Figure 7 in A cladistic analysis of whiteflies, subfamily Aleyrodinae (Hemiptera: Sternorrhyncha: Aleyrodidae)

Figure 7. Vasiform orifice shape. (A) nearly circular; (B) oval, truncate at the top (scutellate); (C) subcordate; (D) transversely elliptical; (E) triangular, straight-sided; (F) cordate; (G) triangular, not very elongate, emarginatesided; (H) elongate-triangular, straight-sided; (I) elongate–cordate; (J) elongate-triangular, sinuous-sided; (K) squarish; (L) rectangular; (M) nearly trapezoidal.