RECORDS OF IV. 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 
citrus sockets about its periphery ; (4) about forty arms , the 
centrodorsal is very thin discoidal, pentagonal in outline , theie are 
111 cirri; (5) about thirty-five arms about no mm. long ; (6) about 
thirty-five arms about go 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 l Vania) parvicirra, 1911. 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 parvuiYra , 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 + 4) and three 
are 2 ; there are two IIIBr. series, one 2, developed internally, and 
one 4 (3 + 4), developed externally ; the cirri are VIII, 14, 7 mm. 
long. 
Remarks. This species has previously been recorded from 
Fremantle. 
Fam. : Zygonietridae, A. H. Clark. 
Genus: Zygometra, A. H. Clark. 
ZYGOMETRA ELEGANS, Bell. 
Zygometra elegans, 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: (1) forty-five arms no mm. long; of the ten IIBr. series 
