English noun: order Cordaitales | |||
1. | order Cordaitales (plant) extinct plants having tall arborescent trunks comparable to or more advanced than cycads; known from the Pennsylvanian period; probably extinct since the Mesozoic era | ||
Synonyms | Cordaitales | ||
Broader (hypernym) | plant order | ||
Member holonym | Cordaitaceae, family Cordaitaceae | ||
Member meronym | class Coniferopsida, Coniferophyta, Coniferophytina, Coniferopsida, subdivision Coniferophytina | ||