Mesospermalege

Some articles on mesospermalege:

Spermalege - Structure
... spermalege has two embryologically distinct parts, known as the ectospermalege and mesospermalege ... The mesospermalege is derived from the mesoderm ... In all bed bug species except Primicimex cavernis, sperm are injected into the mesospermalege ...
Traumatic Insemination - Bed Bug Adaptation
... Known as the ectospermalege and mesospermalege (referred to collectively as spermalege), these organs serve as sperm-receptacles from which sperm can migrate to the ovaries ... The mesospermalege is a sac attached to the inner abdomen, under the ectospermalege ... through the male's penis into the mesospermalege ...