I 12 



Pages 



Trochus (Margarita) rhina Watson 64 



_ sp 6 4 



— striatus Linné 63 



— zizyphinus Linné 62 



Trophon clathratus 36 



— Dabneyi nov. sp. (pi. 11, fig. 7 a > 7 b > 7 e ) 36 



— Droueti nov. sp. (pi. u, fig. 1», ib, i c ) 37 



— Gunneri G. O. Sars ^7 



Truncatella atomus Philippi 45, 46 



TuRBINID^E ° ' 



Turbo cancellatus dtf Costa 49 



— cimex Lnjné 48 



— cingillus Montagu 52 



— clathratulus J. Adams 56 



— costatus ./. Adams 5 1 



— lacteus Linné 60 



— neritoides Linné 44 



— nitidissimus Montagu 57 



— obtusatus Linné 44 



— rudis Maton 44 



— rugosus Linné 62 



— subulatus Donovan 58 



— unidentatus Montagu 5o, 



Turbonilla attenuata Jeffreys (non Monterosato) 61 



— coarctata nov. sp. (pi. iv, fig. S a , 



8b, 8c) 61 



— compressa Jeffreys 60 



— Guernei nov. sp. (pi. iv, fig. 6% 6b, 



6<=) 60 



— lactea Linné 60 



— magnifica Seguenza 60 



— micans Monterosato 61 



— paitcislriata Jeffreys 60 



— unifasciata Forbes 60 



Tylodina citrina de Joannis 2 5 



Pages 



Umbonium sp 64 



Umbrellid^e 25 



Ungulid^e 83 



Utriculus leucus Watson 21 



— oliviformis Watson 21 



Venerid.e 8 2 



Venus borealis Linné 85 



— (Ventricola) casina Linné 83 



— chione Linné 82 



— (Ventricola) effossa Bivona 83 



— minima Montagu 82 



— (Pasiphae) ovata Pennant 82 



— spinifera Montagu 85 



VERMETID.E 4 3 



Vermetus cristatus Biondi 4 3 



— (Dofania) triqueter Bivona 43 



Verticordia (Pecchiola) acuticostata Philippi 88 



— ( — ) insculpta Jeffreys 88 



— orbiculata Seguenza 83 



— (Pecchiola) tornata Jeffreys 88 



Verticordiid/e 88 



Voluta alba Turton (non Montagu) 19 



— cornicula Linné 3 1 



— mercatoria Linné 35 



— miliaria Linné 3o 



Volutharpa 32 



Volvaria alba Brown 23 



Williamia Gussonii O. G. Costa 19 



Xylophaga dorsalis Turton 85 



Yoldia striolata Brugnone 79 



