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单词 tetracladine
释义

> as lemmas

tetracladine
tetracladine adj. /tɛtrəˈkleɪdaɪn/ of or pertaining to the Tetraclādina, a suborder of lithistid sponges having spicules branching into four or more processes.
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the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Hexactinellida > [adjective] > relating to order Lithistida > relating to suborder Tetracladina
tetracladine1887
tetracladose1887
1887 W. J. Sollas in Encycl. Brit. XXII. 417/1 [article Sponges] Some or all of the rays of the primitive calthrops..may bifurcate once or twice and finally terminate by subdividing into numerous variously shaped processes; such a tetracladine desma characterizes one division of the Lithistid sponges.
1887 W. J. Sollas in Encycl. Brit. XXII. 422/1 The scleroblast..in the Tetracladine Lithistids lies in an angle between the arms.
extracted from tetracladeadj.
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as lemmas
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