cancellosus species group

The 3 species of this group are characterized as follows. Head (Figs. 2, 8) with dorsoanterior plate having rounded posterior margin; temple margin with anterior seta shorter than posterior seta; each plate of tergite II without long seta at medioanterior corner (Figs. 1, 5); tergite II with lateroposterior process intruding into III; abdominal sternites broad; male genitalia with long slender penis and complex of lateral structures, much as in Figs. 4 or 7.