Meyrick. — On New Zealand Greornetrina. 85 



la. Forewings with well-defined white markings. 



2a. Hindwings dark fuscous with white or yellowish markings. 



3a. Hindwings reddish beneath . . . . . . . . . . 56. callicrena. 



3b. ,, yellowish ,, 



4a. Apical half of cilia wholly white . . . . . . . . 53. mechanitis. 



4b. „ ,, barred with dark fuscous. 



5a. Subterminal line very shortly dentate . . . . 55. strategica. 



5b. „ ,, subdentate 54. paradelpha. 



2b. Hindwings orange or pale yellowish. ' 



3a. Hindwings with a dark fuscous subterminal fascia. 



4a. JForewings with a narrow central orange fascia . . . . 57. perornata, 



4b. „ without central fascia .. .. .. ..58. niphocrena. 



3b. Hindwings without dark subterminal fascia . . . . . . 51. insignis. 



lb. Forewings without white markings. 

 2a. Hindwings dark fuscous or grey. 



3a. Cilia barred . . . . . . . . . . . . . . 52. orphncea. 



3b. ,, unicolorous . . . . . . . . . . . . 63. omichlias. 



2b. Hindwings orange. 



3a. Wings beneath with a sharply marked straight central line 59. ferox. 

 3b. Central line not straight. 



4a. Central line of hindwings slightly and evenly curved . . 60. zopyra. 

 4b. ,, ,, ,, twice sinuate. 



5a. Basal half of hindwings almost wholly dark fuscous 61. vulcanica. 

 5b. „ ,, ,, not dark fuscous .. ..62. brephos. 



51. Pas. insignis, Butl. 



(Aspilates insignis, Butl., Proc. Zool. Soc. Lond., 1877, 393, pi. xliii., 1.) 



Male. — 30-33 mm. Forewings moderate, hindmargin rounded ; ochre- 

 ous-brown ; a slightly curved white streak from base of inner margin to 

 disc beyond middle, beneath dark-margined, posterior extremity connected 

 with a very obscure whitish line from costa near base ; a nearly straight 

 white transverse streak from before apex to before anal angle, anteriorly 

 dark-margined. Hindwings moderate, hindmargin unevenly rounded ; deep 

 ochreous-yellow, brownish-tinged ; base mixed with dark fuscous ; a suf- 

 fused brown hindmarginal band. 



Female. — 24-27 mm. Wings rather narrower than in male ; forewings 

 pale whitish-ochreous, finely sprinkled with dark fuscous, especially towards 

 base ; markings as in male. Hindwings whitish-yellowish, base sprinkled 

 with dark fuscous. 



Constant ; a strikingly distinct species. 



Castle Hill, about 4,000 feet ; common on the bare mountain side, in 

 January ; twenty- six specimens. 



52. Pas. orphncea, n. sp. 



Female. — 28-30 mm. Forewings moderate, hindmargin rounded ; dark 

 fuscous, mixed with yellowish and whitish, which tend to form alternate 

 fascise ; a discal dot and numerous curved irregularly dentate blackish lines, 



