exotomousとは 意味・読み方・使い方

形容詞

exotomous (not comparable)

1. Branching outward with no additional bifurcations.
   • 1939, University of Texas at Austin. Bureau of Economic Geology, Contributions to Geology (page 144)

     This genus has the general appearance of locrinus but differs in the strictly exotomous character branching of the arms and in the absence of an indentation each of the radials.

   • 1997, Gary D. Webster, ‎David D. Gillette, Lower Carboniferous Echinoderms from Northern Utah and Western Wyoming (page 14)

     Cup conical, weakly developed basal flange, six arms per ray, one exotomous branching, all brachials biserial within two to five brachials of branching, cup ornamentation probably striae radiating from base of arms onto basals.