On Marine Sponges from Japan. 387 



from the Ceylon species ; when dry they are zoned as in 

 that species. 



22. Hirneola hispidula, B. Ann. Nat. Hist. iii. p. 396 

 (no. 3). 



A stipitate form which comes very near to II. Wrightn, 

 B. & C, but the hymenium is strongly veined. 



Ebbatum. 



Vol. xv. p. 345, line 9, for " him " read " Fries." 



XXXV. — Report on a Collection of Marine Sponges from 

 Japan, made by Dr. J. Anderson, F.R.S., Superintendent 

 Indian Museum, Calcutta. By II. J. Carter, F.R.S. &c. 



[Plates XII.-XIV.] 



Tuts collection of Japanese Sponges, purchased by Dr. J. 

 Anderson, F.R.S., at Tsushima, and said to have come from 

 "offMisaki, at the entrance to the Bay of Tokio (Yedo)," 

 although small, is extremely interesting, on account of the 

 little-known and new species which it contains. These 

 consist of: — 



Four species which belong to the order Hexactinellida in 

 my classification, viz. : Hyalonema Sieboldii, Gray ; Farrea 

 occa, Bowerbank ; Peripliragella Elisce, Marshall ; and Hex- 

 actinella ventilabrnm, n. sp., Carter. 



One species of the group Lithistina, viz. Racodiscula 

 (Zittel) asteroides, Carter. 



Two of the order Psammonemata, three of Raphidonemata, 

 one of Echinonemata, and one of Holorhaphidota, the latter 

 a large fragment of a new species of Pachastrella. 



Hyalonema Sieboldii, Gray. 



As this species is so well known, all that need be said of 

 it here is that there are twenty-nine stems, of which ten 

 only have heads, and these of different sizes. Of the two 

 largest, one is cylindrical with a flat top, 8 in. high and 6 in. 

 in horizontal diameter ; and the other, which is similar in 

 form but a little smaller, scattered over with defined circular 

 holes, respectively circumscribed by a white rim of condensed 

 tissue, of various sizes under l-12th in. in diameter, in each 



