Azooxanthellate Scleractinia of Western Australia 
northwestern coast off Seringapatam Reef to south 
of Rowley Shoals; 302—400 m on exclusively soft, 
muddy substrates. Elsewhere: western Pacific from 
Ryukyu Islands through Indonesia; 287-640 m 
(Cairns and Zibrowius 1997). 
Family Micrabaciidae Vaughan, 1905 
Genus Letepsammia Yabe and Eguchi, 1932 
Letepsammia fontiosissima (Moseley, 1876) 
Stephanophyllia formosissima Moseley, 1876: 561-562. 
Letepsammia formosissima - Cairns, 1989: 15-18, pi. 
6, fig. j, pi. 7, figs, g-i, pi. 8, figs, a-d 
(synonymy and description).—Cairns and 
Parker, 1992: 8-9, pi. 1, figs, f, h.—Cairns and 
Keller, 1993: 230-231, pi. 3, fig. D.—Cairns, 
1995: 36-37, pi. 3, figs. f-g.—Cairns and 
Zibrowius, 1997: 73-75. 
New Records 
Soela: stn 01/84/51, 2, WAM 542-84; stn 01/84/ 
56, 1, WAM 566-84; stn 01/84/116, 4: 2 (WAM 
697-84), 2 (USNM 97805); stn 01/84/118, 1, WAM 
779-84; stn 01/84/121, 2, WAM 789-84. 
Umataka Maru : stn 6922, 1, WAM 1022-85. 
Distribution 
Western Australia: continental slope of 
northwestern coast from Dampier Land to 
southwest of Rowley Shoals; 302-500 m on soft, 
muddy substrates. Elsewhere: widespread, from 
southwestern Indian Ocean to Hawaiian Islands, 
including South China Sea, Philippines, 
Indonesia, Norfolk and Kermadec Ridges, and 
southeastern Australia; 97-457 m (Cairns and 
Parker 1992; Cairns 1995; Cairns and Zibrowius 
1997). 
Letepsammia fissilis Cairns, 1995 
Letepsammia fissilis Cairns, 1995: 35-36, pi. 3, figs, 
a-e. 
New Record 
Soela: stn 02/82/13A, 1, WAM 89-84. 
Distribution 
Western Australia: southwest of Rowley Shoals; 
201 m. Elsewhere: New Zealand region (northern 
North Island and Norfolk Ridge); 106-206 m. 
Genus Rliombopsammia Owens, 1986 
Rhombopsammia niphada Owens, 1986 
Rliombopsammia niphada Owens, 1986: 252-255, figs. 
2b, 3a-d.—Cairns, 1989: 19-20, pi. 9, figs, d-j, 
text-fig. 2 (synonymy and description); 1994: 41, 
371 
pi. 15, figs, i-k, pi. 16, fig. e.—Cairns and 
Zibrowius, 1997: 75-76. 
New Records 
Soela: stn 02/82/19, 1, WAM 22-83; stn 02/82/ 
27, 1, WAM 34-83; stn 01/84/51, 2, WAM 430-96; 
stn 01/84/77, 6: 3 (WAM 522-84), 3 (USNM 97806); 
stn 01/84/81, 1, WAM 672-B4; stn 01/84/120, 1, 
WAM 431-96; stn 01/84/121, 1, WAM 790-84. 
Distribution 
Western Australia: continental slope of 
northwestern coast from Cartier Island to Port 
Hedland; 390-696 m on soft, muddy substrates. 
Elsewhere: western Pacific from Japan through 
Indonesia; 405-804 m (Cairns and Zibrowius 1997). 
Genus Stephanophyllia Michelin, 1841 
Stephanophyllia complicata Moseley, 1876 
Stephanophyllia complicata Moseley, 1876: 558-561, 
text-fig.—Cairns, 1989: 21, pi. 12, figs, a-b; 1995: 
37-38, pi. 3, fig. h, pi. 4, figs, a-e (synonymy and 
description).—Cairns and Zibrowius, 1997: 77-78. 
New Records 
Soela: stn 01/84/99, 2, USNM 97807; stn 01/84/ 
100, 1, WAM 690-84; stn 01/84/102, 1, WAM 771- 
84; stn 01/84/105, 3, WAM 786-84; stn 01/84/109, 
2, WAM 692-84; stn 01/84/112, 1, USNM 97808. 
Umataka Maru: stn 6920, 3, WAM 131-84; stn 6921, 
4, WAM 152-84; stn 6922, 1, WAM 1023-85; stn 
6926, 1, WAM 100-84; stn 6930, 1, WAM 252-93. 
Diamantina: stn 186, 1, WAM 155-83. 
Remarks 
The largest corallum known of this species is 
from Western Australia (Soela stn 01/84/112), 
measuring 23.8 mm in calicular diameter. 
Distribution 
Western Australia: continental slope of 
northwestern coast from near Browse Island to 
Cape Farquhar, but most records reported above 
from Rowley Shoals; 260-433 m on soft substrates. 
Elsewhere: western Indian Ocean; Banda Sea; 
Norfolk and Three Kings Ridge; 210-1137 m 
(Cairns and Zibrowius 1997). 
Suborder Faviina 
Family Rhizangiidae d'Orbigny, 1851 
Genus Culicia Dana, 1848 
Culicia australiensis Hoffmeister, 1933 
Culicia australiensis Hoffmeister, 1933: 12, pi. 3, figs. 
3M.—Cairns and Parker, 1992: 12-13, pi. 2, figs, 
a, d, g (synonymy and description). 
