MARINE BIOLOGICAL STATION AT PORT ERIN. 



51 



Nucula nucleus 



Mytilus modiolus 



Pecten opercularis 



P. maximus 



P. pusio 



Saxicava rugosa 



Venus lincta 



Tapes, sp. 



Cyprina islandica 



Chiton, sp. 



Emarginula fissura 



Velutina Icevigata 



Gapulus hungaricus 



The first haul of the small 

 off the Halfway Kock, in 18 

 in 93 genera, as follows : — 



Leucosolenia coriacea 



Suberites domuncula 



Cliona celata 



Coppinia arcta 



Sertularia abietina 



A n tennularia ramosa 



Plumularia, sp. 



Sagartia nivea 



Sarcodictyon catenata 



Palmipes membranaceus 



Sol aster endeca 



Asterias rubens 



Henricia sanguinolenta 



Porania pulvillus 



Echinus sphcera 



Echinocyamus pusillus 



Linens marmus 



A mph iporus pulcher 



Buccinum undatum 

 Fusus antiguus 

 Trochus cinerarius 

 Eolis viridis 

 Polycera quadrilineata 

 Perophora listeri 

 Giona intestinalis 

 Ascidiella virginea 

 Ascidia mentula 

 A. scabra 



Styelopsis grossularia 

 Cynthia- morus 



trawl, on the same occasion, 

 fathoms yielded 111 species 



Micrura fasciolata 

 Filograna implexa 

 Serpula, sp. 

 Pomatoceros trigueter 

 Polynoe, sp. 

 Mtea recta 



Scrupocellaria scrupea 

 S. rep tans 

 Idmonea serpens 

 Schizotheca fissa 

 Crisia ramulosa 

 C. cornuta 

 Cellepora pumicosa 

 C. dichotoma 

 A Icyonidium gelatinosum 

 A. my till 

 Cellaria fistulosa 

 Membranipora pilosa 



