MICROLEPID OPTERA OF NEW GUINEA 
77 
Genitalia of Zacoriscini. Fig. 81: Chionothremma euxantha spec, nov., ovipositor and 
ostium. Fig. 82: idem, ductus bursae and bursa copulatrix. Fig. 83: Diphtheropyga 
niphadea spec. nov. ovipositor and ostium. Fig. 84: idem, ductus bursae and bursa 
copulatrix. Fig. 85: Isotenes mesonephela spec, nov., ovipositor and ostium. Fig. 
86: idem, ductus bursae and bursa copulatrix. Fig. 87: idem, corethrogyne scales. 
Fig. 88: Isotenes melanules spec. nov. ovipositor and ostium. Fig. 89: idem, core- 
throgyne scales. Fig. 90: idem, ductus bursae and bursa copulatrix. 
