XVII. Spongiae für 1908. .J-l 



over by a dermal cortex, composed principally of triradiate spicules, and 

 without longitudinally disposed oxea. The tubar skeleton is articulate, 

 the first (and sometimes only) Joint being formed by chiactines. A. glacialis 

 n. sp., grandinis n. sp. und nivalis n. sp. Antarktisch. Winter Quarters. 

 Jenkin (1). 



Artifhoriscus kryptorafhis n. sp. 35" 16' S, 22" 26,7' O (Agulhasstrom) 155 m. 

 Vrban. 



Chifhoridae n. fam. Flagellated Chambers elongated, arranged radially around 

 a central gastral cavity, their enda projecting more or less on the dermal 

 surface and not covered over by a continuous dermal cortex. The tubar skeleton 

 is articulate, the first Joint being formed of chiactines. Diese Diagnose differiert 

 von der Diagnose Sycettidae Dendy nur durch das Arrangement der 

 Chiaktine. Hierher Streptoconus o. g. und Hypodictyon n. g. Jenkio (1). 



Dermatreton n. g. Grantiids in which the radial Chambers are „linked" so as 

 to form a reticulated pattem round the large inter-canals, and are covered 

 with a continous reticulated cortex. D. chartaceum n. sp. und hodgsoni 

 D. sp. Antarktisch. Winter Quarters. Jenkio (I). 



Grantessa simplex n. sp. Wasin, Brit. Ost- Afrika, 6 — 8 Faden und Chwaka Bay 

 in Zanzibar. Jenkin {%). — zanziharis n. sp. Zanzibar 6 — 8 Faden. Jenkin {%). 



Grantia actdeata n. sp. Kerguelen, Gazellenhafen 9 — 33 m. Urban. — intermedia 

 n. sp. Cap Verde Inseln. Tliaeker. — tenuis n. sp. Kerguelen, Gazellenhafen, 

 9 — 33 m. lirban. — truncala n. sp. Insel Booth-Wandel im Antarkt. Gebiet, 

 40 m, an einer Alge. Topsent {% u. 3). 



Hypodictyon n. g. Chiphorids in which the radial Chambers with freely projecting 

 distal cones are linked so as to form a reticulated pattern round the large 

 intercanals. The tubar skeleton is articulate, the first Joint being whoUy 

 or partiaUy formed of chiactines. H. longstaffi n. sp. Antarktisch. Winter 

 Quarters. Jenkin (1). 



Leucandra hrumalis n. sp. Antarktisch. Winter Quarters. Jenkin (1). — cirrata 

 n. sp. Antarktisch. Winter Quarters. Jenkin (I). — crosslandi n. sp. Cap 

 Verde Inseln. Tliacker. — frigida n. sp. Antarktisch. Winter Quarters. 

 Jenkin (I). — gdatinosa n. sp. Antarktisch. Winter Quarters. Jenkin (1). — 

 gemmipara n. sp. Cap Verde Inseln. Tliacker. — hiberna n. sp. Antarktisch. 

 Winter Quarters. Jenkin (1). — hirsuta n. sp. Strand der Insel Booth- 

 Wandel im Antarktisch. Gebiet. Topsent (3 u. 3). — loubini n. sp. In der 

 flachen Küste der Insel Wandel an der Basis von Axinella supratumescens. 

 Topsent (Ä u. 3). — primigenia n. var. leptoraphis. Antarktisch. Winter 

 Quarters. Jenkin (I). — verdensis n. sp. Cap Verde Inseln, Thacker. 



Leucilla tvasinensis n. sp. Wasin, Brit. Ost Afrika 6 — 8 Faden, Jenkin (2). 



Leuconia anjracta n. sp. Kerguelen Gazellenhafen 9 — 33 m. Urban. — armata 

 n. sp. Francisbucht (S. Afrika) 100 m. Trban. — cirrhosa n. sp. Kerguelen 

 Gazellenhafen 9 — 33 m. Urban. — crucifera Pol. ist Megapogon cruc. zu 

 nennen. Jenkin (1). — hergudensis n. 9,1^. Kerguelen Gazellenhafen 9 — 33 m. 

 Urban. — minor n. sp. Kerguelen Gazellenhafen 9 — 33 m. Urban. — spissa 

 n. sp. Agulhasbank 35" 9' S, 18" 32,8' 565 m. Urban. — vitrea n. sp. 60" 

 40' N, 5" 35,5' W (n. vom Thomsonrücken Nordostatlantik) 652 m. Urban. 



Megapogon n. g. Staurorrhaphids in which the flagellated Chambers are spherical 

 or sac-shaped, never arranged radially around the central gastral cavity, 



