RECORDS OF W.A. MUSEUM. 
[I2I 
series is 7 (3 + 4, 6 + 7); the centrodorsal is a pentagonal plate 
slightly raised above the surface of the radials, with a few obsolete 
cirrus sockets about its periphery ; (4) about forty arms ; the 
centrodorsal is very thin discoidal, pentagonal in outline ; there are 
III cirri; (5) about thirty-five arms about 1 10 mm. long ; (6) about 
thirty-five arms about 90 mm. long, the centrodorsal is greatly 
reduced; there are III cirri ; (7) about thirty-five arms ; VIII cirri; 
the centrodorsal is greatly reduced : (8) about thirty arms ; V cirri ; 
(9) about twenty-five arms about 115 mm. long. 
Remarks. These specimens agree with those taken by the 
Hamburg West Australian Expedition at Shark Bay, and with 
others which I have examined from the vicinity of Perth. 
COMANTHUS (VANIA) PARVICIRRA, J. Muller. 
Comanthus (Vania) parvicirra, igii. A. H. Clark, The Recent Crinoids of Aus- 
tralia, p. 758. 1911, A. H. Clark, Ergebnisse der Hamburger sudwest- 
Australischen Forschungsreise 1905, Bd. 3, Lief. 13, s. 446. 
Comanthus pat vitirra, 1912, A. H. Clark, The Crinoids of the Indian Ocean, p, 97. 
Locality. Between Fremantle and Geraldton. 
Material. One typical specimen with twenty-two arms 
70 mm. long ; of the ten IIBr. series seven are 4 (3-f 4) and three 
are 2 ; there are two IIIBr. series, one 2, developed internally, and 
one 4 (34-4), developed externally ; the cirri are VIII, 14, 7 mm. 
long. 
Remarks. This species has previously been recorded from 
Fremantle. 
Fam. : Zygometridae, A. H. Clark. 
Genus: Zygometra, A. H. Clark. 
ZYGOMETRA ELEGANS, Bell. 
Zygometra eleguns, 1911. A. H. Clark,, The Recent Crinoids of Australia, p. 762. 
1911, A. H. Clark, Ergebnisse der Hamburger sudwest-Australischen 
Forschungsreise 1905, Bd. 3, Lief. 13, s. 458. 1912, A, H. Clark, The 
Crinoids of the Indian Ocean, p. 104. 
Locality. Between Fremantle and Geraldton. 
Material. Eight specimens ; the details of these are as 
follows: (i) forty-five arms no mm. long; of the ten IIBr. series 
