INTRODUCTION. 13 



Pycnogonida. — Pephredo hirsuta (?), Phoxichilus spin- 

 08US, Phoxichilidium femoratum. 



MoLLUSCA. — Pectunculus glycimeris, Lima loscombiif 

 and L. ellijJtica, Pecten tigrinus, var. costata, 

 Modiolaria marmorata, Fissurella grceca, Dentalium 

 entale, Trivia europcea, Trochus zizyphinus^ Phasia- 

 nella pulliis, Pleurobranchiis memhirtnaceus, Aplysia 

 punctata, Eolis picta, Eolis amoenay Eolis tricolor, 

 Goniodoris castanea. Astarte sulcata, Venus casina, 

 Thracia prcetenuis. 



TuNiCATA. — Botryllus violaceus, Botrylloides albicans, 



Morchellium argus, Morchellioides alderi, n.sp., 



Clavelina lepadiformis, Perophora listeri, Diplosoma 



crystallinum, Corella parallelogramma, Ascidia ple- 



beia, Eugyra glutinans, Molgula occulta and Poly- 



carpa monensis, n.sp. 



Other members of the Committee continued, during the 



summer, to make collections at Hilbre Island, and various 



points on the coast in the neighbourhood of Liverpool. 



Early in October, a meeting of the Biology Committee 

 was held at University College, when all the collections, 

 which had been preserved and stored in the Zoological 

 Laboratory, were inspected and roughly classified. The 

 conclusion was unanimously arrived at, that so much new 

 and interesting material had been brought together during 

 the summer's work, that it was desirable that the collections 

 should be worked up by specialists, and the results published 

 before the next season's dredging investigations commenced. 

 The various groups were then placed in the hands of the 

 members of the Committee and other naturalists who had 

 consented to take charge of them, and whose Reports com- 

 pose this volume ; and shortly afterwards, on October 19th, 

 Professor Herdman, at the request of the Committee, laid 



