virgatotome

形容词 adj.

英文释义

形容词 adj.
  1. Having multiple secondary ribs which branch off successively in front of each primary rib (resulting in a shape like ᚠ), like the ribs of Zaraiskites ammonites.
    — [...] gyrate furcation, and often a tendency to become fasciculate or virgatotome; secondary ribs obsolescent in some [...] polygyrate ribs and intercalatory secondaries. Microconchs 100-112 mm. in diameter with following rib densities[…]

词源

From Latin virgātus + -o- + -tome, from virga.
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