[gastropod] Tegula is a genus of small to medium-sized sea snails, marine gastropod molluscs in the family Tegulidae. ==Biology== The function of the heart in Tegula snails may have a critical importance for their temperature tolerance. Species within the genus Tegula include: ... Found on http://en.wikipedia.org/wiki/Tegula_(gastropod)
[insect anatomy] A tegula is a small sclerite situated above the base of the costal vein in the wings of various insects such as Orthoptera, Lepidoptera, Hymenoptera, Diptera, and Auchenorrhyncha, and attached to the antero-lateral portion of the mesonotum. ... Found on http://en.wikipedia.org/wiki/Tegula_(insect_anatomy)
Teg'u·la noun ; plural Tegulæ . [ Latin , a tile, dim. from tegere to cover.] (Zoology) A small appendage situated above the base of the wings of Hymenoptera and attached to the mesonotum. Found on http://www.encyclo.co.uk/webster/T/20