Pelagic amphipods (Crustacea: Amphipoda: Hyperiidea) in western Mexico. 7 Superfamily Platysceloidea. Family Oxycephalidae
Author
Gasca, Rebeca
0000-0002-9716-1964
El Colegio de la Frontera Sur, Unidad Chetumal, Av. del Centenario km 5.5, Chetumal, Quintana Roo, 77014, Mexico. rebegasca @ gmail. com; https: // orcid. org / 0000 - 0002 - 9716 - 1964 & Currently retired.
rebegasca@gmail.com
Author
Hendrickx, Michel E.
Laboratorio de Invertebrados Bentónicos, Unidad Académica Mazatlán, Instituto de Ciencias del Mar y Limnología, Universidad Nacional Autónoma de México, PO Box 811, Mazatlán, 82000 Sinaloa, Mexico.
text
Zootaxa
2022
2022-03-03
5105
2
219
236
journal article
20349
10.11646/zootaxa.5105.2.3
d9ad8d5b-dd70-4efe-8a01-76ea5babc6b8
1175-5326
6332529
2B46C765-C80B-437B-B8C2-95335D589E9F
Rhabdosoma whitei
Spence Bate, 1862
Rhabdosoma whitei
Spence Bate, 1862: 345‒346
, pl. LIV, fig. 7;
Brusca, 1981: 12
(list), 32 (key), fig. 2c;
Siegel-Causey, 1982: 350
(key), 353‒354;
Vinogradov
et al
., 1996: 536
(key), 538-540, fig. 232; García Madrigal, 2007: 158 (list);
Guillén Pozo, 2007: 17
(key), 109‒110, fig. 38; Gasca, 2009: 89 (tab. 1);
Lavaniegos & Hereu, 2009: 142
(tab. 1),152 (appendix);
Gasca
et al
., 2012: 126
(tab. 1), 133 (tab. 4);
Valencia & Giraldo, 2012: 1493
(tab. 1);
Lavaniegos, 2014: 3
, 5 (tab. 1); 2017: 21;
Valencia
et al
., 2013: 52
(tab. 1);
Zeidler, 2016: 79
(passim), fig. 36B, 36A2, 80 (key);
Violante-Huerta
et al
., 2021: 81
(tab. 1), 86, fig. 2E.
Material examined
. 45M, 76F, in 20 localities (
Fig. 4
).
TALUD III
. St. 3B (
22°36’36”N
,
106°35’54”W
),
August 17, 1991
, 2F, I-K from surface to
275 m
(TD,
1585 m
) (ICML-EMU-12968-A); St. 5 (
23°22’N
,
107°10’W
),
August 24, 1991
, 1F, I-K, from surface to
365 m
(TD,
698 m
) (ICML-EMU-12968-B); St. 10B (
23°43’24”N
,
107°39’06”W
),
August 18, 1991
, 2M, 1F, I-K from surface to
630 m
(TD, ca.
900 m
) (ICML-EMU-12968-C); St. 19 (
25°12’00”N
,
109°07’00”W
),
August 20, 1991
, 1M, 2F, I-K, surface to
410 m
(TD,
920 m
) (ECOSUR-10561); St. 19B (
25°18’24”N
,
109°18’36”W
),
August 20, 1991
, 3M, 4F, I-K from surface to
600 m
(TD,
1890 m
) (ICML-EMU-12969-A); St. 25A1 (
25°51’00”N
,
109°57’00”W
),
August 21, 1991
, 1M, 1F, I-K from surface to
200 m
(TD,
1280‒1360 m
) (ICML-EMU-12969-B); St. 25A2 (
25°50’54”N
,
109°56’54”W
),
August 21, 1991
, 2M, 1F, I-K from surface to
230 m
(TD, ca.
1200 m
) (ICML-EMU-12969-C).
TALUD IV
St. 7 (
22°00’22”N
,
106°49’18”W
),
August 23, 2000
, 2M, 4F,
MN
from surface to
500 m
(TD,
1970 m
) (ICML-EMU-12970-A); St. 15 (
23°23’30”N
,
107°47’48”W
),
August 24, 2000
, 3F,
MN
from surface to
1500 m
(TD,
2350 m
) (ICML-EMU-12970-B; St. 22 (
24°17’20”N
,
108°50’30”W
),
August 26, 2000
, 1M, 3F,
MN
from surface to
1325 m
(TD, aprox.
1800 m
) (ICML-EMU-12971-A); St. 29 (
24°57’48”N
,
109°37’00”W
),
August 27, 2000
, 1M,
MN
from surface to
1280 m
(TD,
2080 m
) (ICML-EMU-12971-B)
.
TALUD
V
. St. 5 (
22°00’57”N
,
106°40’00”W
),
December 13, 2000
, 1M, 1F,
MN
from surface to
1400 m
(TD>
1600 m
) (ICML-EMU-12972-A); St. 29 (
25°14’36”N
,
109°24’15”W
),
December 17, 2000
, 1F,
MN
from surface to
1290 m
(TD,
2040 m
) (ICML-EMU- 12972-B); St. 36. (
25°54’30”N
,
110°11’24”W
),
December 17, 2000
, 1M, 2F,
MN
from surface to
1340 m
(TD,
1990 m
) (ICML-EMU-12972-C)
.
TALUD
VI
. St. 7 (
22°21’39”N
,
107°01’42”W
),
March 14, 2001
, 23M, 45F,
MN
from surface to
1305 m
(TD,
2100 m
) (ICML-EMU-12973-A); St. 15 (
23°14’42”N
,
107°30’00”W
),
March 14, 2001
, 3M, 2F,
MN
from surface to
1230 m
(TD,
2390 m
) (ICML-EMU-12973-B); St. 22 (
24°17’34”N
,
108°50’25”W
),
March 15, 2001
, 1M, 2F,
MN
from surface to
1410 m
(TD,
1760 m
) (ICML-EMU-12973-C)
.
TALUD VII
. St. 22 (
24°21’08”N
,
108°55°14” W
),
June 7, 2001
, 1M,
MN
from surface to
1415 m
(TD,
2000 m
) (ICML-EMU- 12974)
.
TALUD IX
, St. 7 (
25°11’30”N
,
109°41’06”W
),
November 15, 2005
, 1M,
MN
, surface to
1510 m
(TD,
2377 m
) (ICML-EMU-12975-A)
.
TALUD
X, St. 11 (
27°34’16”N
,
111°40’W
),
February 11, 2007
, 1M,
MN
, from surface to
1215 m
(TD,
1801 m
) (ICML-EMU-12975-B)
.
TALUD XI
. St. 19B (
17°56’00”N
,
103°10’00”W
),
June 9, 2007
, 1F,
MN
from surface to
1200 m
(TD,
1995 m
) (ICML-EMU-12976-A)
.
TALUD XII
. St. 28B (
18°56’00”N
,
104°59’57”W
),
April 2, 2008
, 1M,
MN
from surface to
1425 m
(TD,
2041 m
) (ICML-EMU-12976-B)
.
Distribution
. Tropical and subtropical in the Pacific, Atlantic, and Indian Oceans, from
40°N
to
40°S
. Mediterranean and Red Seas. In the eastern Pacific from
Mexico
to
Costa Rica
,
Panama
,
Colombia
, and
Ecuador
(
Vinogradov
et al
. 1996
, García Madrigal 2007,
Valencia & Giraldo 2012
,
Valencia
et al
. 2013
,
Violante-Huerta
et al
. 2021
, this study).
FIGURE 4
. Localities where
Rhabdosoma whitei
was collected during this survey.
Remarks
. One specimen (ICML-EMU-12975-A)was attached to the siphonophore
Diphyes bojani
(Eschscholtz, 1825)
; although it looked like a natural union, this could be a consequence of the sampling method.
Rhabdosoma whitei
has been observed previously associated with the ctenophore
Beroe
sp.
(
Harbison
et al
. 1978
).
Mostly from surface to
200 m
depth (Vinogradov
et al
. 1986). An epipelagic species reported as relatively common in the entire Gulf of
California
(
Siegel-Causey 1982
). In the Mexican part of the
California
Current
Rhabdosoma whitei
has been consistently reported by
Lavaniegos & Hereu (2009)
and by
Lavaniegos (2014
,
2017
), but not as a dominant species (present in 12% of the samples;
Lavaniegos 2014
). Our data indicate that
R. whitei
is a frequent species throughout the Gulf of
California
, also recorded off SW
Mexico
(
Fig. 4
).