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   Key to Families of Evanioidea
 
 (Derived primarily fr.
Gauld & Bolton 1988, by E. F. Legner) 
 
 
[Refer to <Guide>
for more illustrations (Powerful connections use <Guide-2>)]
 
| 1a  Fore
  wing with vein 2m-cu present. 
  antennae inserted low on face, near to lower margin of eyes (Malar
  space large; propleura elongate, meeting dorsally and forming a neck..................................Aulacidae    <Habits>; <Adults>   1b.  Fore wings
  with vein 2m-cu absent (Fig. 120b1); antennae
  inserted higher on face, at ca. mid level of eyes
  ................................................................................................……..............2   2a.  Gaster
  with segment 1 slender and remaining segments forming a short, ovate
  structure (Fig. 120b1) & (Fig. 120b2);; ovipositor not exserted; malar space
  large (longer than basal width of mandible); propleura not elongated, not
  meeting dorsally and not forming a neck
  ................................................................ Evaniidae  <Habits>; <Adults>
  & <Juveniles>   2b.  Gaster
  elongated and subclavate (Fig. 80); ovipositor noticeably exserted; malar space
  small (mandible close to eye margin); propleura elongate, meeting dorsally
  and forming a neck..................................................Gasteruptiidae  <Habits>; <Adults> & <Juveniles>   |