cœnation

See cenation. coendoo, coendou (kō-en'dö), n. [Native name.] A name of the prehensile-tailed porcupine of Brazil, Syne the res or Cercolabes prehensilis. cœnenchym (sē-neng'kim), n. Same as cænen chyma. As a rule, the individuals are imbedded in a common the fruit peculiar to the Boraginaceæ and Labi atæ, consisting of four distinct nutlets around a common style. (b) In certain unicellular algæ, a colony consisting of a definite number of cells. In Pandornia a cœnobium consists of sixteen one-celled plants grouped together in a definite form. The cells of these families, either indefinitely increasing in number (then families in the true sense of the term), or of definite number (then forming a cenobium ). H. C. Wood , Fresh-water Algæ, p. 86. Also spelled cenobium . cœnoblast (sē'nō-blast), n. [ κοινός , common, + βλαστός , germ.] In sponges, an indifferent germinal ti ue forming the core or primitive mesoderm whence the true mesoderm and the endoderm both arise. Marshall . Marshall figures the larva as filled up solidly by a cœnoblastic membrane in which a central cavity appears surrounded by the cells of an endoderm and a mesoderm, both differentiated from the cœnoblast . This name appears to us to embody an e ential distinction which ought to be made between the primitive layer and the endoderm and mesoderm which arise from it. Hyatt, Proc. Bost. Soc. Nat. Hist., 1884, p. 85. cœnoblastic (sē-nō-blas'tik), a. [