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SOCIÉTÉ ROYALE MA1ACOLOGIQUE DE BELGIQUE 



tropis (Planorbis), IV, p. 337, pi. XII, 



ïg. 46-48. 

 TRUNCARIA, IV, p. 130. 

 truncata (Siphonalia = Fusus), IV, 

 p. 154, pi. V, fig. 39. 



— (Sphenia), I, p. 38. 



— (Truncaria), IV, p. 130. 

 TRUNCATELLA, III, p. 198. 

 truncatosa (Psammobia), II, p. 202. 

 truncatosus (Unio), II, p. 105. 

 ÏRYPANAXIS (= Cerithium ex 



parte), IV, p. 60. 

 TUBA (= Gegania — Littorina ex 



parte), III, p. 312. 

 tuba (Ampullina = Natica), III, p. 178. 



— (Hipponyx), 111, p. 195, et V, 



p. 50. 



— (Hydrobia = Bithinia), III, p. 216, 



pi. VIII, fig. 27. 



— (Potamides = Cerithium), IV, 



p. 76. 



— (Pterostoma), IV, p. 35. 

 tuberculatum (Infundibulum) , III , 



p. 193. 

 tuberculosum (Cerithium), IV, p. 11. 

 tuberculosus(Clavilithes — Fusus), IV, 



p. 174. 

 tuberculosa (Gisortia = Ovula), IV, 



p. 97. 

 tubifer (Typhis), IV, p. 127. 

 tugurium (sect. de Xenophora), III, 



p. 188. 

 tumida (Poromya), I, p. 153, pi. II, 



fig. 37-39. 

 tumidula (Donax), I, p. 102. 



(Nuculuna = Leda), II, 



p. 111, pi. V, fig. 28-29. 



turbida (Dolichotoma = Pleurotoma), 



IV, p. 249, pi. IX, fig. 4. 

 turbinata (Collonia = Delphinula), III, 

 p. 73. 



— (Natica), III, p. 164. 



TURBINELLA (= Pisanella), IV, 



p. 158 [voir aussi Latirus]. 

 turbinelloides (Borsonia), IV, p. 243. 

 turbinoides (Collonia = Delphinula) , 



m, p. 73. 



— (Lampania), IV, p. 81. 



— (Mesalia = Turritella), III, 



p. 302. 



— (Phasianella), III, p. 79, 



et V, p. 42. 

 turbinopsis (Conus), IV, p. 232. 



— (Rissoia), III, p. 230. 



— (Sandbergeria = Ceri- 



thium), IV, p. 33. 

 TURBO, III, p. 67 [voir aussi Amber- 



leya, Boutillieria, Calliomphalus, 



Collonia, Gibbula, Leptothyra, Nor- 



risia, Solaiïella]. 

 TURBONILLA, III, p. 109 [voir aussi 



Syrnola]. 

 turbonilloides (Odontostomia) , III , 



p. 101. 

 turgescens (Venus), I, p. 109. 

 turgidus (Actseon = Tornatella), IV, 

 p. 299. 



— (Gladius = Rostellaria, IV, 



p. 90. 

 turgida (Lacunaria = Lacuna), III, 

 p. 187. 



— (Strepsidura = Fusus), IV, 



p. 159. 

 turgidula (Assiminea = Bulimus), 

 IV, p. 357, et V, p. 52. 



— var. (Bayania = Melania), 



III, p. 290. 



— (Chaîna), II, p. 7. 



— (Eulima), III, p. 112. 



— (Lucina), II, p. 39. 



— (Lyria = Voluta), IV, 



p. 198. 



— (Venus), I, p. 108. 

 TURNUS, II, p. 199. 



