Giant spermatozoa and a huge spermatheca: A case of coevolution of male and female reproductive organs in the ground louse Zorotypus impolitus (Insecta, Zoraptera)
The male and female genital apparatus of the recently discovered ground louse Zorotypus impolitus were examined using light and electron microscopy. The rounded testes and a large seminal vesicle are connected with a complex of four accessory glands by a long tapering ejaculatory duct. Two accessory...
Veröffentlicht in: | Ventricular Restraint Improves Outcomes in HF Patients with CRT. - 2011. - Amsterdam [u.a.] |
---|---|
1. Verfasser: | |
Weitere Verfasser: | , , , , , |
Format: | Online-Aufsatz |
Sprache: | English |
Veröffentlicht: |
2014transfer abstract
|
Zugriff auf das übergeordnete Werk: | Ventricular Restraint Improves Outcomes in HF Patients with CRT |
Schlagworte: | Insect genital systems Spermiogenesis Male accessory glands Sperm and egg structure Spermatophore |
Umfang: | 17 |
Online verfügbar |
Volltext |