Citation: Da. Springer et Kw. Flessa, FAUNAL GRADIENTS IN SURFACE AND SUBSURFACE SHELLY ACCUMULATIONS FROM A RECENT CLASTIC TIDAL FLAT, BAHIA-LA-CHOYA, NORTHERN GULF-OF-CALIFORNIA, MEXICO, Palaeogeography, palaeoclimatology, palaeoecology, 126(3-4), 1996, pp. 261-279