• Webster's Revised Unabridged Dictionary
    • Scutellum (Bot) A rounded apothecium having an elevated rim formed of the proper thallus, the fructification of certain lichens.
    • Scutellum (Zoöl) One of the transverse scales on the tarsi and toes of birds; a scutella.
    • Scutellum (Zoöl) The third of the four pieces forming the upper part of a thoracic segment of an insect. It follows the scutum, and is followed by the small postscutellum; a scutella. See Thorax.
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Century Dictionary and Cyclopedia
    • n scutellum A little shield, plate, or scute. In botany: In grasses, a little shield-like expansion of the hypocotyl, which acts as an organ of suction through which the nutrient substance of the endosperm is absorbed by the embryo. In lichens, a rounded apothecium having an elevated rim.
    • ***
Chambers's Twentieth Century Dictionary
    • n Scutellum (bot., entom.) a little shield:—pl. Scutell′a
    • ***


Webster's Revised Unabridged Dictionary
NL., neut. dim. of L. scutum, a shield
Chambers's Twentieth Century Dictionary
L., dim. of scutra, a platter.


In literature:

Head, thorax, scutellum, body and legs, entirely black.
"Discoveries in Australia, Volume 1." by J Lort Stokes
The posterior margin of the scutellum rounded; wings dark brown with a violet iridescence.
"Journal of the Proceedings of the Linnean Society - Vol. 3" by Various
Prae-scutellum: a sclerite, rarely present, between the meso-scutum and meso-scutellum.
"Explanation of Terms Used in Entomology" by John. B. Smith
The =embryo= consists of an =axis= and a =scutellum=.
"A Handbook of Some South Indian Grasses" by Rai Bahadur K. Ranga Achariyar
Scutellum gray with black sides.
"Handbook of Medical Entomology" by William Albert Riley
The bristles which are most distorted are those upon the scutellum, where they are sometimes curled together into balls.
"Sex-linked Inheritance in Drosophila" by Thomas Hunt Morgan
The scutellum meanwhile feeds the developing embryo from the endosperm.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3" by Various
Bugs should be pinned through the scutellum, as the small triangular piece between the elytra is called.
"Taxidermy and Zoological Collecting" by William T. Hornaday