Synonyms|0Antonyms|0|Broader|2Narrower|0Related|9
1
dolphin
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extant oligocene first appearance(expression, animal, geohistory, appearance)
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APASmart Define. (2011). river dolphin thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/river_dolphin/thesaurus/broader
ChicagoSmart Define. 2011. "river dolphin thesaurus" https://smartdefine.org/river_dolphin/thesaurus/broader (accessed September 21, 2026).
HarvardSmart Define 2011, river dolphin thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/river_dolphin/thesaurus/broader>.
MLASmart Define. "river dolphin thesaurus" 26 April 2011. Web. 21 September 2026. <https://smartdefine.org/river_dolphin/thesaurus/broader>