Purenleon, Stange, 2002

Miller, Robert B. & Stange, Lionel A., 2014, A revision of the genus Purenleon Stange (Neuroptera: Myrmeleontidae: Nemoleontini), Insecta Mundi 2014 (384), pp. 1-67 : 7-8

Key to Third Instar Larvae of Purenleon

1.

— Abdominal spiracles on large papilliform tubercles beset with short dolichasters (Fig. 164) .. 2 Abdominal spiracles either not situated on tubercles or without dolichasters ......................... 5 2(1).

—

Mesothoracic spiracle borne on tubercle at least twice as long as wide; dorsal surface of abdomen with many bead-like setae ......................................................................................................... 3

Mesothoracic spiracle borne on tubercle about as long as wide; setae on dorsal abdomen sausageshaped about 2 to 3 times longer than thick ............................................................................ 4

3(2).

—

Ventral surface of head capsule with sublateral dark brown spots near middle; abdominal spiracles II–VI usually longer than basal width; dorsal surface of head capsule with prominent sublateral row of large dolichasters posterior to lateral tentorial suture ( Fig. 150 ) ( Honduras) ................................................................... Purenleon cavei Miller and Stange

Ventral surface of head capsule without sublateral dark brown spots; abdominal spiracles II–VI wider than basal width; dorsal surface of head capsule without prominent sublateral row of large dolichasters posterior to lateral tentorial suture (Fig. 154) ( Venezuela; Brazil) ............ .................................................................................................... Purenleon clavatus (Navás)

4(2).

—

Figures

Figures 148–151. Purenleon cavei Miller and Stange, larva. 148) dorsal view; 149) ventral view; 150) dorsal view of head; 151) ventral view of head. Figures 152–155. Purenleon clavatus (Navás), larva. 152) dorsal view; 153) ventral view; 154) dorsal view of head; 155) ventral view of head.