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Hasil cari dari kata atau frase: Proostraca (0.00913 detik)
Found 1 items, similar to Proostraca.
English → English (gcide)
Definition: Proostraca
Proostracum
\Pro*["o]s"tra*cum\, n.; pl.
Pro["o]straca. [NL.,
fr. Gr. ? before + ? shell of a testacean.] (Zo["o]l.)
The anterior prolongation of the guard of the phragmocone of
belemnites and allied fossil cephalopods, whether horny or
calcareous. See Illust. of
Phragmocone.
[1913 Webster]
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