a membranous pouch of the female genital system that receives the intromittent organ (aedeagus) of the male during copulation. It is usually divided into a posterior sclerotized tube (the posterior d [..]

 the third and posterior-most tagma (body region) of an insect. The ancestral abdomen is believed to have consisted of 11 segments, though most modern insects have fewer.

 the male copulatory organ. Characteristics of the aedeagus are often used to separate and identify species. The aedeagus is not visible without dissection.

 a typically short and broad line at the anal angle

 a sclerotized supporting structure that surrounds the base of the aedeagus. The anellus is modified in a few moth species and can be useful for identification (see Lacinipolia pensilis and L. vicina) [..]

 the portion of the wing that is located between the basal and antemedial lines.

 the "head" end of an organism, as opposed to the posterior or "tail" end of an organism.

 refers to a part of a structure at the furthest distance from the base.

 a typically short and broad line in the apical area of the wing.

 a part of the internal female genitalia. The portion of the corpus bursae that is not connected to the ductus bursae in species in which the bursa copulatrix is bilobed.