Synopsis of the Grenadier Fishes (Gadiformes; Teleostei) of Taiwan
Author
Iwamoto, Tomio
Section of Ichthyology, California Academy of Sciences, 55 Music Concourse Drive, San Francisco, CA 94118, USA;
Author
Nakayama, Naohide
Laboratory of Marine Biology, Faculty of Science, Kochi University, 2 - 5 - 1 Akebono-cho, Kochi, 780 - 8073, Japan;
Author
Shao, Kwang-Tsao
Research Center for Biodiversity, Academia Sinica No. 128, Sec. 2, Academia Road, Nankang, Taipei 115, Taiwan;
Author
Table, Hsuan-Ching Ho
text
Proceedings of the California Academy of Sciences
2015
2015-04-15
62
3
31
126
journal article
299670
10.5281/zenodo.11512126
522b8de7-880d-40ca-803e-aa5a3a05c5f6
0068-547X
11512126
Trachonurus villosus
(
Günther, 1877
)
Figure 26
.
Coryphaenoides villosus
Günther, 1877:441
(
holotype
BMNH
1887.12.7.
105; s. of
Tokyo
,
Japan
).—
Günther, 1887:142
(second specimen
BMNH
1887.12.7.
106 [non-type] from s. of the
Philippines
added).
Trachonurus villosus
: Okamura
in
Masuda et al., 1984:95
(compiled).— Okamura
in
Amaoka et al., 1990:193.— Iwamoto, 1997:944–947 (comparison with
T. robinsi
).— Iwamoto and Williams, 1999:212 (mentioned).—
Shao et al., 2008
: table 2 (
5 spec.
;
Taiwan
[
SCS
],
634–954 m
).
MATERIAL
EXAMINED
(
4 spec.
).—
SWT
:
ASIZP 65626
(2, 175–255+ TL), CD 203, 634–
866 m
.
SCS
:
ASIZP 66094
(1, 60 HL, 345+ TL) and
ASIZP 66909
(1, 155+ TL), CD
321, 954 m
.
DISTINGUISHING
FEATURES
.— 1D II,8; P 14–17;
V
7; total GR-I (inner) 9–13; scale rows below origin 2D 5–9, usually 6–7, below midbase 1D 5–7; lateral line scales over distance equal to pre-1D length 26–34; scale rows between base of
V
and gill cover 10–14; pyl. caeca 9–13, short, thick. Grooved lateral line present; body scales relatively small, finely covered with erect spinules. Jaw teeth all small. Snout length 23–27% HL; interorbital width 31–34%; orbit diameter 29–30%; suborbital width 11–12%; postorbital length 38–42%; orbit-preopercle 29–33%; upper jaw 30–33%; barbel 6+–11%; 1D-2D interspace 20–22%. (Adapted from Iwamoto 1997.)
DISTRIBUTION
.—
Known
from
Japan
to
Taiwan
and the
Philippines
.
In
Taiwan
, specimens were taken from the
South
China
Sea
in
634–954 m
.
REMARKS
.—
More specimens of this species must be examined from near the
type
locality off
Japan
to properly circumscribe the species and determine its difference from other described species
.