\Y. MICHAELSEN : 
„ purpurea, J. Muller — Turtle Island, Sharks Bay (numer- 
ous stations). 
„ pectinata, Linn.— Known from Holothuria Bank, Bas- 
Sett-Smith Bank off York Sound, and Baudin Island. 
Comaster iypica, Loven — Port Hedland, previously known from 
N. of Port Walcott, Baudin Island and Bassett-Smith Bank. 
,, Comanthina belli, P. H. Carpenter — Port Hedlan 
Sharks Bay (Freycinet Reach) ; previously known 
from Mermaid Reef. 
,. (Bennetiia) irichoptera, J. Muller — Koombana Bay off 
Bunbury ; previously known from King George’s 
Sound. 
., [Vania) annulata, Bell — Sharks Bay (Sunday Island) ; 
previously known from Holothuria Bank. 
,, parvicirra, J. Muller — Known from Bassett, 
Smith Bank, Cape Baudin and Fremantle. 
Family ZYGOMETRIDAE, 
Zygometra microdiscus, Bell— Sharks Bay (N.W. of Herission 
Prong) ; previously known from Lewis I. (Danrpier 
Archipelago), Holothuria Bank, Nicol Bay, and Mer- 
maid Reef. 
,, mulliradiata, P. H. Carpenter —Known from Lewis I. 
(Dampier Archipelago). 
,, elegans, Bell — W.A., previously known from Baudin I., 
and Mermaid Reef. 
Family HIMERO MET R I DAE 
Amphimetra variipinna, P. H. Carpenter — Known from Holoth- 
uria Bank and Baudin Island. 
,, disco idea, A. H. Clark — -W.A., previously known from 
Holothuria Bank. 
Heterometra bengalensis, Hartlaub — -Known from Holothuria Bank. 
Family MARIAMETRIDAE, 
Dichrometra tenera, Hartlaub — Sharks Bay (Freycinet Reach and 
Inner Bar). 
Decametra studeri, A. H. Clark — Known from Dirk Hartog Island. 
Oligometra adeonae, Lamarck — Known from Baudin Island. 
,, carpenten, Bell — Known from Holothuria Bank, Bas- 
sett-Smith Bank, and Baudin Island. 
Cenometra cornuia, A. H. Clark — Known from Adele Island. 
