FEOM THE EDDYSTONE GROUNDS TO START POINT. 



395 



List of Species. Ground II. 



FOKAMINIFEKA. 



Truncatulina lobatula. Abundant on 

 Sertularia abietina. 



POKIFERA. 



Suberites domuncula. Large pieces on 

 Dentalium shell. 



Hydrozoa. 

 Hydractinia echinata. On shells inhabited 

 by Eiipagurus Bcrnliur- 

 dus. Not plentiful. 



Eudendiium raniosum. One colony 4 to 5 

 inches high in haul 22. 

 A fragment of the small 

 variety in 104. 



Perigonimus repens. Fine colony in 104. 



Bougainvillia ramosa. A large colony in 

 104 only. 



Clytia Johnstoni. Common on other 

 hydroids. 



Lafoea dumosa. Creeping variety only, 

 on Sertularia abidina. 



Coppinia arcta. Common on Sertularia 

 abietina. 



Sertularella Gayi. Not uncommon. 



Sertularella polyzonias. 



Sertularia abietina. In considerable 

 quantity. Very char- 

 acteristic of this ground. 

 Covered with SjJirorhis 

 and Truncatulina. 



Diphasia attenuata. Small quantity only. 

 Hydrallmania falcata One or two pieces 

 in a haul. 



Antennularia antennina. A colony in 25 

 only. 



Plumularia pinnata. Two large, luxuriant 

 colonies with gonopliores 

 in 24 only. 



Plumularia Catharina. Large colonies 

 moderately plentiful. 



ACTINOZOA. 



Sagartia parasitica, on shell of Buccinum 

 undatum, inhabited by 

 Eupagu rus Bcrnhardus. 

 Not common. 



Chroudractinia digitata. Generally on 

 shells of Cardium cchi- 

 natum. A few speci- 

 mens only. 



Epizoanthua incrustatus. iloderatcly 

 common. Not frc(|uent 

 on any of the other 

 grounds described in 

 this report. 



Alcyonium digitatum. Large pieces 

 plentiful, often on Car- 

 dium echinatum shells, 

 sometimes on shells of 

 Buccinum undatum in- 

 habited by Eupagurus 

 Bernhardus. 



ECHINODERMATA. 



Asterias rubens. \Both species present. 



glacialis./ Large specimens. 

 Liiidia Sarsi. One large specimen in 24. 

 Astropecten irregularis. Common. 



Ophiura ciliaris Fairly common in 22 



and 23, few or none in 



other hauls. 

 Ophiothrix fragilis. One or two small 



specimens only in each 



haul. 



Echinus acutus. Small specimens only 



in 23. 

 Echinus miliaris. A few small. 

 Echinocardium cordatum. Two specimens 



in 104. 

 Echinocyamus pusillus. In stomach of 



A stropecten irregu laris. 



Nemertixa. 

 Tetrastemma dorsale. 



Polychaeta. 

 Lepidonotus squamatus. One in 104 only. 

 Lagisca propinqua. 



Laenilla setosissima. One in 104 only. 

 Acholoe astericola. In ambulacral gi'oove 

 of Astropecten irregu- 

 laris. 



Nereis procera. Several in 104 and 24. 



Chaetopterusvariopedatus. One tube in 24. 



Thelepus. 



Sabella (pavonina ?). Few only. 



Dasychone bomb3-x. 



Hydroides pectinata. On Cardium echin- 

 atum and Buccinum 

 undatum shells. 



Potamoceros triqueter. Few only. 



Spirorbis sp. Abundant on Sertularia 



abietina. 



Crustacea. 

 Eupagurus Bernhardus. Common in 

 shell of Buccinum un- 

 datum. 



Anapagurus laevis. Common in Natica 

 shells. 



Galathea disjiersa. Numerous amongst 

 the hydroids. 



