— I 10 — 



Pages 



Pecten corallinoides d'Orbigny 74 



— fragilis Jeffreys 74 



— gibbus Linné 75 



— grœnlandicus G. B. Sowerby 76 



— Hoskynsi Forbes 75 



— incomparabilis Risso 75 



— nodosus Sowerby 74 



— nodulifer Sowerby 74 



— opercularis Linné 75 



— Philippii Recluj 75 



— pusio Linné 74 



— sinuosus Gmelin 74 



— Testre Bivona 75 



— vitreus Chemnit^ 76 



Pectinid.ï 73 



Pectunculus minutus Philippi 78 



Pedicularia sicula Swainson (pi. iv, fig. i^, i^, 



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



Pedipes afer Gmelin 19 



— sp 19 



PELECYPODA 72 



Peringiella nitida Brusina 53 



Perna sp 77 



Phasianella azorica nov. sp. (pi. iv, fig. 5=, S^, 



5c) 61 



— pullus Linné 62 



? Philine lima Brown 2 5 



— quadraia S. Wood 25 



Philinid^ 2 5 



Pholadid.e 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 Jayi 29 



— (Mangelia) eritmeta Watson 27 



— formosa Reeve 29 



— (Mangelia) incincta Watson 28 



— incrassata Dtijardin 26 



— Leufroyi Michaud 28 



— (Mangelia) macra Watson 27 



— Maravignœ Bivona 26 



— (Pleurotomella) pruina Watson 28 



— turgida Forbes 28 



PLEUROTOMARnO.E 65 



? Pleurotomella Jeffreysi Verrill 28 



— pruina Watson 28 



POLYPLACOPHORA 72 



Pages 



Psammobia ferrœnsis Chemnitz 84 



PsAMMOBnD.ï: 84 



Pseudomurex babelis Réquien 38 



— fusulus Brocchi 38 



— Meyendorffî Calcara 37 



Pterotracheid^ 2 5 



Puncturella agger Watson 67 



Purpura hœmastoma Linné 38 



Pyramidella (Obeliscus) nitidula A. Adams Sg 



Pyramidellid.î: 59 



Ranella gigantea Lamarck 39 



— (Bufonaria) scrobiculator 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 /. Adams 5i 



— didyma Watson 5o 



— doliolum Philippi 59 



— (Alvania) hispidula Mo«iero5aio 49 



— Marias d'Orbigny 49 



— picta Jeffreys 53 



— punctulum Philippi 53 



— (Setia) quisquiliarum Watson 53 



— (Alvania) tarsodes Watson 5i 



Rissoia amblia Watson 47 



— brychia Verrill 48 



— fayalensis Watson 47 



— Guernei nov. sp. (pi. m, fig. i'^, i^)... 47 



— obesula nov. sp. (pi. ni, fig. 2% 2b)... 48 



— parva da Costa 47 



— pusilla Philippi 47 



— radiata Philippi 47 



RissoiD^ 47 



Rotella 64 



Saxicava arctica Linné 85 



Scalaria acus Watson 56 



? — algeriana Weinkauff 56 



— dathratula J. Adams 56 



— commutata Monterosato 56 



— formosissima Jeffreys 56 



— longissima Seguenza 57 



— pseudoscalaris Drouet (non Brocchi nec 



Lamarck, nec Risso] 56 



— semidisjuncta Jeffreys 56 



