I IO 



Pages 



Pecten corallinoides d'Orbigny 74 



— fragilis Jeffreys 74 



— gibbus Linné 7^ 



— grœnlandicus G. B. Sowerby 76 



— Hoskynsi Forbes 75 



— incomparabilis Risso 75 



— nodosus Sowerby 74 



— nodulifer Sowerby 74 



— opercularis Linné 75 



— Philippii Reclu^ 75 



— pusio Linné 74 



— sinuosus Gmelin 74 



Testa: Bivona. 



— vitreus Chemnitç 76 



Pectinid<e 7^ 



Pectunculus minutus Philip-pi 78 



Pedicularia sicula Swainson (pi. iv, fig. i a , i b , 



ic et 2a, 2 b , 2c (juv.) 7, 39 



Pedipes afer Gmelin 19 



— sp 19 



PELECYPODA 7 2 



Peringiella nitida Brusina 53 



Perna sp 77 



Phasianella azorica nov. sp. (pi. iv, fig. 5 a , 5 b , 



5c) 61 



— pullus Linné 62 



? Philine lima Brown 2 5 



— quadrata S. Wood 2 5 



Philinice 2 5 



Pholadics: 85 



Pholadomya Loveni Jeffreys 89 



Pholadomyid.e 89 



Pinna rudis Linné 43, 77 



Pisania maculosa Lamarck 32 



Pisinna punctulum Philippi 53 



Pleuronectia lucida Jeffreys 76 



Pleurotoma (Mangelia) acanthodes Watson 27 



— (Bêla) climakis Watson 26 



— crispata Jan 29 



— (Mangelia) eritmeta Watson 27 



— formosa Reeve 29 



— (Mangelia) incincta Watson 28 



— incrassata Dujardin 26 



— Leufroy i Michaud 28 



— (Mangelia) macra Watson 27 



— Maravignœ Bivona 26 



— (Pleurotomella) pruina Watson 28 



— turgida Forbes 28 



Pleurotomariid.e \ 65 



? Pleurotomella Jcffreysi Verrill 28 



— pruina Watson 28 



POLYPLACOPHORA." 72 



Pages 



Psammobia ferrœnsis Chemnitz 84 



Psammobiid^ 84 



Pseudomurex babelis Réquien 38 



— fusulus Brocchi 38 



— Meyendorffi Calcara 37 



Pterotracheid.e 2 5 



Puncturella agger Watson 67 



Purpura hœmastoma Linné 38 



Pyramidella (Obeliscus) nitidula A. Adams .... 59 



PyRAMIDELLID.« 5g 



Ranella gigantea Lamarck 39 



— (Bufonaria) scrobiculalor Linné 39 



Raphitoma turgidum Forbes 28 



Retusa truncatula Bruguière 21 



Rissoa abjecta Watson 52 



— aurantiaca Watson 52 



— (Alvania) calathus Forbes et Hanley .... 49 



— ( — ) cancellata da Costa 49 



— cimex Linné 48 



— cimicoides Forbes 49 



— clathrata Philippi 49 



— costata J. Adams 5i 



— didyma Watson 5o 



— doliolum Philippi 59 



— (Alvania) hispidula Monterosato 49 



— Maria? d'Orbigny 49 



— picta Jeffreys 53 



— punctulum Philippi 53 



— (Setia) quisquiliarum Watson 53 



— (Alvania) tarsodes Watson 5 1 



Rissoia amblia Watson 47 



— brychia Verrill 48 



— fayalensis Watson 47 



— Guernei nov. sp. (pi. m, fig. i a , i b )... 47 



— obesula nov. sp. (pi. m, fig. 2", 2 b )... 48 



— parva da Costa 47 



— pusilla Philippi 47 



— radiata Philippi 47 



Rissoid^e 47 



Rotella 64 



Saxicava arctica Linné 85 



Scalaria acus Watson 56 



? — algeriana Weinkauff 56 



— clathratula J. Adams 56 



— commutata Monterosato 56 



— formosissima Jeffreys 56 



— longissima Seguenza 57 



— pseudoscalaris Drouet (non Brocchi nec 



Lamarck, nec Risso) 56 



— semidisjuncta Jeffreys 56 



