Cover image: Drone photograph of the Estero Santa Rosa, in the Comcaac (Seri) Territory, Sonora. It is a coastal lagoon formed within a cuspate foreland composed of two converging spits. Together with Punta San Miguel (on Isla Tiburón), it borders the southern sector of Canal del Infiernillo. See Lancin (1985) in Revista Mexicana de Ciencias Geologicas, 6(1), 57–72, and related article by Miros-Gómez et al. in this issue. Photograph by Jorge Alberto Miros Gómez. https://dx.doi.org/10.22201/igc.20072902e.2025.3.1896