28 Spong. 
XVII. SPONGIiE. 
Rhabdocalyptus australis , n. sp., from Antarctic; Topsent (56) p. 6: full 
description; Topsent (60) pp. 37 & 38 and p. 7, pi. ii, figg. 5 & 6, pi. 
iv, figg. 14-21, pi. v, fig. 1. R. capillatus and R. glaber Ij. ; Ijima (29) 
p. 25. R. lophodigitatus , n. sp., from 140 and 154 fathoms, 70 miles X. 
of Lion’s Head, Cape Colony ; Kirkpatrick (32). R. victor Ij. ; Ijima 
(29) p. 24. 
Rossella nuda , n. sp., from Antarctic; Topsent (56) pp. 4 & 5 : full 
description ; Topsent (60) pp. 32-33 and p. 7, pi. i, fig. 7, pi. iv, figg. 
8-13. R. racovitzce , n. sp., from Antarctic ; Topsent (56) pp. 5 & 6: 
full description ; Topsent (60) pp. 33-35 and p. 7, pi. i, fig. 5, pi. iv, 
# figg- 1-7. 
Vitrollula fertile Ij., development of the larvae; Ijima (29) pp. 162 & 163, 
187 & 188, 193 footnote, 246 footnote. 
Family Hyalonematidte. 
Hyalonema affine Marsh., structure of the chambers; Ijima (29) p. 128, 
footnote. H. longissimum; Kingsley (31) p. 161. II. masoni , com¬ 
mensal with Richardina spongicola ; Alcock (1) p. 38. II. reflexum 
Ij., vide sub Sericolophus. 
iPyritonema, sp. ; Stolley (55) pp. 24 & 29. 
Sericolophus reflexus Ij., structure of the chambers; Ijima (29) p. 128 
footnote. 
Family Dictyospongida:. 
t Calathospongia carceralis H. & C., tC. redfieldi Hall, and tC. sacculus 
Hall; Whitfield & Hovey (67) p. 358. 
t Dictyospongia cylindrica Wliitf. ; Whitfield & Hovey (67) p. 358. 
t Ectenodictya burlingtonensis , vide Lyrodictya. 
t Lyrodictya burlingtonensis Hall; Whitfield & Hovey (67) p. 360. 
t Phragmodictya catilliformis Whitf.; Whitfield & Hovey (67) p. 360. 
fPhysospongia dawsoni Whitf., and f P. multibursaria H. & C.; Whit¬ 
field & Hovey (67) p. 360. 
t Thamnodictya newberryi Hall; Whitfield & Hovey (67) p. 360. 
t Uphantcenia dawsoni, vide Physospongia. 
Family Receptaculitid^:. 
t Ischadites iowensis Owen; Dowling (19) pp. 45 f, 48 f, 78 f. 
t Pasceolus gregarius Billings; Dowling (19) pp. 38 f, 48 f, 69 f, 73 f, 
76 f, 78 f. 
t Receptaculites neptuni , Dcfr.; Drevermann (20) pp. 182, 184, 186, 206. 
fR. oweni Hall; Dowling (19) pp. 38 f, 48 f, 64 f, 70 f, 72 f, 78 f, 
81 F. 
Family Pollakidte. 
f llyalostelia parallela McCoy ; Peach (43) pp. 221, 244, 246, 248. 
(ii) DICTYONINA. 
Family Farreida;. 
Farrea occa (Bwk.), Crtr.; Topsent (56) p. 7 : Topsent (60) p. 7 and 
p. 38. F. weltneri, n. sp., from the Azores; Topsent (58) p. 466. 
