gastrolith
Số nhiều: gastroliths
Từ liên quan
gizzardstomachdigestionmineralstonepebblegritgastricabdomenaviandinosaurreptilepaleontologyfossilbiologyzoologyanatomyingestionattritiongrindingmasticationnutrientabsorptionmetabolismcalciumsilicaquartzsedimentcalculuslithologyorganismvertebratebirdcrocodileherbivoreomnivoredietfoodswallowregurgitationpelletgutvisceramucosaenzymeacidpharynxesophagusintestineventriculusevolutionadaptationmorphologyspecimentrace fossil