apical vein

apical vein

[TA]
tributary of the right superior pulmonary vein that drains oxygenated blood from the apical region of the right lung.
References in periodicals archive ?
Postclypeus yellow; tegmina with apical veins [Cu.sub.1] and [M.sub.2] diverging apically, Posterior half of apical tegmina dark brown, tegulae yellow; anal segment of male without long process, just with a convex lobe at left-ventral margin; aedeagus with distinct phallobase M.
Postclypeus with basal half blackish brown; tegmina with apical veins [Cu.sub.1] and [M.sub.2] fused, first and second apical cells hyaline; tegulae with apical half dark brown or hyaline; anal segment of male with a stout process at lateroapical margin or no process; phallobase complex or absence 2
18, 19, 24, 25); apical veins of forewing bordered with brown stripes (Fig.
A white median line from apex of frons to end of mesonotum, along lateral carinae of frons, gena, and pronotum with white line; forewings with pale brown over basal third, rest area hyaline, along apical veins bordered brown stripes, in dark portion veins bear white spots; male with abdomen most blackish brown, female with abdomen most yellowish brown, ovipositor brown."