. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. DISCOVERY REPORTS 340 Genus Latrunculia, Bocage Latrunculia lendenfeldi, Hentschel. L lendenfeldi, Hentschel, 1914, p. 44- pl- v, fig- i- Occ^.rence St WS 81: Falkland Islands, 8i-8a m.; St. WS 83 : Falkland Islands, ^37-^9 ™^'. Islands, 210-242 m. Distribution. Wilhelm Land, Antarctic. Genus Cliona, Grant Cliona aethiopicus, (Fig. 40). Holotype. 28. 2. 15. 724- Occurrence. St. 283 : Gulf of Guinea, 18-30 m. Diagnosis. Tylostyli of usual form, 0-26 by 0-007 mm.; spirasters with short
. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. DISCOVERY REPORTS 340 Genus Latrunculia, Bocage Latrunculia lendenfeldi, Hentschel. L lendenfeldi, Hentschel, 1914, p. 44- pl- v, fig- i- Occ^.rence St WS 81: Falkland Islands, 8i-8a m.; St. WS 83 : Falkland Islands, ^37-^9 ™^'. Islands, 210-242 m. Distribution. Wilhelm Land, Antarctic. Genus Cliona, Grant Cliona aethiopicus, (Fig. 40). Holotype. 28. 2. 15. 724- Occurrence. St. 283 : Gulf of Guinea, 18-30 m. Diagnosis. Tylostyli of usual form, 0-26 by 0-007 mm.; spirasters with short stout shaft and a few conical spines, 0-028 mm. long. Remarks. The single specimen is found in a fragment of a thick {Ostraea ?) shell. It resembles very closely C. chilerms, Thiele, but differs in the measurements of the spicules (in Thiele's species these are: tylostyU 0-3^0-33 by 0-017 mm and spirasters o-oi8 mm.). Had this specimen been found in a locality adjacent to the type locality, I should have q had no hesitation in identifying it with C. chUemis, but the Fig. 40. Cliona aetuopcus, naa no ncMLduu j t, .^, ., ^ i;rr„„„„„„„ ;„ the a-c, bases of tylostyli, a geographical separation combined with the differences m the ^P_^^ ^^^ ^^^^ ^^^^^^^^^^ dimensions of the spicules have caused me to regard it as a ^^^^^. ^^ spiraster, x 700. separate species. Order EUCERATOSA Genus Halisarca, Dujardin Halisarca dujardini, Johnston, var. magellanica, Topsent. H. dujca-dini, var. magellanica, Topsent, 1901, P- 44, pl- i. ^E- 2, pl- -, hgs. 11-14; Burton, oZlence '1 55: Falkland Islands, xo-16 m.; St. 58: Falkland Islands, 1-2 m.; St. 222: Cape Horn, 3c^35 m.; St. WS 79: Falkland Islands, 131-132 m- Distribution. Victoria Land; Londonderry Island. Genus Spongia, Linnaeus Spongia officinalis, Linnaeus, Autt. Occurrence. St. i: Ascension Island, 16-27 m. ,. , • • REMARKS. The Single specimen has the external form of Euspongia officinahs adnaUca (Schulze, 1879,
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