? megarhinus Chernin & Cosgriff, 1975 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Amphibia family Mastodonsauridae Name Homonyms ? megarhinus Chernin & Cosgriff, 1975 ? megarhinus de Christol, 1835 ? megarhinus Andrews, 1905 ? megarhinus Earle, 1891