656 
Typha, 542, 576. 
Typhobia, 316, 317. 
typica, Attherva elliptica var., 449. 
Plecotrema, 103. 
tyrrhena, Pontonia, 2, 7, 8, 20, 23, 40, 
Al (Fig. 66). 
tyrrhenus, Astacus, 40. 
tyttha, Assiminea, 166. 
ugandanus, Nothapalus, 515, 601. 
ujujvensis, Grandidieria, 394. 
Parreysia, 386, 394, 587. 
Parreyssia, 394. 
Umo nyassaénisis var., 394. 
umbilicata, Pseudoglessula, 503. 
umbretta, Scopus, 5. 
umlassiana, Assiminea, 242. 
Auricula, 101. 
Lymnea, 107. 
Syncera, 242. 
umlaasianus, Limnexus, 107. 
Melampus, 101. 
undussumxz, Lamnexa, 108, 109, 111. 
Lymneza natalensis, 110, 111, 112 
(Fig. 2), 113 (Fig. 3), 114, 540, 
568, 572, 577, 597. Pl. XI, figs. 
1—If, 2—2c, 4, 5—5b. 
unicarinata, Cleopatra pirothi var., 292. 
Syrnolopsis minuta var., 232. 
Viviparus unicolor var., 207. 
umicolor, Cyclostoma, 207. 
Galatea paradoza var., 368. 
Galatea radiata var., 368. 
Lanistes neavei var., 187. 
Lanistes stuhlmanni var., 201. 
Paludina, 206, 207, 209. 
Spherium courteti var., 348. 
Viipara, 204, 205, 206, 207, 208. 
Viviparus, 206, 207, 208, 545, 568, 
5/7, 587. Pl. XIX, fig. 1. 
unilirata, Cleopatra bulimoides var., 291. 
Unio, 76, 377, 378, 379, 380, 381, 382, 
383, 384, 385, 386, 387, 388, 389, 
390, 392, 393, 394, 395, 396, 397, 
398, 399, 400, 401, 402, 403, 404, 
406, 407, 408, 409, 414, 444, 524, 
526, 527, 531, 532, 539, 540, 546, 
569, 576, 578, 580, 582, 583. 
ae 
i 
3, 
ie 
5, 
INDEX 
Unionicola, 532. 
Unionide, 71, 87, 336, 337, 377, 410, 
523, 524, 525, 528, 529, 530, 531, 
532, 539, 545, 546, 559, 560, 562, 
573, 599, 600. 
uniplicata, Auricula, 101. 
uniplicatus melampus, 101. 
unisulcata, Spekia zonata var., 316. 
Upogebia, 2, 7, 8, 44. 
Upogebiine, 44. 
urceus, Bulimus, 170. 
Nerita, 168, 169, 170. 
Urguéssella, 515. 
Urocyclide, 464, 468, 476, 482, 485, 491, 
492, 507, 519. 
vaalensis, Unio, 384. 
Unio caffer var., 384. 
Vaccinium, 511. 
Vaginulide, 464, 468, 476, 485, 491, 
493, 5038, 507, 519. 
Valeriana, 509. 
Valvata, 243, 534. 
Valvatide, 70, 97, 98, 243. 
vaneyl, Bulinus, 138. 
Physa, 138. 
Varanus, 474. 
varia, Littorina, 564. 
variabilis, Arthroleptis, 473. 
Edgaria, 333, 590. 
Melania, 300. 
Nassopsis, 333. 
varica, Helix, 187, 188. 
Varicostele, 490, 503, 509, 510, 511. 
varicus, Lanistes, 187, 188. 
variegata, Donax, 368. 
variegatus, Limax, 88. 
velox, Potamogale, 3. 
ventricosa, Bithinia, 214. 
Physa tchadiensis var., 137. 
Tomichia, 226 (Fig. 25). 
Truncatella, 225, 226. 
ventrosa, Brazzexa, 427. 
Venus, 359, 361, 368, 369. 
venusta, Edgaria, 335. 
EKdgarva nassa f., 335. 
Paramelania, 335. 
venustum, Opeas, 499. 
