stringocephalidとは 意味・読み方・使い方

名詞

stringocephalid (複数形 stringocephalids)

1. (zoology) Any brachiopod of the family Stringocephalidae.
   • 2011, A.J. Boucot, Evolution and Extinction Rate Controls, page 232:

     This environmental behaviour suggests that all of these thick-shelled groups (かつ possibly similar groups like the stringocephalids かつ rensselandids) may have become so modified during the process of natural selection as not to have been able to have moved from the positions into which they found themselves.