I 108 
SIBINE. By H. G. Dyar f- 
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Forewing dark, glossy, a continuous silver line from the centre of the 
inner margin to the costal margin before the apex. nesea Stoll. 
Forewing without the silver line.17 
Forewing with a pointed apex.25 
Forewing of <$ quadrangular, with an obtusely rounded apex ... IS 
Forewing glossy, glistening, the dark parts contrasting.19 
Forewing less glossy, the darker areas not contrasting.20 
Larger; hindwing dark, with rough scales between the veins .... violans Dyar. 
Smaller; hindwing of light. bonaerensis Berg. 
Ground-colour throughout of a warm red tint.21 
Less red, A\ith predominating purple grey tints.22 
Forewing of a- glaring dark red-brown colour, with intense yellow sub- 
basal and subapical dots. apicolis Dyar. 
Forewing dull dark brown, dots absent or indistinct. gertrudans Dyar. 
Similar, but with intense yellow dots. permessa D. d> Hch. 
Similar, the subapical dots forming a narrow line. sabis D. & Hcli. 
Small, forewing light purple, without dots. pauper Dyar. 
Large, stout, with broad wings.23 
Small, with narrow wings... . 24 
The emarginated end of the $ aedoeagus plain, without differentiated 
tips. francescans Dyar. 
Each of the tips provided with a thorn. eucleides Dyar. 
penis without thorns. stimulea Clem. 
$ penis with fine furred spines. sarans Dyar. 
Hindwing on the average contrastingly whitish in fresh specimens . . 26 
Hindwing not whitish, at least in a series of fresh specimens ... 29 
Large, wings rather broad, with distinct yellow dots. priscillans Dyar. ■ 
Of medium size, wings narrow, no dots.27 
£ genitals: anellus with a horn on each side. clarans Dyar. 
Anellus not armed.28 
Spines of penis in one line, the basal ones small, those in the middle 
very large, small towards the end. tonlineans Dyar. 
Penis with a dense parcel of small spines. dorans Dyar. 
Penis with a parcel of very long slender spines. giseldans Dyar. 
Forewing pointed, apex concave costallv, prolonged.3D 
Forewing less sharply pointed.31 
$ wings with large dots, expanse of wings: 47 mm, $ with a concave 
apex. trimacula Sepp. 
<$ forewing without or with reduced dots, expanse of wings: 35—40 mm; 
$ with a less concave apex. horrida Dyar. 
$ hypopygium: anellus with a dorsal tongue.32 
Anellus without a dorsal tongue.37 
Spines of penis very numerous at the end.33 
Spines not increasing in number towards the end.34 
Spines of penis equally numerous, long and equally long. ximenans Dyar. 
Basally few large spines, numerous small ones towards the end . . joyceans Dyar. 
Basally few small spines, numerous large ones at the end. laberia Dyar. 
Small (<J: 25—30 mm); forewing purple brown, without markings . . lielenans Dyar. 
Larger (<$: 33—37 mm); more robust.35 
Spines of penis very large and scarce, with a series of tiny ones . . nitens Dyar. 
The spines short and scarce.36 
The spines slender and numerous. iolans Dyar. 
Harpe with a uniformly conical end. rufescens (pallescens Dogn.) 
Harpe finger-shaped at the end, one side oblique. norans Dyar. 
Hindwing dark, forewing pointed, with small reddish subbasal and 
subapical spots. quellans Dyar. 
Similar, forewing with distinct yellow dots. blanda Dyar. 
Hindwing more or less light, forewing not so pointed, no small reddish 
spots.38 
Spines of penis large, as long as the diameter of the aedoeagus . . extensa Schs. 
Spines shorter, shorter than the diameter of the aedoeagus . . . .39 
