chimalapensis, Profundulus Del Moral-Flores [L. F.], López-Segovia [E.] & Hernández-Arellano [T.] 2020:1187, Figs. 1-4 [Revista de Biología Tropical v. 68 (no. 4); ref. 37841] Arroyo Paso Lagarto, cerca del poblado de Santa María Chimalapa, cuenca superior del Río Coatzacoalcos, Oaxaca, México, 16°55'7.92"N, 94°38'50.2"W. Holotype: CIFI-648. Paratypes: (51) CIFI, CNP-IBUNAM, CPUM. •Valid as Profundulus chimalapensis Del Moral-Flores, López-Segovia & Hernández-Arellano 2020 -- (López-Segovia et al. 2020:111 [ref. 38151], Dominguez-Cisneros et al. 2021:956 [ref. 38718], Domínguez-Cisneros et al. 2023:13 [ref. 40116], Page et al. 2023:143 [ref. 40505], Calixto-Rojas et al. 2023:12 [ref. 40272], Arroyave et al. 2024:457 [ref. 41662], Fricke et al. 2024:436 [ref. 41622], Domínguez-Cisneros et al. 2025:14 [ref. 42297]). Current status: Valid as Profundulus chimalapensis Del Moral-Flores, López-Segovia & Hernández-Arellano 2020. Profundulidae. Distribution: Southern North America: upper Coatzacoalcos River basin, Oaxaca and Chiapas (Atlantic slope, Mexico) endemic. Habitat: freshwater.