REPOltT ON THE RADIOLARIA. 705 



half its height. Pores of the shell subregular, circular, about twice as broad as the bars ; aljout 

 twenty on the breadth of the tenth chamber. (Eesembles some sjiecies of Uvigcrina.) 



Diviensions. — Breadth of the shell O'll, lieight 0'23. 



Hoibitat. — South Atlantic, Station 332, depth 2200 fathoms. 



3. Strehlonia iwlymorpliina, u. sp. 



Shell egg-shaped, thin walled, with twelve to fourteen roundish chambers of rapidly increasmg 

 size, the tentli chamber about seven times as broad as the first. Breadth of the shell about two- 

 thirds of the height. Pores irregular roundish, twice as broad as the bars ; about twenty on the 

 tenth chamber. (Resembles certain forms of PuUjinorphina.) 



Dimensions. — Breadth of shell 0'22, height 0-14. 



Habitat. — Pacific, central area, Station 266, depth 2750 fathoms. 



4. Strehlonia Inilimina, n. sp. 



Shell nearly egg-shaped, thick walled, clustered, with fourteen to eighteen egg-shaped chambers 

 of rapidly increasing size, the tenth chamber about eight times as broad as the first. Breadth of 

 the sheU about two-thirds of the height. Pores irregular, roundish, half as broad as the bars ; about 

 twelve on the breadth of the tenth chamber, (Eesembles closely BuHmina.) 



Dimensions. — Breadth of the shell 017, height 0'24. 



Habitat. — Pacific, central area, Station 268, depth 2900 fathoms. 



5. Strehlonia rosaJina, n. sp. 



Shell top-shaped or flatly conical, with twelve to sixteen chambers of gradually increasing size, 

 the tenth chamber abijut four times as liroad as the first. Breadth of the shell twice as large as 

 the height. Pores subregular, circular, very small, of the same Isreadth as the bars; about twelve on 

 the breadth of the tenth chamber. (Eesembles some forms of Eosalijia.) 



Dimensions. — Breadth of the shell 0-27, height 013. 



Habitat. — Pacific, central area, Station 271, depth 2425 fathoms. 



6. Strehlonia planorhulina, n. sp. 



Shell very flatly conical, nearly lenticular or discoidal, with twenty to twenty-five chambers of 

 nearly equal size, the tenth chamber a little broader than the first. Breadth of the shell exceeds 

 five to six times the height. Pores subregular, circular, very small, half as broad as the bars; about 

 eight on the breadth of the tenth chamber. (Eesembles closely Planorhulina.) 



Dimensions. — Breadth of the shell 0'3 to 04, height 0-06 to 0'07. 



Habitat. — Indian Ocean, Zanzibar, Pidlen, depth 2200 fathoms. 



(ZOOL. CHALL. EXP. — PART XL. — 1885.) Rf 89 



