In the male, the last urites undergo a complex transformation to form a device, integrated with the genitalia called the hypopygium.
2.
Most distinctly " Lambdobregma " possesses a hypopygium which extends almost all the way to the tip of the gaster, whereas the hypopygium in " Brevivulva " extends only half the length of the gaster.
3.
Most distinctly " Lambdobregma " possesses a hypopygium which extends almost all the way to the tip of the gaster, whereas the hypopygium in " Brevivulva " extends only half the length of the gaster.
4.
Up to 2.25 mm in length, this species can be distinguished from its nearest congeners by its generally black, non-metallic body coloration and long, prominent hypopygium ( process at end of abdomen ).
5.
Males of the former subgenus are characterized by possessing an extremely long virga with needle-like sclerotization, species of the later characterized by a short virga and a weakly developed crista dorsalis in the adult male hypopygium ( Stur and Ekrem 2015 ).
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