INDEX 
Tenioglossa, 70, 97, 166. 
tzenioptera, Sitagra, 479. 
Sitagra teenioptera, 479. 
Tagelus, 565. 
taitensis, Neritina, 162. 
tamsii, Melania, 257. 
Tanalia, 249. 
tanganice, Limnocnida, 586. 
tanganicanus, Planorbis, 122. 
tanganikana, Attheria, 451. 
Burtonia, 444. 
Corbicula, 344. 
Grandidieria, 399. 
Horea, 266. 
Planorbula, 132. 
Spekia zonata var., 316. 
tanganikanum, Neothauma, 210, 211. 
tanganikanus, Planorbis, 122. 
Planorbis sudanicus, 118, 119, 122, 
568, 576, 577, 587.. Pl. XI, figs. 
10-100. 
Tanganikia, 303, 304, 305, 306. 
tanganyice, Limnocnida, 598. 
Physopsis, 144, 147, 587. 
tanganyicense, Neothauma, 210, 
588. Pl. XIX, figs. 2, 3, 5. 
tanganyicensis, Ancylus, 156, 587. PI. 
XII, figs. 6-6a. 
Burtonia, 444, 445. 
Corbicula, 341, 342, 348 (Fig. 74), 
345, 587. 
Corbicula radiata var., 343. 
Ferrissia, 156. 
Giraudia, 314. 
Grandidieria, 399, 588. 
Martelia, 228, 239, 240 (Fig. 
589. 
Melania, 249, 266, 588, 589. 
Paludina, 211. 
Planorbis alexandrinus var., 131. 
Planorbula, 131, 587. 
Pseudospatha, 444, 445, 446, 588. 
Pl. XLV, figs. 1-3. 
Reymondia, 313, 589. 
Segmentina alecandrina var., 131. 
Spatha, 448, 444, 445. 
Unio, 394, 397, 399. 
Unio nyassaénsis, var., 394. 
212, 
38), 
653 
Viwiparus, 211. 
Tanganyicia, 70, 249, 299, 300, 301, 302, 
303, 307, 312, 589, 590, 591, 592. 
tanganytkana, Giraudia, 314. 
tanganyikanum, Neothauma, 211. 
tanganyikanus, Planorbis, 123. 
Tanganyikia, 303, 304, 305. 
Taphius, 120. 
tawat, Spatha, 420. 
tawam, Anodonta, 420. 
tawi, Spatha, 420. 
Tayloria, 484. 
tayloriana, Nyassella, 256. 
tchadiensis, Bulinus, 137. 
Cleopatra bulimoides var., 289. 
Cleopatra cyclostomoides var., 291. 
Corbicula, 341. 
Iridina, 440. 
Limnea, 110. 
Lymnea, 110. 
Physa, 137. 
Planorbula, 131. 
Pletodon, 440. 
Pliodon, 440. 
teilhardi, Spherium, 348. 
Teleodesmacea, 71, 336, 337. 
Tellina, 370, 565. 
Telliana, 338, 344, 347, 350. 
Tellinacea, 3386. 
tenebrosus, Africarion, 515. 
Crateropus, 478. 
tentaculata, Bithynia, 534. 
Helix, 214, 215. 
tentaculatus, Bulimus, 214, 215. 
tenuicarpus, Macrobrachium dux var., 
65. 
tenuicula, Egeria, 75, 362, 366, 367, 562, 
569. 
tenuissima, Vitrina, 515. 
tenuissimus, Unio, 444. 
tenuistriatus, Mytilus, 563. 
terebella, Murex, 246. 
terebra, Camptoceras, 132. 
terebriformis, Anceya, 228, 239, 539. 
Burtonilla, 239. 
Turbonilla, 239. 
Teredo, 562. 
teres, Streptostele, 511. 
