urochordata defined in 1951 year

urochordata - urochordata (tunicata);
urochordata - Sea-squirts, etc. A group of marine chordate animals. See also: Protochordata. Adult sedentary (some secondarily free swimming), feeding by ciliary currents; gill slits; reduced nervous system; no notochord. Larva active, tadpole-like, with well-developed nervous system and notochord.

near urochordata in Knolik

uriniferous tubulehome
letter "U"
start from "UR"

definition of word "urochordata" was readed 1624 times

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