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Definition of Protostome
1. Noun. Any animal, of the former taxon ''Protostomia'', in which the mouth is derived from the embryonic blastopore ¹
¹ Source: wiktionary.com
Definition of Protostome
1. [n -S]
Lexicographical Neighbors of Protostome
Literary usage of Protostome
Below you will find example usage of this term as found in modern and/or classical literature:
1. Quarterly Journal of Microscopical Science edited by Biologists Limited, The Company of. (1880)
"The cavity of the cup at first communicates, as we have seen, with the exterior,
by means of the aperture of invagination or protostome, and when this ..."
2. Journal of Morphology by Wistar Institute of Anatomy and Biology (1889)
"... and that this process represents approximately the phylogenetic origin of
mouth and anus from the ancestral protostome, the explanation of mesoblastic ..."
3. History of the Human Body by Harris Hawthorne Wilder (1909)
"... and possesses a central axis with two poles, oral and apical, the former
characterized by the presence of the gastrula mouth or protostome. ..."
4. History of the Human Body by Harris Hawthorne Wilder (1909)
"... en, neural canal; cnc, neurenteric canal; «/•, neuropore; ntc, notochord.
ward and the protostome posterior and dorsal and in the median line. ..."
5. Zeitschrift für wissenschaftliche Zoologie by Albert von Kölliker (1892)
"... sich gleichwohl berechtigt glaubte, den Satz aufzustellen: »Le pore aquifere
se trouve precisement au lieu oü se ferme le protostome. ..."
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