† oxycladn.Obsoleterare a rod-shaped sponge spicule pointed at one end and branched at the other.
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the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > sponge spicule > branched
oxyclad1888
tyloclad1888
1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lvOxyclad (κλάδος, a young branch). The esactine is oxeate, the ecactine terminates in two or more secondary actines or ‘cladi’.