20 Spong. 
XVII. SPONGIjE. 
[ 1905 ] 
fig. 5 ,a-e; H. palmata (Johnst.), synonymy, diagnosis, and descrip- 
tion, includes Pachychcilina compressa 0. S., pp. 121-125, pi. xiii, 
fig. 6, a-c ; Lundbeck (17). 
Hymeniacidon Bow., defined, includes Stylotella Lend. : Dendy (8) pp. 185, 
186.— #. Bow., discussed, referred to Clavulida: Thiele (36) p. 421.— 
H. fernandezi , n. sp., Juan Fernandez : Thiele (36) pp. 422, 423. — 
H. petrosioides, n. sp., Ceylon Seas : Dendy (8) p. 186, pi. xii, fig. 4.— 
H. rubiginosa , n. sp., Iquique : Thiele (36) pp. 421, 422, fig. 44. 
Iophon Gray, diagnosis and characters of species : Lundbeck (17) pp. 173- 
175. — /., discussed : Thiele (36) p. 444. — X chelifer R. & D., described : 
Thiele (36) pp. 445, 446, fig. 63, a-d. — I. dubius (Hans.), diagnosis 
and description, includes Espena pattersoni Frist, nec Bow. ; pp. 180- 
183, pi. vi, figg. 2-5, pi. xvii, fig. 4, a-e ; /. frigidus, n. sp. from East 
Greenland, 140 fathoms, and Kara Sea, 73 fathoms, includes Esperella 
picea Levinsen, pp. 183-185, pi. xvii, fig. 5, a-f: Lundbeck (17). — 
X pattersoni (Bow.), described ; Thiele (36) p. 445. — I.jpiceus (Vosin.), 
diagnosis and description, includes Esperia nigncans Frist, nec Bow. : 
Lundbeck (17) pp. 175-180, pi. vi, figg. 1, 2, pi. xvii, fig. 3, a, b. 
lotrochota Ridley, defined : Dendy (8) p. 164. — /., diagnosis, p. 185, and 
characters of species, pp. 196-198 : Lundbeck (17). — I. abyssi (Cart.), 
diagnosis and description, pp. 188, 189, pi. xviii, fig. 3, a-d ; I. affinis, 
n. sp. from East Coast of Greenland, pp. 194, 195, pi. xviii, fig. 8, a-e : 
Lundbeck (17).—/. baoulifera Ridley, described : Dendy (8) p. 165.— 
I. dubia , n. sp. from Denmark Strait, 767 fathoms, pp. 189, 190, 
pi. xviii, fig. 4, a-f ; 1. intermedia , n. sp. from between Iceland and 
the Faroes, 110 fathoms, pp. 190, 191, pi. xviii, fig. 5, a-d ; X oxeata, 
n. sp. from Denmark Strait and east of the Faroes, pp. 186-188, 
pi. vi, fig. 6, pi. xviii, fig. 2, a-f ; I. polydentata, n. sp. from the Faroes 
and north of Iceland, pp. 192-194, pi. vi, fig. 7, pi. xviii, fig. 7, a-e : 
Lundbeck (17). — I. purpurea (Bow.), described : Dendy (8) p. 164. — 
I. rotulancora , n. sp. from east coast of Greenland, 94 fathoms, 
pp. 191, 192, pi. xviii, fig. 6, a-g ; /. spinosa , n. sp. from 69° 31' N. Lat., 
7° 06' W. Long. 1309 fathoms, pp. 195, 196, pi. vi, fig. 8, pi. xix, 
fig. 1, a-e : /. varidens , n. sp. from Denmark Strait and south of the 
Faroes, pp. 185, 186, pi. xviii, fig. 1, a-e ; Lundbeck (17). 
Jsodictya clarkei Bow. and /. lobata Bow., synonyms of Mycale ovulum 
(O. S.), q.v. : Lundbeck (17) p. 38. 
Leucophlceus Carter, defined and discussed: Dendy (8) pp. 196, 197. — 
X. feetidus (Dendy). described : Dendy (8) p. 197. 
Lissodendoryx Tops., defined : Baer (1) p. 22. — X., diagnosis and characters 
of species: Lundbeck (17) pp. 153, 154. — X. complicata (Hans.), 
diagnosis and description, includes Myxilla grisea Hans, and Clathria 
corallorhizoides Frist., pp. 166-169, pi. v, fig. 11, pi. xvi, 4, a-g ; 
X. diversichela y n. sp. from Denmark Strait and West Coast of 
Norway, 170-788 fathoms, pp. 160-162, pi. v, fig. 9, pi. xvi, fig. 2, a-fi ; 
X. fragilis (Frist.), diagnosis and description, pp. 158-160, pi. v, 
figg- 7, 8, pi. xvii, fig. 1, a-g ; X. indistincta (Frist.), diagnosis and 
description, pp. 162-165, pi, v, fig. 10, pi. xvi, fig. 3, a-h ; X. lobosa , 
n. sp. from Denmark Strait and Davis Strait, 393 and 788 fathoms, 
pp. 154-156, pi. v, fig. 5, pi. xv, fig. 4, a-c : Lundbeck (17).— X. 
monticularis , n. sp., Zanzibar : Baer (1) pp. 22, 23, pi. ii, fig. 6, pi. v, 
figg. 9-14. — X. sophia (Frist.), diagnosis and description, pp. 156-158, 
pi. v, fig. 6, pi. xv, fig. 5 ; X. stipitata , n. sp., off Iceland, 275-975 
fathoms, pp. 170-173, pi. v, fig. 13, pi. xvii, fig. 2, a-e ; X. vicina , 
n. sp. from Denmark Strait, 1566 fathoms, pp. 169, 170, pi. v, fig. 12, 
pi. xvii, fig. 1, a-f : Lundbeck (17). 
Lycopodina , n. subg. of Asbestopluma : Lundbeck (17) p. 58. 
Melonanchora Carter, diagnosis, p. 211 ; M. elliptica Carter, diagnosis and 
