18 Cce l. 
CGELENTERATA. 
P. bathybia, p. 64, 1163 fathoms. P. norvegica, p. 67, 127 fathoms. P. 
violacea, p. 70, 1287 fathoms. P. spitzbergensis , p. 74, 260 fathoms. 
\Z Kodiodes , n. g. The body encrusted, piriform, with a long bare stem 
terminating in a pedal disc. Two series, containing a few retractile 
tentacles. Twelve pairs of septa, of which six pairs perfect. Suckers 
on the encrusted portion of the body. No siphonoglyphe. Mesodermal 
annular muscles. Acontia. K. pedunculata , p. 77, 1081 fathoms. 
Cactosoma. The body claviform, with an encrusted covering, the 
uppermost part bare. Distinct pedal disc. The surface of the body 
furnished with suckers. Two series of retractile tentacles. Six pairs of 
perfect septa, of which two pairs are directive septa, all of them carrying 
mesenterial filaments and reproductive organs. Six pairs of imperfect 
sterile septa. Two siphonoglyphes. Mesodermal circular muscles. C. 
abys8orum , p. 82, 457 fathoms. 
New Family ^ndvakiadas. 
Hexactiniaz elongated, seated loose in the sand, without any real pedal 
disc, the greater part of the body encrusted ; the uppermost base part of 
the body, the oral disc and the tentaoles completely retractile ; few septa. 
Andvakia , n. g. Andvaldadce with six pairs of perfect, sterile septa ; 
six pairs of imperfect, almost rudimentary, septa, carrying acontia and 
reproductive organs ; strongly developed endodermal circular muscles. 
Cinclides. A. mirabilis , p. 86, Sognefjord, 100-150 fathoms. 
Subfamily Halcampid^e. 
^ Halcanvpoides, n. g. The body elongate, cylindrical, terminating 
conically in a round caudal aperture, and furnished with a thin encrusted 
sheath. One tentacular series. Six pairs of perfect septa, carrying 
mesenterial filaments and reproductive organs. Distinct endodermal 
circular muscles. The stomodaeum divided longitudinally. PL. abyssorum , 
p. 93, 457 & 620 fathoms. 
Tribe EDWARDSIiE. 
v 
Family Edwardsinje. 
J Edwcirdsioides , n. g. The body cylindrical, vermiform, furnished with 
eight longitudinal furrows, and intervals closely occupied by suckers. 
The scapus has a thin, transparent covering. The capitulum bare with 
a series of marginal retractile tentacles. The physa small and non- 
retractile. Eight septa. The ciroular muscles endodermal. Herma- 
phrodite. E. vitrea, p. 100, 457 fathoms. 
Edwardsia andresi , p. 106, 263 fathoms. E.fusca , p. 112, 148 fathoms. 
E. costa ta , p. 115, 263 fathoms) 
