单词 | pantothere |
释义 | pantotheren. Palaeontology. A small early therian mammal of the extinct group Pantotheria, known from fossils of the Upper Triassic to Lower Cretaceous periods and thought to have given rise to both placental and marsupial mammals.The pantotheres are now usually included in the group Dryolestoidea. ΚΠ 1935 Q. Rev. Biol. 10 167/1 Among all Jurassic mammals the pantotheres..are most abundant in numbers and most varied in character. 1956 S. Epstein & B. Epstein Prehist. Animals xi. 124 The most important Jurassic group of mammals..was one called the pantotheres. 1988 Nature 12 May 113/3 And did primitive therians such as pantotheres reach Australia only to be done in by others, even monotremes? This is a new entry (OED Third Edition, March 2005; most recently modified version published online March 2022). < n.1935 |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。