Muyricx.—On New Zealand Geometrina. 85 
la. Forewings with well-defined white markings. 
2a. Hindwings dark fuscous with white or DUE markings. 
e Hindwings reddish beneath .. .. se ». 56. callicrena. 
yell 
4a, Apiéll half d inis vinti white .. a. ee +. 53. mechanitis. 
4b. » barred with dark fuscous. 
5a. dokad line very shortly dentate sù .. 55. strategica. 
5b. » subdentate .. di .. 54. paradelpha. 
2b. Hindwings sates or pale yellowish. 
3a. Hindwings with a dark fuscous subterminal fascia, 
4a. Forewings with a narrow central orange fascia .. +. 57. perornata. 
F without central fascia .. de va +». 58. niphocrena. 
3b. Hi ndwings without dark subterminal fascia .. de +. 51. insignis. 
1b. Forewings without white markings. 
2a. Hindwings dark fuscous or grey. 
3a. Cilia barred "e es .. óa "x b. ^. 52. orphnea. 
3b. ,, unicolorous m. sh ss ue ^ +. 63. omichlias. 
2b. Hindwings orange. 
3a. Wings beneath with a sharply marked straight central line 59. feroz. 
3b. Central line not straight. 
4a. Central line of hindwings nodi and evenly curved .. 60. zopyra. 
b. sinuate. 
5a. Basal half of aa yen wholly dark fuscous 61. vulcanica. 
is i > not dark fuscous  .. +. 62. brephos. 
51. Pas. insignis, Butl. 
(Aspilates insignis, Butl., Proc. Zool. Soc. Lond., 1877, 393, pl. xliii., 1.) 
Male.—80-88 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. orphnea, n. sp. 
Female.—28-80 mm. Forewings moderate, hindmargin rounded ; dark 
fuscous, mixed with yellowish and whitish, which tend to form alternate 
fascia ; a discal dot and numerous curved irregularly dentate blackish lines, 
