单词 | streptaster |
释义 | > as lemmasstreptaster streptaster n. Brit. /strɛpˈtɑːstə/ , /strɛpˈtastə/ , U.S. /strɛpˈtæstər/ [Greek ἀστήρ star] a form of sponge-spicule (see quot. 1888).ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > sponge spicule > unspecified toxius1886 trichite1887 streptaster1888 tornote1888 1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lxiii The asters are divided into two subsections, the true asters or euasters, and the streptasters or those in which the actines do not proceed from a centre, but from a longer or shorter axis, which is usually spiral. 1900 E. A. Minchin in Ray Lankester's Treat. Zool. ii. Sponges 134. < as lemmas |
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