COLLECTED BY THE SCOTTISH NATIONAL ANTARCTIC EXPEDITION. 467 



Fig. 13. Homwodictya alata n. sp. Oxea, x 297. 

 Fig. 14. Hymedesmia parva n. sp. 



a, b, large and small acanthostyli, x 297 ; c, tornotum, x 297 ; d, isochela arcuata, x 540 ; 

 e, sigraa, x 540. 

 Fig. 15. Clathria rhaphidotuxa n. sp. 



a, stylus, x 297 : b, echinating acanthostylus, x 297 ; c, dermal stylus, x 297 ; d. toxa of 

 medium length, x 297 ; e, isochela palmata, x 540. 

 Fig. 16. Homoe.odictya multiformis n. sp. 



a, oxea of large specimen, x 297 ; b, oxea of specimen 8 mm. high, x 297 ; r, oxea of specimen 

 2 mm. high, x 297 ; d, oxea of embryo, x 297 ; e, isochela palmata, x 540. 

 Fig. 17. Homoeodictya elastica (Vosmaer). Oxea, x 297. 

 Fig. 18. Reniera saldanhae n. sp. 



«, oxea, x 297 ; b, oxea of embryo, x 297. 



TRANS. ROY. SOC. EDIN., VOL L, PART II (NO. 15). 66 



