Fonti   Treccani.itTreccani.it: Enciclopedia, Vocabolario
, DeMDe Mauro, Tullio. Grande dizionario italiano dell'uso, ideato e diretto da Tullio De Mauro, Torino, UTET, 1999-2000. 6 v. + 1 CD-ROM.
(voce: Carcarodonte); AGROVOCFAO <Food and Agriculture Organization of the United Nations> AGROVOC Multilingual thesaurus
; CABCommonwealth agricultural bureaux International, CAB Thesaurus
; ITISITIS Integrated Taxonomicon Information System [partners:] USDA, NOA, USGS, Smithsonian Institution... [et al.], 2016-.
; NALTUSDA <United States department of agriculture> - National agricultural library - Inter-American institute for cooperation on agriculture, National Agricultural Library Thesaurus Concept Space
; Wikipedia(IT)Wikipedia. L'enciclopedia libera, 2001 [ed. in lingua italiana dell' enciclopedia online Wikipedia]