Wolfenden, 1911
Females: Pr squat, 2.25 times as long as wide; A1 extends at least to posterior border of anal somite; CR shorter than anal somite. More characters can be accessed by backtracking the key:
Page 693
Males: Pr squat, 2.25 times as long as wide; CR shorter than anal somite. More characters can be accessed by backtracking the key:
Page 952