cladusn.

/ˈkleɪdəs/

Forms: Plural cladi.

Etymology: modern Latin, < Greek κλάδος branch.

One of the secondary arms or branches of a ramose sponge spicule.

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > sponge spicule > branched > one of secondary branches of

cladus1888

1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lvi The proximal or undivided part of a cladus is..distinguished as the protocladus, the distal division, in the case of a dichotomous cladus as the deuterocladus.

1940 L. H. Hyman Invertebrates I. vi. 299 The cladome may consist of a simple or scalloped disk instead of cladi.

Derivatives

ˈcladal adj.

ΚΠ

1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lvi A straight line drawn from the cladal origin to the end of a cladus is taken as its length.

ˈcladose adj.

ΚΠ

1887 W. J. Sollas in Encycl. Brit. XXII. 416/2 The spicular rays..usually pointed (oxeate) at the ends..are also frequently..branched (cladose).

This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018).

单词	cladus
释义	cladusn. /ˈkleɪdəs/ Forms: Plural cladi. Etymology: modern Latin, < Greek κλάδος branch. One of the secondary arms or branches of a ramose sponge spicule. ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [noun] > member of > parts of > sponge spicule > branched > one of secondary branches of cladus1888 1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lvi The proximal or undivided part of a cladus is..distinguished as the protocladus, the distal division, in the case of a dichotomous cladus as the deuterocladus. 1940 L. H. Hyman Invertebrates I. vi. 299 The cladome may consist of a simple or scalloped disk instead of cladi. Derivatives ˈcladal adj. ΚΠ 1888 W. J. Sollas in Rep. Sci. Results Voy. H.M.S. Challenger: Zool. XXV. p. lvi A straight line drawn from the cladal origin to the end of a cladus is taken as its length. ˈcladose adj. ΚΠ 1887 W. J. Sollas in Encycl. Brit. XXII. 416/2 The spicular rays..usually pointed (oxeate) at the ends..are also frequently..branched (cladose). This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018). < n.1887
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