I905- CoLGAN. — Invertebrate Fau7ia of Skerries, Co. Dublin. 



Total of species determined 

 Molluscs, 41 ; Kchinoderms, 

 Zoophytes, Sponges, &c., 10 ; 

 IMor.rjJSCA (living). 



Natica catena, i. 



Velutina laevigata, i. 



Rissoa parva var. interriipta, i. 



Aporrhais pes-pelecani, 2. 



Trophon muricatus, many. 



Nassa incrassata, many. 



Biiccinuin undatuni, many. 



Nuciila nucleus, 4. 



N. nitida, 2. 



Pecten opercularis, 3, 



Mor.r^usCA (dead). 



Trochus zizyphinus. 



Natica Alderi. 



Littorina littorea. 



Turritella terebra 



Murex erinaceus. 



Defrancia gracilis. 



Pleurotoma turricula. 



Mytilus modiolus. 



Pecten varius. 



P. maxim us. 



P. tigrinus. 



Cyprina islandica. 



Axinus flexuosus. 



Scrobicularia alba. 



Venus exoleta. 



V. lincta, i double. 



V. fasciata. 



V. gallina. 



V. o\ aXa., frequeni. 



Lucinopsis undata, i double. 



Tapes virgineus,/;-6Y//t7//'. 



Cardium ecliinatum. 



C. nodosum, i double. 



C. fasciatum, i double. 



Psammobia ferroensis. 



Mya truncata. 



M. arenaria. 



Corbula gibba. 



Solen pellucidus. 



S. ensis 



Saxicava rugosa. 



, 67, made up as follows : 

 3 ; Crustacea, 4 ; Polyzoa, . 

 P\ cnogons, 2. 



E^CHINODERMATA. 



Ophiura albida, many. 

 vSolaster papposa, r. 

 Echinus sphaera, 3. 



Crustacea. 



Stenorynchus phalangium, 

 many. 



H)'^as araneu.s, many. 

 Portunus pusillus, fuany. 

 Pagurus Beinhardus, abundant. 



PycnogonS, 

 N3'mplion rubrum, 3. 



Por^YzoA. 



Scrupocellaria scruposa. 

 Gemellaria loricata. 

 Bugula flabellata. 

 B. avicularis. 

 Cellepora avicularis. 

 Crisia eburuea. 

 Bowerbankia imbricata. 

 Cellaria sinuosa. 



Zoophytes and Sponges. 



Campanularia verticillata. 

 Halecium halecinum. 

 Sertularella polyzonios. 

 Diphasia rosacea. 

 Sertularia cupressina. 

 Hydrallniania falcata 

 Antennularia ramosa. 

 Alcyonium digitatum, many. 

 Sycon coronatum, i. 

 vSuberites donumcula, i. 



A 3 



