XVII. SPONGIiE. 
[ 1905 ] 
16 Spong. 
includes A. suberitoides Vosmaer & Fristedt, pp. 110-114, pi. i, figg. 
9-11, pi. xiii, fig. 3 a-f] A. suberitoides Vosmaer & Fristedt, synonym 
of A. arcigera (0. S.), p. 113: Lundbeok (17). 
Asbestopluma Norman, diagnosis and position, pp. 43, 44, criticism and 
systematic survey of species referred to it, pp. 73-78 ; A. bihamatifera 
Carter, diagnosis and description, pp. 51-54, pi. ii, figg. 7, 8, pi. xi, 
figg. 1 a-g , 2 ; A. comata } n. sp., from eastern slope of the Reykjanes- 
ridge, 799 fathoms, pp. 72, 73, pi. ii, figg. 22, 23, pi. xii, figg. 1, a-f] 
A. cu press if ormis Cart., diagnosis and description, includes Esperella 
fristeatii Lambe, partim, pp. 58-62, pi. ii, figg. 11-14, pi. xi, figg. 4, 
a-f 5 ; A.furcata, n. sp., Ingolf, 537 fathoms and 450 fathoms, and 
East Iceland, pp. 54-57, pi. ii, figg. 9, 10, pi. xi, fig. 3, a-h ; A. hydra , 
n. sp., oft* Iceland, 1010 and 1309 fathoms, pp. 66-68, pi. ii, figg. 18, 
19, pi. xi, fig. 8, a-f ; A. infundibulum Levins., diagnosis and descrip- 
tion, includes Esperia cupressiformis Cart, partim, and E. biham- 
atifera Hansen partim, pp. 68-72, pi. ii, figg. 20-21, pi. xi, fig. 9, a-m ; 
A. lycopodium Levins., diagnosis and description, includes Esperia 
bihamatifera Hansen partim, and Esperella fristedtii Lambe partim, 
pp. 62-66, pi. ii, figg. 15-17, pi. xi, figg. 6, a-d } 7 ; A. pennatula 
(0. S.), diagnosis and description, includes Qladorhiza bihamatifera 
Vosmaer, Esperia bihamatifera Hansen, Gladorhiza nordenskioldii 
Fristedt, and Esperella plumosa Arnesen, pp. 44-51, pi. ii, figg. 1-6, 
pi. x, figg. 4, a-o, 5-7 : Lundbeck (17). 
Aulena Lend., defined, p. 17 ; A. laxa t var. digitata Lend., described, 
p. 17 : Dragnewitsch (9). 
Auletta 0. S., defined, p. 194; A. elongata , n. sp., Gulf of Manaar and 
W. coast of Ceylon, pp. 195, 196, pi. xiii, fig. 7 ; A. lyrata (Esper) 
described, includes A. aurantiaca Dendy, with varr. glomerata n. var., 
crassispiculata n. var., and brevispiculata n. yar., pp. 194, 195 : 
Dendy (8). 
Aulospongus Norman, defined and discussed, p. 176 ; A. tubulatus (Bow.), 
p. 176, text-fig. 5 : Dendy (8). 
Axinella 0. S., defined ; Dendy (8) p. 188. — A. crinita , n. sp., Calbuco ; 
Thiele (36) pp. 424-426, fig. 46, a, b. — A. halichondroides ) n. sp., 
Gulf of Manaar, p. 190, pi. xii, fig. 7 ; A. labyrintkica Dendy, p. 188 ; 
A. manus, n. sp., Gulf of Manaar, pp. 188, 189, pi. xii, fig. 8 ; 
A, tenuidigitata , n. sp., W. coast of Ceylon, deep water, pp. 189, 190, 
pi. xiii, fig. 4 : Dendy (8). 
Axinellidce , defined and discussed ; Dendy (8) pp. 181, 182. 
Batzella Topsent, discussed, p. 438 ; B. corticata, n. sp., Juan Fernandez, 
30 m., pp. 438, 439, fig. 58, a, b ; B. mollis , n. sp., Juan Fernandez, 
pp. 439, 440, fig. 59, a, b : Thiele (36). 
Biemna chilensis, n. sp., Calbuco : Thiele (36) pp. 434, 435, fig. 54, a-d. 
Bubarince to be abolished as a group : Dendy (8) p. 158. 
Bubaris Gray, defined and discussed, p. 179 ; B. eruca (Carter) p. 180 ; 
Dendy (8). 
Cacochalina 0. S., defined, p. 23 ; C. typica Lend., described, pp. 23, 24 : 
Dragnewitsch (9). 
Ceraochalina Lendenfeld, defined, p. 152 ; C. ceylonica , n. sp., Gulf of 
Manaar, pp. 154, 155, pi. vii, fig. 3, pi. x, fig. 6 ; G. multiformis Lend., 
var. manaarensis Dendy, described, p. 154, pi. vii, fig. 2 ; G. retiarmata , 
n. sp., from oft* Chilaw, 10 fathoms, pp. 152, 153, pi. x, fig. 4 ; 
G. reticutis , n. sp., Gulf of Manaar, pp. 153, 154, pi. x, fig. 8 : 
Dendy (8). 
Ghalina Grant, defined, p. 150 ; G. clathrata , n. sp., Gulf of Manaar, 
p. 151, pi. x, fig. 3 ; G. cymceformis (Esper), described, pp. 151, 152 : 
Dendy (8). — G. fusifera , n. sp., Punta Arenas : Thiele (36) pp. 476, 
477, figg. 15, 32, 95. — G. obtusispiculifera , n. sp., W. coast of Ceylon 
