18 



TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Nucula nucleus 



Mytilus modiolus 



Pecten opercularis 



P. maximus 



P. pusio 



Saxicava rugosa 



Venus lincta 



Tapes, sp. 



Cyprina islandica 



Chiton, sp. 



E mar g inula fissura 



Velutina Icevigata 



Capulus 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 



Antennularia ramosa 



Plumularia, sp. 



Sagartia nivea 



Sarcodictyon catenata 



Pahnipes membranaceus 



Solaster endeca 



Asterias rubens 



Henricia sanguinolenta 



Porania pulvillus 



Echinus sphcera 



Ecliinocyamus pusillus 



Lineus marinus 



Ampkiporus pulcher 



Buccinum uncla turn 

 Fusus antiquus 

 Trochus cinerarius 

 Eolis viridis 

 Polycera quadrilineata 

 Perophora lister i 

 Ciona 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. 



Po ma toceros trig ue ter 



Polynoe, sp. 



2Etea recta 



Scrupocellaria scrupea 



S. rep tans 



Idmonea serpens 



Schizotheca fissa 



Crisia ramulosa 



C. cornuta 



Cellepora pumicosa 



C. dichotoma 



A Icyonidium gelatinosum 



A. my tili 



Cellaria fistulosa 



Membranipora pilosa 



