Giesbrecht, 1891
Ur of female strongly expanded and in lateral view with peg-like dorsal projection; corners of Pd4 not projecting dorsally; A2 B not toothed on external border. Male anal somite, viewed dorsally, 1 1/3 times as long as wide; and together with CR, longer than Gns; posterior border of Gns not projecting in lateral view. More characters can be accessed by backtracking the key:
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