单词 | neogaean |
释义 | Neogaeanadj. Chiefly Zoology. Designating a biogeographical realm originally comprising the entire New World but later confined to the neotropical region; relating to or inhabiting this region. ΘΚΠ the world > the earth > region of the earth > hemisphere > [adjective] > western New Worlda1855 Neogaean1858 1858 P. L. Sclater in Jrnl. Linn. Soc.: Zool. 2 134 The most really characteristic region of Neogean Ornithology. 1890 Cent. Dict. Neogæan. 1963 Systematic Zool. 12 54/2 Näsmark (1937) considered the oral diverticula..of these amphistomes as characterizing a primitive group of eight subfamilies occurring in aquatic vertebrates and mostly Neogaean in distribution. 1990 Ann. Missouri Bot. Garden 77 332 Paleogean preponderance for supraspecific diversity seems likely for Pteris and Tectaria, neogean for Adiantum and Polypodium. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022). < adj.1858 |
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