DISTRIBUTION OF BRITISH ECHINODERMS. 
179 
Not known Number 
beyond of Species. 
120 fms. Porania pulvillus, Asterias rubens, Amphiura chiajii, A. 
Jiliformis, A. elegans, Echinus esculentus, Echinocardium 
PENNATIGUM «oc evecccess Gy aL) orieyevel oj int atecat nened coe ie 
150 fms. Psolus phantapus, Ps. fabricii, Hippasterias phrygiana, 
Solaster endeca, Gorgonocephalus linckt, Echinocardium 
SPBUOSEEIE Socata: i Pulkla gin ea Agrghehoonouuewd - 
200 fms. Thyone raphanus, Stichaster roseus, Ophiura affinis, 
O. robusta, Spatangus rascht oo. 6.2.6.4 ae 
250 fms. Cucumaria frondosa, Ophiura albida, Ophiactis balli, Neo- 
lampas rostellata .... 
500 fms. Cucumaria hyndmani, <Astropecten sphenoplax, Bathy- 
biaster vewvillifer, Luidia sarsi, Rhegaster murrayi, 
Asterias muellert, Odinia pandina, Ophiura sarsi, Ophio- 
pholis aculeata, Amphiura borealis, Ophiopus arcticus, 
Ophiacantha spectabilis, O. abyssicola, Ophiothria: luet- 
kent, Ophioscolex glacialis, Ophiobyrsa hystricis, Ophio- 
myxa serpentaria, Astronyx loveni, Gorgonocephalus 
eucnemis, Echinus microstoma, Echinocyamus pusillus, 
Schizaster fragius.......cccsdeseees ae sierade s 
Rieke: Sere te 
750 fms. Cucumaria hispida, Holothuria intestinalis, H. tremula, 
Stichopus tizardi, Antedon eschrichti, A. phalangium, 
A, proliva, A. tenella, Ctenodiscus crispatus, Lepto- 
ptychaster arcticus, Lasiaster villosus, Psilaster andro- 
meda, Pentagonaster granularis, Mimaster tizardi, 
Solaster furcifer, S. papposus, Corethraster hispidus, 
Pteraster militaris, P. personatus, Hymenaster giganteus, 
Ophiura signata, O. aurantiaca, Amphiura bellis vay. 
tritonis, Cidaris purpurata, C. gracilis, Asthenosoma 
hystrix, Strongylocentrotus droebachiensis, Spatangus 
PUPPUTels . iB s i eck. eG CPE Ree eh ac eee 
1000 fms. Holothuria aspera, Pontaster tenuispinis, Astropecten 
wrregularis, Pentagonaster greeni, | Neomorphaster 
eustichus, Ophiactis abyssicola, Ophiochiton ternispinis, 
Known Ophioscolex purpurea, Cidaris papillata 
be yond 
1000 fms. Plutonaster bifrons, P. pareli, Nymphaster subspinosus, 
Cheilaster fimbriatus, Zoroaster fulgens, Hymenaster 
pellucidus, Henricia sanguinolenta, Brisinga endeca- 
enemos, B. coronata, Ophiocten sericeum, Ophiomusium 
lymani, Ophiacantha bidentata, Phormosoma placenta, 
P. uranus, Echinus acutus, E. norvegicus, E. elegans, 
Brissopsis lyrifera...... eo ee ee 
Cee (6B) a Cin 0! ule 6) sue 
TasLe LV.—List of British Echinoderms, arranged by grades 
of Depth from below upward. 
6 
5 
28 
Not known Number 
above of Species. 
1000 fms. Hol. aspera, Pentagonaster greent, Cheilaster fimbriatus. , 
750 fms. Neomorphaster eustichus, Pteraster personatus, Ophiochiton 
ternispinis, Cidaris gracilis, C. purpurata......... ere 
3 
