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单词 siderolith
释义

> as lemmas

siderolith
siderolith n. Obsolete rare a fossil foraminiferan of the genus Siderolites, resembling a minute starfish; cf. siderolite n.1Apparently only attested in dictionaries or glossaries.
ΚΠ
1890 Cent. Dict. Siderolith, a fossil nummulite of starlike or radiate figure.
extracted from sidero-comb. form2
<
as lemmas
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