tractellumn.
/trakˈtɛləm/ Biology.
The anterior flagellum of an infusorian, etc., which serves to draw the body after it in swimming.
ΘΚΠ
the world > animals > invertebrates > protozoa > class Infusoria > [noun] > member of > parts of > anterior flagellum
tractellum1880
1880–1 W. Saville-Kent Man. Infusoria I. 429 Among the free-swimming monoflagellate Infusoria.., where the locomotive appendage..fulfils during natation the rôle of a tractellum.
Derivatives
tracˈtellate adj. [-ate suffix2] furnished with a tractellum.
ΘΚΠ
the world > animals > invertebrates > protozoa > class Infusoria > [adjective] > having form of infusorian > having anterior flagellum
tractellate1891
1891 Cent. Dict. Tractellate.
This entry has not yet been fully updated (first published 1913; most recently modified version published online June 2018).
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