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单词 stauractin
释义

> as lemmas

stauractin
stauractin n.
Brit. /stɒˈraktɪn/
,
/stɔːˈraktɪn/
,
/stəˈraktɪn/
,
U.S. /stəˈræktən/
,
/stɔˈræktən/
(also stauranctine) [Greek ἀκτιν-, ἀκτίς ray] ‘hexactinellid spicules of the dermal sponge-layer in which two of the arms are atrophied, leaving the remaining four in the form of a cross’ ( Cent. Dict. Suppl. 1909).
ΘΚΠ
the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Hexactinellida > [noun] > spicule
clavula1887
stauractin1905
1905 Jrnl. Royal Microsc. Soc. 190 The earliest regular form of spicule was the stauractine.
extracted from stauro-comb. form
<
as lemmas
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