150 OKHAMANDAL MARINE ZOOLOGY REPORT PART II 



12. Plumularia buskii Bale. 



Bale. Cat. Aust. Hydroid Zoophytes, 1884, p. 125. 

 Locality : Kiu. 



13. Plumularia caliculata Bale. 



Bale. " On some New and Rare Hydroida in the Australian Museum Collection," 

 Proc. Linn. Soc. N.S.W., Ser. 2, Vol. III., 1888, p. 780. 

 Locality : Chindi Reef, 6-10 fathoms. 



14. Plumularia concava Billard. 

 Billard. " Siboga Expedition," 1913, p. 19. 



The specimen is only half an inch in height and has no gonothecse but is otherwise 

 in correspondence with this species. 



Locality : Mangunda Reef, off Poshetra. 



15. Lytocarpus philippinus Kirch. 



Bale.- " On some New and Rare Hydroida in the Australian Museum Collection," 

 Proc. Linn. Soc. N.S.W., Ser. 2, Vol. III., 1888, p. 786. 



A broken colony showing however the fasciculated stem, one sided growth of the 

 branches and hydrothecse as described by Bale. 



Locality : Adatra. 



16. Lytocarpus plumosus Thornely. 



Thornely. " Hydroida " in " Ceylon Pearl Oyster Fisheries," Pt. II., Suppl. Rept. 

 No. VIII., p. 124. 



Locality : Channel west of Beyt Island, 3-4 fathoms. 



17. Halicornaria gracilicaulis (Jaderholm). 



Jaderholm. " Aussereuropaische Hydroiden in Schwedischen Reichsmuseum," 

 Ark. Zool, Bd. I. (1903), p. 299, Taf. 14, XIV., Figs. 3-4. 



Billard. "Hydroides de Madagascar et du sud-est del'Afrique," Archives de Zoologie 

 Expe'rimentale et Generate, IV., Tome VII., p. 364, 1907. 



There are some broken pieces, three of which belong to one colony and put 

 together reach to a height of 6 inches and correspond with Billard's description, 

 but there are no gonangia to help in the identification. The hydrothecee are very 

 delicate, having a plain rim with a point on either side. The mesial sarcotheca 

 is always short, not protruding further than the rim. 



Localities : West of Beyt Island, 3-4 fathoms ; 3 miles W.N.W. of Samiani 

 lighthouse ; Rupan Bandar ; Kutchegad : Kiu, low water. 



