INDEX. 



[Note.— The references are to page-figures in brackets.] 



Page 



ACanella normani 18 



Acanthogorgia arruata ]8 



Acmiea testudinalis 14 



iEga psora 10 



Aleyonidiuni ramosuni 1G 



Alcyonium carneum 18 



Amoroeciuin constellatuin 16 



pelluciduin 10 



stellatum 16 



Aruphiura macileuta 18 



Amphitrite ornata 12 



Anacliis avara 12 



Anomia aculeata 14 



glabra 14 



Antedon dentatuin 18 



Anthoniastus grandiflorus 18 



Arabella opalina 10 



Arbacia punctulata 16 



Arcbaster agassizii 18 



americanus 18 



flora 18 



Argina pexata 14 



Artemia gracilis . . . .• 10 



Ascidia mollis 14 



Ascidiopsis complanata 14 



Astarte undata 14 



Asterias forbesii 18 



stellionura 18 



vulgaris 18 



Aatrangia danae 18 



Astrochele lymani 18 



Astropiiyton agassizii 18 



lamarckii 18 



Astrorbiza arenacea 20 



Astyris lunata 12 



Balanus balanoides 10 



Balticina finmarchica 18 



Bittium nigrum 12 



Bolocera tuedia? 18 



Boltenia bolteni 16 



Botryllus gouldii 16 



Buccinum undatum 12 



Bugula tlabellata 16 



murrayana 16 



turrita 16 



Callinectes haatatns 8 



Callista convexa 14 



Cambarus affinis 8 



Cancer borealis 8 



irroratus 8 



[23] 

 S. Mis. 90 55 



Carcinus maenas g 



Catapagurus sbai reri 8 



Cellularia ternata 16 



Cerebratulus ingens 12 



roseus 12 



Cbastopteruspergamentaceus 10 



Cbalina oculata . . l 20 



Ciona ocellata iq 



Cirolana concbarum 10 



Cirratulus grandis 12 



Cladorbiza grandis 20 



Clidiopbora trilineata 14 



Cliona sulpburea 20 



Cliteilio irrorata 12 



Clymenella torquata 10 



Crangon vulgaris „ « 



Crepidula i'ornieata 12 



plana 14 



Cribrella sanguinolenta ]8 



Crisia eburnea i$ 



Ctenodiscus crispatus 18 



Cyrtodaria siliqna 14 



Cyprina islandica 14 



Beutalium striolatum 14 



Diastylis quadrispinosus 8 



Dipbasia fallax ". 20 



Diplopteraster multipea 18 



Discopora nitida 1(3 



Echinaracbnius parma ] q 



Echinus gracilis ] fi 



Ensatella americana 14 



Epizoantbus americanus ]8 



paguriphila 18 



Eseharina isabelliana 1 6 



Euglycera dibranchiata 10 



Eupagurus bernhardus 8 



kroy eri h 



longicarpus , s 



politus 8 



pollicaris 8 



pubescens 8 



Euprognatha rastellifera 8 



Flustrella bispida ]6 



Fulgur carica 12 



Gammarus locusta 10 



natator 10 



Gelasimus jmgilator 8 



Iiugnax 8 



Gemellaria loricata 16 



Glandula arenicola 16 



865 



