Rhabdosoma whitei Spence Bate 1862
- Dataset
- Pelagic amphipods (Crustacea: Amphipoda: Hyperiidea) in western Mexico. 7 Superfamily Platysceloidea. Family Oxycephalidae
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Arthropoda
- class
- Malacostraca
- order
- Amphipoda
- family
- Oxycephalidae
- genus
- Rhabdosoma
- species
- Rhabdosoma whitei
discussion
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).
distribution
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).
materials_examined
Material examined. 45 M, 76 F, in 20 localities (Fig. 4). TALUD III. St. 3 B (22 ° 36 ’ 36 ” N, 106 ° 35 ’ 54 ” W), August 17, 1991, 2 F, 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, 1 F, I-K, from surface to 365 m (TD, 698 m) (ICML-EMU- 12968 - B); St. 10 B (23 ° 43 ’ 24 ” N, 107 ° 39 ’ 06 ” W), August 18, 1991, 2 M, 1 F, 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, 1 M, 2 F, I-K, surface to 410 m (TD, 920 m) (ECOSUR- 10561); St. 19 B (25 ° 18 ’ 24 ” N, 109 ° 18 ’ 36 ” W), August 20, 1991, 3 M, 4 F, I-K from surface to 600 m (TD, 1890 m) (ICML-EMU- 12969 - A); St. 25 A 1 (25 ° 51 ’ 00 ” N, 109 ° 57 ’ 00 ” W), August 21, 1991, 1 M, 1 F, I-K from surface to 200 m (TD, 1280 ‒ 1360 m) (ICML-EMU- 12969 - B); St. 25 A 2 (25 ° 50 ’ 54 ” N, 109 ° 56 ’ 54 ” W), August 21, 1991, 2 M, 1 F, 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, 2 M, 4 F, 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, 3 F, 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, 1 M, 3 F, 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, 1 M, 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, 1 M, 1 F, 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, 1 F, 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, 1 M, 2 F, 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, 23 M, 45 F, 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, 3 M, 2 F, 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, 1 M, 2 F, 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, 1 M, 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, 1 M, 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, 1 M, MN, from surface to 1215 m (TD, 1801 m) (ICML-EMU- 12975 - B). TALUD XI. St. 19 B (17 ° 56 ’ 00 ” N, 103 ° 10 ’ 00 ” W), June 9, 2007, 1 F, MN from surface to 1200 m (TD, 1995 m) (ICML-EMU- 12976 - A). TALUD XII. St. 28 B (18 ° 56 ’ 00 ” N, 104 ° 59 ’ 57 ” W), April 2, 2008, 1 M, MN from surface to 1425 m (TD, 2041 m) (ICML-EMU- 12976 - B).
Name
- Homonyms
- Rhabdosoma whitei Spence Bate 1862