WRITINGS OF C. A. WHITE. 161 



Page. 



O. mactriformis, M. &, H 80 



C. undifera, Meek, 1873, pi. xxix, iigs. 4 a-/ 80-81 



O. undifera va,r. subundifera, White, 1880, pi. xxix, figs. 5 a-c 81-82 



G. pyriformis, Meek 82 



Oaiteropoda. 



Rhytophorus, Meek 82 



a. prigcus, Meek 82 



R. meekii, n. s.. White, 1880, pi. xxx, figs. 8 o, 6 ?2-83 



Acroloxus, Beck 83 



A. r/unwtiw, M. & H 83 



Planorbis, Miiller 83 



P.convolutus. M. & H 8^ 



Subgenus Balhyomphalus, Agasaiz 83 



P. (Bathyo-mphalus) amplexvs, M. & H 83 



P. (Bathyomphaliis) planocomie3:ris,M. SiS. 83 



Limna:a, Lamarck 84 



L. nitidula, Meek : 84 



Subgenus Pleurolimncea, Meek 84 



Tj. (Pleurolimncea) tenuicogtata, M. &. H 84 



Acella, Haldeman j 84 



A. haldemani. White, 1878, pi. xxx, figs. 9 a, 6 84 



Phyga, Draparnaud 84 



P./ciij^, White, 1878, pi. xxii. fig. la 84-85 



P. copei. White, 1877, pi. xxiv,flg,s. 4 a, J; 85 



Phyga- ? White, 1883, pi. xxx, fig. 11a 85 



Bulinug, Adansou 86 



B. ataeus, White, 1877, pi. xxiv, figs. 5 a, & 86 



£. dMJit«c«H,v, White, 1879, pi. xxiv, figs. 6 a, 6 86-87 



B. longiuscidua, M. & H 87 



B.? rh(mboideug,M. &H 87 



B.subelongatus M. & H 87 



Vltrina, Drapainaud 87 



T.? oWt^Mtt, M. &H 87 



Hyalina, Ferussac 87 



H. ? occidentalis, M. & H 87 



B.? emnsi,M..&.TS. 87-88 



Helix, Linmeus 88 



H. vetmta,M.& H 88 



Thaumastug, Albers 88 



T. limnceformig, M. «fe H 88 



Oolumna, Perry 88 



0. teres, M. & H 88 



C. verviicula, M. & H 88 



Neritina, Lamarck 88 



N. volvilineata, White, 1870.pl. xjci, figs. 6 a, 6 88-89 



2V. motici/ornm. White, 1878, pi. xxx, figs. 3 a, 6 89 



Subgenus Velatella, Meek 89 



N. (Velatella) ba^^fwto. White, 1878, pi. xxix, figs. 6 a, & 89-90 



Ceritlddea, Swainson 90 



Subgenus Pirenella, Gray 90 



C. (Pirenella) nebragcensig,M. &H 90 



Goniobagis, Lea 90 



G.clebtirni, White, 1876, pi. xxx, figs. 4a-d 91 



G.c/iryAaHM, Meek, 1871, pi. xxx, figs. 6 a, & 91-92 



G. chrysalloidea, White, 1876, pi. xxx. figs. 5 a, 6 92 



tf.eHrfJicAi, White, 1878, pi. xxx, figs. 7 o-c 92-93 



O. macilenta, White, 1879, pi. xxx, fig. 10 a 93 



G. graeilenta, M. & H 94 



Q.convexa,^.. &H 94 



G. invcnugta, M. &H 94 



G. gublcevig,M.& H 94 



G. .? omiWa, M. & H ■■ 94 



G. ? subtortuoga,U. &, B. 94 



O. 7iebr ascends, M. ScJI 9* 



120— Bull. 30 11 



