. 5 and 6 42, 448 



Carinifex ( Vorticifex) tryoni, Meek, pi. xxxii, figs. 7-9 42, 448 



Ancylus iCndidatas, Meek, pi. xxxii, fig. 10 45, 451 



Spha-rium rugosum, Meek, pi. xxxii, figs. 11-13 34, 440 



Uphmrium idahoense, Meek, pi. xxxii, figs. 14 and 15 34, 440 



Planorbis vctustug, M. &-, H., pi. xxxii, figs. 16-18 42,448 



Planorbis leidyi, M. & H., pi. xxxii, figs. 19-21 42, 448 



Planorbis ncbrascensis, Ev.nns & Shuniard, pi. xxxii, figs. 22 and 23 42,448 



Planorbis lunata, Conrad, pi. xxxii, figs. 24 and 25 42, 448 



LimnccainecHi, Evans & Shuniard, pi. xxxii, figs. 26 and 27 40,446 



Limna'a sinnnardi, M. & H., pi. xxii, figs. 28 and 29 40, 446 



Limnifa (Polyrhytis) kimjii, Meek, pi. xxxii, figs. 30 and 31 40,446 



Helix leidyi, Hall &. Meek, pi. xxxii, fig.s. 32 and 33 . 49, 45.'i 



Helix (Xonites) marginicola, Conrad, pi xxxii, fig. 34 47, 4.53 



Physa secalina. Evans & Shuniard, pi. xxxii, figs. 35 and 36 44, 4.50 



Latia dallii, n. s. White, 1883, pi. xxxii, figs. 37-40 45,4.51 



Vnio mcekii, White 28,434 



Unio Irai, Meek 28, 434 



Yiviparus iuniciis. White 62, 468 



