FROM THE EDDYSTONE GROUNDS TO START POINT. 



430 



Diphasia rosacea, HydraUmania falcata (abuiiflaTit), Scrtvlaria arrjcntea, 

 and Thuiaria articulata. The presence of large colonies of Alcyoniuvi 

 digitatum may also be noted (see p. 457), as well as the abundance ol 

 Scrtularia abidina (.-ee p. 453), and Caryophjllia Smitliii with tlie 

 associated barnacle Fyrgnma anc/licum. 



Wandering species. Characteristic of the stony ground are Cucumaria 

 lactea and Ophiocoma nigra. Other species plentiful are Ophiactis Balli, 

 Echinus miliaris, Porcellana longicornis, and Galo.thea dispersa, whilst 

 occasional specimens of many forms common on sand and gravel 

 grounds are taken. 



List of Species. Ground XVIII. 



Cliona celata. 



PORIFEllA. 

 Boring shells. 



Hyduozoa. 



Eudeiidriuiii, • sp. Small species, not 

 /-'. capillarc, conniiou. 



Garveia nutans. In haul 29, on large 

 stone. 



Tubularia indivisa. In Iiaul 29, on large 

 stone. 



Clytia Johnstoui. Common. 



Obelia dichotoma. Occasional only. 



Campanularia Hincksii. On shells and 

 hydroids. 



Campanularia verticillata. In 45 only. 



Lovenella clausa. Recorded in 29 only. 



Opercularella lacerta. In 29 only. 



Lafoea dumosa. Common on other hy- 

 droids. Also var. rohusta 

 on shells, &c. 



Calycella syi'inga. Recorded in 45 only. 



Halecium Beanii. A little in haul 4 only, 



Diphasia rosacea. In 4 and 29. 



Sertularia abietina. Conmion, especially 

 in the deepest hauls. 



,, argentea. Frequent, but not 

 very abundant. 



HydraUmania falcata. Present in nearly 

 every haul, and often 

 abundant. Attached to 

 stones or sometimes to 

 shells. 



Thuiaria articulata. Several pieces in 45 

 and 63. 



Anteniiularia antennina. Not frequent. 

 ,, raniosa. Not frequent. 



Aglaophenia niyriophyllum. In 29 only. 



Plumularia pinnata. Not common. 

 ,, setacea. Not common, 



ECHINODEUMATA. 



Cucumaria lactea. One or two in 30 only. 



Asterias rubens. 



Oiihiura alljida. 

 Opliiacti.'s Balli. 

 Ophiocoma nigra. 



specimens 



Solaster papposus. Occasional specimens 

 only. 



Occasional 



only. 



One in haul 4. 

 Moderately jilentiful. 

 In four hauls. Numer- 

 ous i n 3 an d 6 3 . Presen t 

 in 45 and Qii. 



Ophiothrix fragilis. Occasional specimens 

 only. 



Echinus miliaris. Frequent. 



,, esculentus. Occasional small 



specimens. 

 Echinocyamus pusillus. In 4 and 45 only. 

 Spatangus purpureus. In 29, 45, and 63, 



one or two specimens. 



ACTINOZOA. 



Alcyonium digitatum. Large colonies 

 common, esi)ccially in 

 hauls 3, 4, 45, and 60. 



Sarcodictyou catenata. In 4 and 63 only, 

 on shells. 



Gorgonia verrucosa. In 3 only. Probably 

 growing on rock, 



Caryo2)hyllia Smithii. Frequent and 

 plentiful, on stones and 

 shells. With Fijrgoma 

 anglic2ivi. 



Corynactis vividis. In 29 and 30, on large 

 stones, 



Nemertina. 

 Carinella superba. 

 Micrura purpurea. 

 ,, fa.sciolata. 

 l.ineus marinus, 



Gephyrea. 

 Phascolion strombi. 



POLYCHAETA. 



Lcpidonotus squamatus. One each in 29 

 and 45. 



