| 释义 |
Ediacarian, a. and n. Palaeontol.
Brit. |ˌɛdɪəˈkɑːrɪən|, |ˌɛdɪəˈkɛːrɪən|, U.S. |ˌɛdiəˈkɛriən|
[‹ Ediacara n. + -ian suffix. Compare French Ediacarien (1960). Compare earlier Ediacaran adj.]
A. adj. = Ediacaran adj.
1972Rep. 24th Internat. Geol. Congr. i. 78 The Lower Vendian includes the non-skeletal invertebrates [sic] fauna of Ediacarian type. 1989Nature 16 Feb. 643/1 The lower Pertatataka Formation contains what could until now have been regarded as a typical Ediacarian assemblage of acritarchs. 2000C. Tudge Variety of Life ii. vi. 211 The earliest cnidarians..appear among the Ediacarian fossils of southern Australia, which date from the Precambrian, about 600 million years ago.
B. n. With the. = Ediacaran n. 1.
1979Philos. Trans. (Royal Soc.) (B.) 285230 To help place the findings reported here in context other worms described as polychaetes from the Ediacarian (late Precambrian) and Cambrian are reviewed. 1997Jrnl. Austral. Geol. & Geophysics. 17 73 The Neoproterozoic stratigraphy of Australia can now be analysed in terms of four supersequences, with finer subdivision possible in the Ediacarian or ‘Terminal Proterozoic’. |