tergum

(redirected from terga)
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Related to terga: Sterna

dor·sum

, gen.

dor·si

, pl.

dor·sa

(dōr'sŭm, -sī, -să), [TA]
1. The back of the body.
2. The upper or posterior surface, or the back, of any part, especially in the quadrupedal position.
Synonym(s): tergum
[L. back]
Farlex Partner Medical Dictionary © Farlex 2012

tergum

(tûr′gəm)
n. pl. ter·ga (-gə)
The dorsal portion of a body segment of an arthropod.

ter′gal (-gəl) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

tergum

the plate of thickened, often chitinous material on the dorsal side of an insect segment, forming part of the EXOSKELETON.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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References in periodicals archive ?
Abdomen: Terga dark red-brown, largely shiny apruinose except for narrow silver pruinose lateral margins, extensively white setose (few dark red-brown).
Abdomen length from abdominal scent orifice to tip 2.10; lengths of abdominal terga I-VII: 0.90; 0.20; 0.15; 0.15; 0.20; 0.25; 0.20.
Metasomal terga brown with olive hue and strong metallic gold and copper highlights; sterna brown with light brown apical margins.
34.34f Buechner `o pectora, o terga, o lacertorum tori, / vestrone pressu quondam Nemeaeus leo / frendens efflavit graviter extremum halitum?'.
Thorax: Pronotum whitish; meso and metanota yellowish; terga with scattered brownish stains.
Abdomen: Terga uniformly shaded with black, except submedian region of terga I-IV, and along lateral margins; sterna whitish shaded with pale gray.
Abdomen: abdominal terga smooth shiny, with only a few minute scattered punctures, especially on 15' and 2[degrees]a tergites (in preserved insects abdomen of uniformly dark olive green to red brown without any pattern); in the living specimen abdomen olive green, posterior parts of sternites with black markings of variable extent (in some specimens a dark red central line is present); tips of abdomen red; cerci conical, laterally slightly compressed, ending before tip of supra-anal plate; subgenital plate with blunt knob-like apex, supra-anal plate triangular (Fig.