DISTRIBUTION. 
Spong . 13 
mainland), Ascetta , Leucetta , Sycandra and Ebnerella , in all 7 spp., of 
which 5 nn. ; Preiwisch (39). — Sagami Sea, Japan, Placosoma n. g., 
Leuco'psacus , Chaunoplectella , Caulophacus, and Sympagella , in all 7 spp., 
of which 4 nn. ; Ijima (22). 
(v) (vi) Vacant. 
/3. Freshwater Sponges. 
Europe. — Fauna of the Volga and of the Province of Saratov, Ephydatia 
spp. ; Zuikov (59). — Schohsee, near Plon, occurrence of Carterius stepanowi 
Dyb. ; Zacharias (58). 
B. GEOLOGICAL, 
(i) General. 
Vacant. 
(ii) Cainozoic. 
(a) General: — Tertiary of Pyrenees, Sponges; Carez (7) pp. 542- 
544. 
(b) , (c) Vacant. 
(d) Miocene: — Miocene of Porretta, Craticularia spp., Euplectella 
bianconii n. sp. ; Nelli (34) pp. 192-194. 
(iii) Mesozoic. 
(a) Vacant. 
(b) Cretaceous: — Upper Chalk of Suffolk, Coscinopora , Porosphcera , 
Ventriculites', Jukes-Browne (23). — Lower and Middle Chalk of England, 
lists of sponges; Jukes-Browne & Hill (24) pp. 31, 42, 78, 87, 91, 102, 
183, 205, 215, 257, 379, 395, 407, 423, 449, 467, 472.— Chalk of English 
Coast, list of sponges ; Rowe (44) p. 49. — Chalk of Luneburg, sponges ; 
Wollemann (56) pp. 7-13. — Upper Cretaceous of Le Devoluy, sponge 
spicules; Lory (31) pp. 262, 265, 270, 275, 278, pi. i, fig. 1, pi. ii, figg. 1 & 
2. — Upper Cretaceous of Pyrenees, sponges, p. 412: Lower Cretaceous, 
pp. 288-290 ; Carez (7). — Cenomanian of Bohemia, Rhaphidonema , Sestro- 
stomella, Porosphcera , and Plectinia n. g., 5 spp. of which 2 nn. ; Pocta 
(35 & 36). — Cenomanian of Kuttenberg, Bohemia, Megalelasma n. g., 
Craticularia , Guettardia , Plocoscyphia , Leptopkragma , Chonella , Verru- 
culina , Thecosiphonia, Poterionella n. g., 11 spp. of which 5 nn. and 
1 n. var. ; Pocta (37 & 38). — Scaphiten-Planer, Brunswick, Ventriculites ; 
Wollemann (57) p. 50. — Scaphiten-Planer of Halberstadt, Thecosiphonia 
torgeri n. sp. ; Sciirammen (47). — Hauterivien and Upper Valangian 
(Neocomian), list of sponges ; Schardt & Dubois (45) pp. 410, 416 & 421. 
— Neocomian of Tzrnoldvltze, Peronella , Elasmocoelia and Elasmostoma; 
Antula (2) pp. 17-19. 
(c) Jurassic : — Spicules of Pachastrella and Geodites in chert; Raisin 
(41) p. 80. — Lower Argovien (Malm or Upper Jurassic), and Urgonien 
(Barranian), list of sponges ; Schardt & Dubois (45). 
(d) Lias : — Lias of Val Solda, Eudictyon steinmanni n. g. n. sp. and a 
problematic sponge ; Bistram (5) pp. 84-87. 
(e) Vacant. 
