1^^ )^36 

 551. 

 SPILONOTA MARMORANA. 



The marbled Dog's-tooth Moth. 



Order Lepidoptera. Fam. Tortricidae. 



Type of the Genus, Tortrix comitana Hiib. 

 Spilonota Step., Curt. — Hedyse, Notocelia, Epiblema and Epinotia 

 Hub. — Orthotaenia Step. — Zeiraphera and Sciaphila Treit. — 

 Tortrix Linn., Hub., Hmv. — Pyralis Fab. 



Antennce inserted on the crown of the head close to the eyes, 

 shorter than the body, rather stout and filiform, composed of 

 numerous short joints, clothed with scales above and pubescent 

 beneath (1). 



Maxillce not longer than the labial palpi, spiral and very much 

 attenuated, furnished inside at the apex with a double series of 

 tentacula (3). Palpi minute and biarticulate (3 a). 

 Labial palpi porrected, conniving, densely clothed with short 

 broad scales, giving them a trigonate form and completely con- 

 cealing the apical joint (4), triarticulate, basal joint not very 

 stout and kidney-shaped, 2nd long and considerably dilated, 

 narrowed at the base and rounded at the apex, 3rd not so long 

 as the 1st and subfusiform-ovate (4 a). 

 Head with the scales meeting down the centre : eyes lateral orbicular 

 and prominent. Thorax small, the scales depressed. Abdomen 

 rather short and tufted at the apex in the males. Wings deflexed in 

 repose, considerably longer than the body, superior linear, truncated 

 obliquely, the costa arched ; inier'ior ovate-trig onate, the aj)ex nar- 

 rowed but rounded, cilia rather short. Legs stout : thighs posterior 

 short: tibiae, anterior very short with an internal spine ; intermediate 

 short clothed with long scales, extending beyond the apex with one 

 long spine and another shorter ; posterior long and scaly, with a 

 shorter pair of unequal spines at the apex, and another pair at the 

 middle : tarsi 5-jointed, basal joint long, all the others very short, 

 excepting in the hinder pair : claws minute (8 f, the hind leg). 

 Larvae with 6 pectoral, 8 abdominal and 2 anal feet. 



Marmorana Hiib. — Curt. Guide, Gen. 950. 26. — Achatana Wein. 

 Verz. 



Brown ; superior wings dark, the posterior margin concave under 

 the apex ; a double angulated white and gray striga near the 

 middle, uniting on the disc with a sublunate gray and white 

 mark, extending to the posterior angle, and inclosing a large 

 browTi subovate spot with an undulating margin, the nervures 

 crossing it forming 4 or 5 bright ferruginous streaks, a trian- 

 gular space at the apex of the same colour divided obliquely by 

 a whitish streak inclosing the apex, and about 6 double short 

 . white lines on the costa, cilia white at the base under the apex ; 

 inferior wings with a slight rosy tint, a yellowish line at the 

 base of the cilia : tarsi annulated with ochre ; margins of abdo- 

 minal segments pale. 



In the Cabinets of Mr. Bentley, the Author, SfC. 



The following are British species of Spilonotac : 



