esconditus, Cyprinodon Strecker [U.] 2002:302, Figs. 3-4 [Cybium v. 26 (no. 4); ref. 26655] Southern end of Laguna Chichancanab at its broadest part, 19°51'10"N, 88°45'58"W, Yucatan Peninsula, Quintana Roo, Mexico. Holotype: IBUNAM-9488. Paratypes: ECO-CH 4766-67 (1, 1); ZMH 23905-27 (1 ea.), 23929-41 (1 ea.); UMMZ 201752 (1). •Valid as Cyprinodon esconditus Strecker 2002 -- (Costa in Reis et al. 2003:550 [ref. 27061], Nelson et al. 2004:108 [ref. 27807], Strecker 2005:107 [ref. 28252], Miller 2006:302 [ref. 28615], Scharpf 2007:30 [ref. 30398], Page et al. 2013:107 [ref. 32708], Lozano-Vilano & De la Maza-Benignos 2016:19 [ref. 35401], Esmaeili et al. 2018:12 [ref. 36738], Page et al. 2023:142 [ref. 40505], Aguilar-Medrano & Vega-Cendejas 2024:[3] [ref. 41240]). Current status: Valid as Cyprinodon esconditus Strecker 2002. Cyprinodontidae: Cyprinodontinae. Distribution: Southern North America: Lake Chichancanab (Mexico) endemic. Habitat: marine.