— 384 — 



Pages. 



PHYSAStrebeli, Crosse et Fischer . 335 



— Tehuantepecensis, Crosse et Fischer. . . 335 



PiNAXiA, coronata, A. Adams 210 



Planorbis crassilabrum, Morelet. ...... 20 



— Rolland!, L. Morlet 46, 344 



— Sudanicus, Martens 109, 278 



Plecotrema mordax, Dohrn 204 



Pliodon (G.). . . 129 



— (Cameronia) Spekei, Woodward . .130, 291 

 PupA minutalis, Morelet 231 



— Seignaciana, Crosse et Fischer 199 



Pyrgophysa Mariei, Crosse 202 



Rhytida(G.) 185 



RiNGicuLA Mariei, L. Morlet , 210 



— prismatica, Folin 210 



SCHIZOPLAX (S G.) 72 



Segmentina Alexandrina, Erenberg, var. ïanganyi- 



censis 279 



Seguenzia (G.) 81 



— formosa, Jeffreys 81 



SiNUSIGERA (G.) 95 



Spatha (G.) . 132 



— Tanganyicensis, Smith 132, 292 



Stenogyra avenacea, Morelet 219 



— Johannina, Morelet 219 



— octona, Bruguière 219 



— pusilla, Morelet 220 



Subulina lenta, Smith 300 



— mamiliata, Craven 201 



— solidiuscula, Smith. 299 



SucciNEABaudoni, Drouët 142 



— cingulata, Forbes 37 



— debilis, Pfeiffer 150 



— oblonga, Draparnaud 151 



— Pfeifferi, RossmSssler, var. punctatissima. 147 



