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82 INDEX.
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Page
Cuoumaria m inuta.................................... ....................... 4
Cucumaria lævis................................................................. 12
pellucida ................................................ 1 2
Cuvieria Fabricii ............................................................. 10
-------frondosa .................................................................. 2
—:— phantapus.................................................................. 9
Dactylota lævis ............................................................ 12
-------m in u ta ....................................................................... 2
— — pellucida ................................................ 1 2
Dodecactis reticulata in dorso.......................................... 36
Echinastcr Eschrichtii ............................... ............. 3 2 ,3 4 -
-------oculatus........................................................................ 32
-------sanguinolentus ......................................................... 32
-------Sarsii ................................................................... 3 2 ,3 4
Echinoidea........................................................................... 19
Echieiometra drobachiensis.......................... 19
Echinus clilorocentrotus ................................................... 19
-------chloroticus................................................................... 19*
-------drobachiensis............................ ................................. 19
-------granularis.................................................................. 19
■ granulatus............................................................ 19,2 1
-------neglectus ........................................ 19
------- saxatilis ............................ .................................... 19
■ subangularis............................................................. 19
Euryale scutatum .............. 69
Euryechinus drobachiensis............................................... 19
------ granulatus..................... 20
Oorgonocephedus.................................... 71
-------arcticus . . ...................................: ............................ 69
Henricia ocidata....................................... .................... : . 32
Holothuria frondosa ............................... 2
■ g ra n d is ...................................................................... 2
-------læ v is ............................................................................ 12
——'— m in u ta ..................................................... 2
------- pellucida .................................................................. 12
-------pentactes ................................................. 2
— phantapus................................................................. 9
-------squamata ............................................................. . . 10
Holothuroidea ............ ...............................................r . 1
Lvnckia o culata.......................................................... 3 2 ,3 4
-------p e r tu s a ....................................................................... 32
Lophaster forcifer ........................................................... 43
Lophothuria Fabricii........................................................ 10
LütJcenia ......................................................... 54
Myriotrochus R in k ii.............................................................15
Oligotrochus vüreus ........................................................ 17
Ophiacantha ........................................... 68
Ophiacantha arctica ............................................. 68
-—■— groenlandica ........................................................... 68
^-------spinulosa ...................................................... ’ 68
Ophiocten ................................................................................ 65
Page
Ophiocten Krceyeri............................................................ 65
sericeum ................................................................. 65
Ophioglypha ...................................... 59
-------rob u sta ........................................................................ 62
-------Sarsii.........................................*................................. 60
-------Stuwitzii ................................................................... 54
Ophiolepis robusta............................................................ 62
Ophiopholis b e l l i s .................................................. 54
Ophiopleura .................................... : ............................... 54
-------arctica ................................................................ 55
-------borealis..................................... 58
Ophiura sericea . ............................................................ 65
-------squamosa ................................................................... 62
Ophinroidea ...................................................................... 54
Orcula Barthii ................................................................. 8
Pedicellaster palæocrysiallus......................................... 34
-------typicus....................... ................................................ 36
Pentacta calcigera ............................................................ 5
-------frondosa .................................................................. 2
lævis .......................................................... 12
-------m in u ta ........... ......................................... 2
— r - pellucida ................................... . . . . ' ..................., 1 2
Pentadactylosaster oculatus ..................... 32
Psolus Fabricii ............................................. 10
-------lamigatus ................................ 9
-------phantapus.................................................................. 9
PteraSter militaris............................................................ 46
Solaster- en d e ca ...................................... 40
-------fu r d f e r ....................................................................... 43
-------p apposa........................................... 37
SteUonia endeca.................................................................’ 40
-------papposa................................................................... , 37
Stichaster a lb u lu s ............................................................ 29
-------- , var. nitida .............................................. 30
Strongylocentrotu8 clilorocentrotus........................ .. 19,21
-------drobachiensis ......................................................... 19
Synapta coreacea ............................................................. 12
-------ro tife ra ....................................................................... 1 2
Thyonidium pellucidum................................................... 1 2
Toxopneustes carnosus ................................................... 19
------ clilorocentrotus ......................................................... 19
-------drobachiensis .............................................................. 19
Dubenii................................. , . . . . . ! .................... 19
-------granulatus................................................ 19
-------neglectus .............................. ' . ................................ 19
-------pallidu s................................................... 20
-------pictus ................................................... 20
Triskaidecactis papposa................................................... 36
Trochinus p a llid u s .......................... 13
Uraster violacea ............................................................ 27