408 Transactions. 
KEY то New ZEALAND SUBFAMILIES OF CICADELLIDAE. * 
(Applicable to New Zealand species only.) 
1. Head very strongly produced; legs feebly um or E 
CEPHALELINAE. 
Head not strongly produced ; nd tibiae strongly вріпов 2 
2. Veins n running without зорак to apical ‹ cross- 
vei . ‘TYPHLOCYBINAE. 
Veins "p tegmen branching on the disc 3 
3. (€ situated on dorsal part of hend; away from anterior 
argin TETTIGONIELLINAE, 
Ocal on border of vertex or on margin between vertex and 
. JASSINAE 
Осе o n front, distinctly « on ventral side of head .. .. ByTHOSCOPINAE. 
Ocelli in groove below anterior edge of vertex 25 .. PAROPIINAE. 
Supramity 1. TETTIGONIELLINAE. 
Genus 1. DIEDROCEPHALA Spinola. (Fig. 2.) 
Diedrocephala cassiniae n. sp. (Fig. 4.) 
Short and squat, especially the pone Pale olivaceous brown with 
whitish streaks and spots. оар 
of vertex fiui» s nd v very сое angulate. 
Pronotum transversely striate, pale testaceous irregularly marked with 
yellowish-brown and fuscous, the latter towards posterior margin, which 
is long and sinuately but slightly emarginate 
Seutellum divided transversely into an anterior striate portion with 
depression on each side of median longitudinal line, and blunt posterior 
apical в very shiny and less striate. Scutellum somewhat shorter 
than pronotum. 
Tegmen extremely variegate with white, fuscous (Mit m and 
brownish. Veins white, edged either interruptedly or isses it 
fuscous. Discal portion ‘of each cell yellowish or тоя 
extending back to first vein (radius). First apical cell = white 
Hind tibiae = two rows of long amber spines with fuscous bases, 
about ten spin OW. 
Frons clipe, gently convex.  Antennae-pits fuscous. Joints of 
antennae am 
Genitalia берсе with bands of 
Length faa s of dark yellow. 
z ‘As male, except in following characters: Vertex as long as pro- 
notum. Whole of last ordinary abdominal tergum visible beyond — tips 
of folded tegmina. Often two oblique white bands on each corium. 
: * These subfamilies are not of equal ra s HERES 
closely related to the Jassinae qual rank. The Cephalelinae and Typhlocybinae аге _ 
