Synonyms|0Antonyms|0|Broader|1Narrower|0Related|5

4 entries under urchin topic. ×

7
paleogene genus extinction(noun, extinction, family)
5
cretaceous-paleogene boundary(noun, extinction, family)
5
oligocene extinction(noun, extinction, family)
4
eocene extinction(noun, extinction, family)
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APASmart Define. (-0001). glyphocyphidae thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/glyphocyphidae/thesaurus/related
ChicagoSmart Define. -0001. "glyphocyphidae thesaurus" https://smartdefine.org/glyphocyphidae/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define -0001, glyphocyphidae thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/glyphocyphidae/thesaurus/related>.
MLASmart Define. "glyphocyphidae thesaurus" 30 November -0001. Web. 1 October 2026. <https://smartdefine.org/glyphocyphidae/thesaurus/related>