tegulan.
/ˈtɛɡjʊlə/ Entomology.
1. (a) A small scale-like structure covering the base of the fore-wing in hymenopterous and other insects. (b) Each of a pair of membranous scales (prehalter n.) in front of the halteres in dipterous insects.
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the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > wings(s) > fore-wing > scale-like structure on base of
tegula1826
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Diptera or flies > [noun] > member of > parts of > halteres > membranous scale in front of halteres
tegula1826
prehalter1840
1826 W. Kirby & W. Spence Introd. Entomol. III. xxxiii. 377 Tegulæ.., small corneous concavo-convex scales, which in many Orders, particularly Hymenoptera, cover and defend the base of the Upper-Wings.
1826 W. Kirby & W. Spence Introd. Entomol. IV. xlvii. 381 The tegulæ, or base-covers..cover and defend the base of their wings.
1893 A. E. Shipley Zool. Invertebr. xix. 376 On the mesothorax [of Hymenoptera] are two small scales known as the tegulae, covering the base of the wings.
1972 M. S. Gardiner Biol. Invertebr. xiv. 573/1 Newly hatched wasps..have been made to sting bees near their tegulae.
2. Archaeology and Architecture. A flat roof-tile (see quot. 1964). Cf. imbrex n. 1. Also figurative.
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society > occupation and work > materials > derived or manufactured material > clay compositions > baked clay > tile > [noun] > for roofing > flat
plain tile1724
tegula1871
1871 R. Burn Rome & Campagna p. lxxv The Roman tiles were of two kinds, flat tiles and smaller curved tiles. The flat tiles had raised rims at the sides... The small curved tiles were..laid over the joined edges..and formed a complete protection for the joint... Tegulæ and imbrices.
1934 ‘H. MacDiarmid’ Stony Limits 11 The gold edging of a bough at sunset, its pantile way Forming a double curve, tegula and imbrex in one.
1938 in P. E. Thomas Mod. Building Practice III. 229 The Double Roman tile..is a descendant of the Roman tegula and imbrex.., which the Romans used extensively for their villa roofs.
1964 J. S. Scott Dict. Building 178 Italian tiling.., single-lap tiles which form a roof covering with two different sorts of tiles, the curved over-tile or imbrex and the flat, tray shaped under-tile or tegula.
1977 Antiquaries Jrnl. 57 264 Bricks and tegulae can frequently be seen in the debris.
This entry has not yet been fully updated (first published 1911; most recently modified version published online March 2021).
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n.1826