diphyzooid (difizooid)

[ IMG:content-2696.png:[graphic] IMG:content-2697.png:[merged small][ocr errors] A C IMG:content-2698.jpg:[blocks in formation] A , B. Diphyzoõid ( Sphenoides ), lateral swimming com and front views. C. Diphyzoöid of Abyla IMG:content-2699.jpg:[ocr errors] (Cuboides) e, gonophore, or reproductive In this condition organ; 6, hydranth; c, phyllo cyst, with its oce , d. D. Free Gonophore, its manuthey grow and albrium, a, containing ova. (All enlarged.) ter their form and size so much that they were formerly regarded as distinct genera of what were termed monogastric Diphydæ. Huxley, Anat. Invert., p. 131. Dipina (di-pi'nä), Same as Dipodidæ. diplacanthid (dip-la-kan 'thid), a. Having biserial adambulacral spines, as a starfish; specifically, pertaining to or having the characters of the Diplacanthida. F. J. Bell. Diplacanthida (dip-la-kan thi-dä), n. pl. [NL., as Dip lac an thus + -ida.] Those echinoids which have biserial adambulacral spines. F. J. Bell.