m NAWA: ICONES J AP ONICORU M INSECTORUM. 



Theretra pinastrina. Mart. 



Japanese name: Ippon-sesuji-suzume. (Plate V, fig. 3, A— c. ) 



Imago.— Fore- wings greyish-yellow; costal and marginal areae grey; a b T ack discal dot; a nearly straight- 

 blackish-brown fascia containing two black lines from before midde of dorsum to apex; four darker stripes 

 from beyond middle of dorsum to apex, outermost little waved. Hind wings greyish -yellow; basal area 

 black; a grey terminal streak. Wings below brownish-yellow, blackish- brown sprinkled; marginal area 

 purplish- grey; one or two fasciae dark. Expanse, 56 — 68mm. Head and thorax greenish- brown with 

 whitish- grey border; abdomen greenish- brown with a silvery white stripe on back. Length, 30— 40mm. 



Larva, first form. — Dark- brown, sprinkled with pale- brown; dorsal line blackish- brown; subdorsal 

 line blackish- brown, on 4—10 segments with a series of yellow spots, enclosing a black dot and encircled by 

 black; upper and under spiracular lines whitish-yellow; spiracular line darker;, horn ochreous, tip black. 



Second form.— Green; pattern about same as first form. 



Pupa. — Greyish- brown; finely streaked and sprinkled with blackish- brown. 



Time of appearance. — Imago: July- August. Larva: August— September. 



Food-plant. — Colocasia antiquarum. 



Distribution.— Kiusiu (Prov. Satsuma), Formosa. 



Rhagastis mongolianus Butler. 



Japanese name, Birodo-suzume. (Plate V, fig. 7, A— c.) 



Imago.— Fore-wings olivaceous dark- brown, posteriroly purplish- grey; costa whitish; a black spot on 

 apex, a black discal dot; three or more black lines or dotted lines from dorsum to costa, sometimes indistinet; 

 a black dotted spot near inner angle; basal fringe of dorsum whitish. Hind-wings blackish-brown, with 

 ochreous spot near anal angle. Fore-wings below reddish-orange, towards base blackish, posteriorly dark-grey, 

 speckled with black; three darkish dotted lines sometimes indistinct. Hind- wings below reddish- orange, 

 posteriorly dark-grey, speckled with black; two darkish dotted lines sometimes indistinct. Expanse, 53— 

 66mm. Body olivaceous dark- brown; thorax deeper, yellowish-brown mixed, with white border. Length, 

 26 — 34mm. 



Larva.— Pale brown, tinged with pale blue, anterior side yellowish- brown, finely streaked with dark; 

 a blackish dorsal belt, with zigzag fringes, containing a series of yellowish-brown dots; on 4 segment 

 brown round spot enclosing a black dot encircled with black; 3 and 4 segments swollen and white dotted; 

 blackish-brown subspiracular stripe, with zigzag upper fringe; horn ochre-yellow, with bluish. 



Pupa.— Pale yellowish- brown, partly greenish, dotted with blackish- brown. 



Time of appearance.— Imago: May— August Larva: June -September. 



Food- plants. —Vitis vinifera, Cissus japonica, Impatiens Balsamina, Berberis vulgaris. 



Distribution.— Honsiu; Shikoku, Kiusiu. 



