| 释义 |
pelycosaur
pel·y·co·saur P5170150 (pĕl′ĭ-kə-sôr′)n. Any of various extinct, chiefly carnivorous synapsids of the Carboniferous and Permian Periods, including the dimetrodon and other species with saillike structures along the back.
[New Latin Pelycosauria, name of the former suborder in which the various pelycosaurs were classified : Greek pelux, peluk-, bowl, cup (from the typical shape of the ischium ) + Greek sauros, lizard.]pelycosaur (ˈpɛlɪkəʊˌsɔː) n (Palaeontology) any extinct mammal-like reptile of the order Pelycosauria, of Upper Carboniferous to Lower Permian times, from which the therapsids are thought to have evolved[C19: from New Latin Pelycosauria, from Greek pelyx bowl, pelvis, + -saur]Thesaurus| Noun | 1. | pelycosaur - large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North Americasynapsid, synapsid reptile - extinct reptile having a single pair of lateral temporal openings in the skullorder Pelycosauria, Pelycosauria - edaphosaurus; dimetrodon |
EncyclopediaSeePelycosauriapelycosaur
Related to pelycosaur: therapsid, edaphosaurusWords related to pelycosaurnoun large primitive reptile having a tall spinal sailRelated Words- synapsid
- synapsid reptile
- order Pelycosauria
- Pelycosauria
|