A tergum (Latin for "the back"; pl.: terga, associated adjective tergal) is the dorsal ('upper') portion of an arthropod segment other than the head. The...

Each segment of the abdomen has sclerotized upper and lower plates (the tergum and sternum), connected to adjacent sclerotized parts by membranes. Each...

composing three different segmented sclerites: the tergum, pleura, and the sternum. The tergum in almost all species is membranous, or usually soft...

sclerotisation and the hardened proteins are called sclerotin. The dorsal tergum, ventral sternum, and the lateral pleura form the hardened plates or sclerites...

tegula. Abdomen First tergum black, second tergum dull, orange on lateral 2/3, black on medial 1/3. Third tergum similar to second tergum in the male but the...

Paederinae, Euaesthetinae, and Osoriinae, and partially in Steninae, the tergum and sternum on the visible abdominal segments have fused, making each segment...

opposite or apical in Ichneumonidae). In Braconidae, metasomal tergum 2 is fused with tergum 3, (secondarily flexible in Aphidiinae) – 90% of Ichneumonidae...

sclerite of thoracic segment of an insect between the tergum and the sternum. While the tergum is positioned on the top (dorsal), and the sternum on the...

darker; mesotarsus with 5 segments; a seventh tergum without tubercles in the male; and the eighth tergum of the male being emarginated in the posterior...

the male with either a narrow or broad apical orange band, tergum six in the female and tergum seven in the male largely orange ..........................

portions. The abdomen's 1st tergum is black; 2nd tergum yellow except for small basomedial triangular maculae; 3rd tergum is yellow, with indistinct dark...

a distinctive body shape, the so-called wasp waist. The first abdominal tergum (the propodeum) is conjoined with the thorax, while the second abdominal...

animal to grow. The shell around each somite can be divided into a dorsal tergum, ventral sternum and a lateral pleuron. Various parts of the exoskeleton...

wing. Indirect flight muscles are attached to the tergum and sternum. Contraction makes the tergum and base of the wing pull down. In turn this movement...

metafemur black and yellow biannulate; tergum I with an oblique row of light yellow setae at lateral margin; tergum III with red-brown fascia on anterior...

long, 15 mm wide, mostly dark yellow-brown color with yellow stripes. The tergum is generally black or brown, covered with dense hairs. Both rows of eyes...

from the food plants and extrude the excess water through pores in the tergum at a modest cost in energy. Such a rapid loss of water can be sustained...

ecdysis.: 16–20  The four principal regions of an insect body segment are the tergum or dorsal, sternum or ventral, and the two pleura or laterals. Hardened...

wings are also quite large and are entirely infuscate. Their metasomal tergum (a portion of the abdomen) and sternum both exhibit erect hairs, and their...

considered derived and 2 and 5 primitive (Archer, unpublished). 1. First gastral tergum long, as seen from above, about half as long or longer than wide (fig. 1A)...

here named subgenital plate or operculum and dorsally from the eleventh tergum, which is referred to here as the supraanal plate or epiproct. The much...

body is black with four white markings at tergum 2 and 3 and two white markings at the end of the abdomen. Tergum 1 is black with tufts of white hairs at...

Publishers. pp. 17–27. ISBN 978-0-86720-017-1. Hood (1958). "The Terms Tergum and Sternum, Tergite and Sternite" (PDF). Systematic Zoology. 7 (3): 131–133...

in the United States and Mexico. The second metasomal segment, with its tergum much larger than its sternum is an outstanding characteristic of this genus...

maculate pattern. Its 1st tergum is bluish black; 2nd tergum is black except for large yellow basolateral macula; 3rd tergum is black except for large...

an acarinarium at the base of the second metasomal tergum and hidden under the first metasomal tergum. This acarinarium serves as shelter for symbiotic...

larger inner squama (d) arises from the posterior scutellar margin of the tergum of the wing-bearing segment and forms a protective, hoodlike canopy over...

possessing a curved spine-like process in the posterior margin of its third tergum. Bortoluzzi, Sidnei, Edilson Caron, and Denise Silveira. "Two new species...

Most areas of the body have a few long, slender setae. The ninth abdominal tergum has a deep dorsal concavity with four small blunt teeth posteriorly. The...

believed to be migratory. In 1823, Thomas Say originally described it as "tergum black with three yellow lunules on each side...inhabits Arkansa." S. affinis...