Shallow-water Comatulids (Echinodermata: Crinoidea) from Ambon and Lombok Islands, Indonesia
Author
Kogo, Ichizo
Osaka Museum of Natural History, 1 - 23 Nagai Park, Higashi-Sumiyoshi-ku, Osaka 546 - 0034, Japan E-mail: kogo 13 @ w 7. dion. ne. jp & Corresponding author
kogo13@w7.dion.ne.jp
Author
Fujita, Toshihiko
Department of Zoology, National Museum of Nature and Science, 4 - 1 - 1 Amakubo, Tsukuba, Ibaraki 305 - 0005, Japan
Author
Kubodera, Tsunemi
Department of Zoology, National Museum of Nature and Science, 4 - 1 - 1 Amakubo, Tsukuba, Ibaraki 305 - 0005, Japan
text
Species Diversity
2019
2019-11-25
24
229
246
journal article
10.12782/specdiv.24.229
2189-7301
5738323
Comanthus gisleni
Rowe, Hoggett, Birtles, and Vail, 1986
Comanthus gisleni
Rowe
et al.
, 1986: 219
, figs 4b, 5d;
Vail 1987: 555
;
Fabricius 1994: 1228
(table);
Messing 1994: 239
(list), 1998b: 189 (table);
Rowe and Gates 1995: 144
;
Kogo 1998: 35
, fig. 28; 2002: 10;
MarshallCrossland and Price 1999: 26
;
Lane
et al.
2000: 476
(table);
Kogo and Fujita 2005: 332
;
Mekhova and Britayev 2012: 915
, fig. 6;
Summers
et al.
2014: 337
.
Material
examined.
1 specimen
.
Ambon
Is.
NSMT
E-8179 (
1 specimen
), Eri,
10 m
,
December 4, 1992
.
Description.
Centrodorsal thin discoidal, roundish in aboral view,
3 mm
across, 0.3 mm thick, with cirrus sockets in 1 aligned row. Cirri XIV, including 2 rudimentary ones, 13– 14, 7–
8 mm
long. Longest cirrals (5
th
–6
th
) 1.3 times longer than wide; cirrals beyond 7
th
shorter than wide with blunt aboral crest. Radials trapezoidal, in contact laterally. IBr 2: Ibr
1
trapezoidal, in contact laterally at base; Ibr
2
(axil) low triangular, free laterally. IIBr 2, rarely 4(3+4). IIIBr 4(3+4), rarely 2. Arms
28, 65–85 mm
long; first syzygy at br
3+4
. PII longest,
14 mm
long, of about 40 segments; combs of about 6 teeth confluent with outer edge of pinnulars; first comb tooth transverse. Pinnule combs to middle, often to distal pinnules. Middle pinnulars of distal pinnule fringed with small distal spines.
Distribution.
Sri Lanka
, Sumatra (
MarshallCrossland and Price 1999
); southern
Vietnam
(
Mekhova and Britayev 2012
);
Thailand
, western, northern, and eastern
Australia
, Coral Sea, Melanesia (
Rowe
et al.
1986
); Timor Sea (
Rowe and Gates 1995
); Borneo (
Lane
et al.
2000
); Sulu Sea,
Papua New Guinea
(
Messing 1994
,
1998b
); Great Barrier Reef (
Vail 1987
;
Fabricius 1994
);
Japan
(
Rowe
et al.
1986
;
Kogo 2002
;
Kogo and Fujita 2005
). Depth range:
0–32 m
(
Rowe
et al.
1986
).