Hyperia latissima Bovallius, 1889: 299 Hyperia hydrocephala Vosseler, 1901: 74 Lestrigonus latissimus Vinogradov et al ., 1996: 382 Zeidler, 2004: 32 Gasca et al ., 2012: 126 Gómez-Gutiérrez et al ., 2014: 1019 Pelagic amphipods (Crustacea: Amphipoda: Hyperiidea) in western Mexico. 3 Family Lestrigonidae Gasca, Rebeca Hendrickx, Michel E. Zootaxa 2021 2021-05-19 4974 1 169 187 6PR8K (Bovallius, 1889) Bovallius 1889 [151,638,151,178] Malacostraca Lestrigonidae Lestrigonus Animalia Amphipoda 8 177 Arthropoda species latissimus      Hyperia latissima Bovallius, 1889: 299.     Hyperia hydrocephala Vosseler, 1901: 74.    Lestrigonus latissimus.—  Vinogradov et al., 1996: 382(key), 388, fig. 166;  Zeidler, 2004: 32(key), 33;  Gasca et al., 2012: 126(tab. 1);  Gómez-Gutiérrez et al., 2014: 1019(tab. 3).   Material examined. 5M, 4F, in 6 localities ( Fig. 5).  TALUD III. St. 3B ( 22°36’36”N, 106°35’54”W),  August 17, 1991, 3M, I-K, from surface to 275 m(TD, ca. 650 m) (ICML-EMU-12794A); St. 10B ( 23°43’24”N, 107°39’06”W), August 18, 1991, 1F, I-K, from surface to 630 m(TD, ca. 900 m) (ICML-EMU-12794B); St. 19 ( 25°12’00”N, 109°07’00”W), August 20, 1991, 2F, I-K, surface to 410 m(TD, 920 m) (ECO-CH-Z-10389).  TALUD IVSt. 7 ( 22°00’22”N, 106°49’18”W),  August 23, 2000, 1F,  MN, from surface to  500 m(TD,  1970 m) (ICML-EMU- 12795A).  TALUD V. St. 5 ( 22°00’57”N, 106°40’00”W),  December 13, 2000, 1M,  MN, from surface to ca.  1400 m(TD>  1600 m) (ICML-EMU-12795B).  TALUD XI. St. 19B ( 17°56’00”N, 103°10’00”W),  June 9, 2007, 1M,  MN, from surface to  1490 m(TD,  1750 m) (ICML-EMU-12796).   Distribution. Southeastern Atlantic and tropical north Pacific ( Vinogradov et al. 1996). The present western Mexicorecords are the third documented for the eastern Pacific: central Gulf of California to off SW Mexico( 17°56’00”N) ( Fig. 5).   Remarks. Reported in the upper 100 m( Vinogradov et al. 1996). 3128178431 1991-08-17 TALUD, III 22.61 21 -106.598335 8 177 1 3128178328 2000-08-23 TALUD, IV 22.006111 21 -106.82166 8 177 1 3128178368 MN 500 8 177 1 3128178335 [264,1014,551,578] 2000-12-13 TALUD, V 22.015833 21 -106.666664 8 177 1 3128178306 MN 1400 8 177 1 3128178325 [595,1319,587,614] 2007-06-09 TALUD, XI 17.933332 21 -103.166664 8 177 1 3128178422 MN 1490 8 177 1