... of the female being armed externally with an acute tooth in the middle, whereas in H. Cistula entomologica - Стр. 78 авторы: Cistula - 1870 - Страниц: 1348 Полный просмотр - Подробнее о книге
...Janson stated that cagtaiirti could be distinguished from atriprnnis by "the four posterior tibiae of the female being armed externally with an acute tooth in the middle." But all the females of atripennis now before rne are so armed. and the males have these tibiae unarmed...