coxa

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coxa

[′käk·sə]
(invertebrate zoology)
The proximal or basal segment of the leg of insects and certain other arthropods which articulates with the body.
References in periodicals archive ?
where, litter size is the dependent variable; age, parity, previous litter size, days open, ear length, neck length, body weight, head lump length, head rump curve length, body length, sacral length, wither height, croup height, heart girth, punch girth, clearance at udder, clearance at sternum, pelvic triangle area, distance between tuber coxae bones, distance between tuber ischii bones are the predictor variables that 'x' represents; [alpha] = intercept of the model and [beta] = the coefficient of predictor variables.
DIAGNOSIS: Members of this species can be recognized by the larger lobe of the sternum separating coxae II and III (Fig.
34 wide, covered with long black hair, more towards lateral sides, posterior angle blunt and not separating coxae IV.
However, intraspecific variation was limited to coxae of mature larvae of Copelatus caelatipennis princeps and the number of sensilla was the same on the remaining segments of all legs of all larvae examined.
6x as long as wide, no notauli and nearly all setae on mesoscutum concentrated in four rows; T3-T4 each with four setae; basal antennal segments and legs including coxae brightly coloured.
Eyes shortly stylate; ocelli distant from each other, the interocellar distance distinctly shorter than distance from ocellus to eye; labium not reaching anterior coxae.
Coxae were without sutures and lacked sensilla on the anteroventral surfaces between the proximal and distal series.
Legs slender, coxae and femora darkish brown, tibiae dark brown except fore tibia with both ends yellowish, tarsi yellowish.