WEITINGS OF R. P. WHITFIELD. 269 



Page. * 



V. decisa, Morton, pi. six, figa. 15, 16 145-147 



V. inflata, Conrad, pi. xix, figs 4, 5 147-148 



V. elevata, Conrad, pi. xix, tigs. 6, 7 148-149 



Y. trigona, Gabb, 1861, pi. xix, figs. 11-14 149-150 



V. subovalis, Conrad, pi. xix, figs. 1,2 150-151 



V. trapezoidea, Conrad, pi. xix, fig. 3 151-152 



Sphaeriola, Stoliczka 152 



/S. umbonata,-a. s., Whitfield, 1885, pi. xix, figs. 17,18 152 



Sinuopalliata. 



Yeneridce. 



Gallista, Poll 153 



G. delawarensis,G{iMb, pi. xxii, figs. 8-10 153-154 



Aphrodina, Conrad, 1868 154 



A . tippana, Conrad, pi. xxii, figs. 6, 7 ] 54-155 



Gypriineria, Conrad, 1864 156 



O. depressa, Conrad, pi. xxii, figs. 11-13 156-157 



O. derisata, Conrad, pi. xxii, figs. 19-21 157-158 



0. excavata, Morton, pi. xxii, figs. 16, 17 159-160 



G. heilprini, n. a., Whitfield, 1885, pi. xxii, figs. 14,15 160 



O. spissa, Conrad, pi. xxii, fig. 18 160-161 



Dosinia, Scopoli 161 



D. gabbi, u. s., Whitfield, 1885, pi. xxii, figs. 4, 5 161-162 



D.f erecta, n. a., Whitfield, 1885, pL xviii, figs. 17-20 162-163 



Tenea, Conrad, 1871 163 



T. pinquis, Conrad, pi. xxii, figs. 1-3 163-164 



TellinidcB. '' 



Tellimera, Conrad, 1871 164 



T. eborea, Conrad, pi. xxiii, figs. 12, 13 164-165 



Linearia, Conrad, 1871 165 



L. metastriata, Conrad, pi. xxiii, figs. 6-8 165-166 



L. contraeta^ n. s., Whitfield, 1885, pi. xxiii, fig. 5 167 



^ora, Conrad, 1871 j. 167 



JB. cretacea, Conrad, pi. xxiii, figs. 16, 17 167-168 



Aenona, Conrad, 1871 168 



.iJ^. eufaulensis, Conrad, pi. xxiii, figs. 2, 3 168-169 



^. papyria, Conrad, pi. xxiii, fig. 4 169-170 



Oorimya, Agasaiz 170 



0. tennis, n.s., Whitfield, 1885, pi. xxiii, fig8.9-U 170-171 



Donacinidce. 



Donax, Linn 171 



D. fordii , C onrad, pi. xxiii, fig. 1 171-172 



Mactridce. 



Ycleda, Conrad, 1871 172 



Y. lintea, Conrad, pi. xxiii, figs. 18-21 172-173 



Y. tellinoideg, n. s., Whitfield, 1885, pi. xxiii, fig. 23 173-174 



Y. transversa, n. s., Whitfield, 1885, pL xxiii, flg. 22 174 



Anatinidte. 



Pholadnmya, Sowcrby 175 



P. occidentalis, Morton, pi. xxiv, figs. 1-3 175-176 



P. roemeri, n. a., Whitfield, 1885, pi. xxiv.flg. 4 176-177 



Periplomya, Conrad 177 



P. eUiptiea,Gah\), 1861, pi. xxiii, figs. 14, 15 177-178 



Gercomya, Agaaaiz 178 



O. peculiaris, Conrad, pi. xxiii, figs. 24, 25 178 



GorbulidcB. 



Gorbula, Bnigui^re 178 



O. crassiplica, Gabb, pi. xxiii, flg. 30 178-179 



O. /oMifcet, Lea, 1861, pi. xxiii, figs. 27-29 180 



G. subcompressa, Gabb, pi. xxiii, flg. 26 180-181 



Saxicavidce. 



Panopea, M6nard 181 



P. decisa, Conrad, pi. xxiv, figs. 5-8 181-182 



SolenidcB . 



Solyma, Conrad, 1871 182 



S. lineolata, Conrad, pL xxv, figs. 11-13 182-183 



