31 entries under ypresian topic. ×

3
Rabbit(noun, creature, geohistory)
3
Rhizoprionodon(noun, creature, geohistory)
3
Ruminantia(noun, creature, geohistory)
3
Scyllarides(noun, creature, geohistory)
3
Smooth-hound(noun, creature, geohistory)
3
Speocarcinus(noun, creature, geohistory)
3
Tapir(noun, creature, geohistory)
3
Thresher shark(expression, creature, geohistory)
3
Threskiornithidae(noun, creature, geohistory)
3
Tiger shark(expression, creature, geohistory)
3
Trogon(noun, creature, geohistory)
<12>
56 years ago|0 views|share |citing 
APASmart Define. (1970). extant eocene first appearance thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related
ChicagoSmart Define. 1970. "extant eocene first appearance thesaurus" https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related (accessed October 1, 2026).
HarvardSmart Define 1970, extant eocene first appearance thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>.
MLASmart Define. "extant eocene first appearance thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/extant_eocene_first_appearance/thesaurus/related>