138 THE LEPIDOPTERA OF CETLON. 



and in the male with a fringe of long hairy scales along its entire length beneath ; 

 internal vein straight ; between the submedian and internal vein is a lengthened fold 

 on the iipperside, containing long silky erectile radiating hairs. Body very stout ; 

 thorax broad ; tegulse long and pointed in male ; palpi stout, compactly squamose, 

 second joint long, curved, reaching vertex ; third joint very short, thick and conical 

 in male, long and slender in female ; antennae ciliated in male, simple in female ; legs 

 very stout, femora and tibiae densely clothed with short woolly hairs beneath, hind 

 femora and tibise entirely covered in male ; spurs long. 

 Type, T. houesta. 



THYAS HONESTA (Plate 167, Fig. 2). 

 Tliyas honcsta, Hiibner, Samml. Exot. Schmett. ii. Index, p. 4, pi. fig. 1, 2 (1820-26). 

 Lagoptera honesta, Guenee, Noct. iii. p. 224 (1852) ; Walker, Catal. Lep. Het. B. M. xiv. p. 1352. 

 1 Noctua microrhiva, Fabricius, Ent. Syst. iii. 2, p. 17 (1794). 



Forewing yellowish-ferruginous or purplish-ferruginous, sparsely flecked with 

 black scales ; crossed by an outwardly-oblique antemedial very indistinct ferruginous- 

 red white-speckled sinuous line, and an inwardly- oblique postmedial similar line, the 

 points of each line being most distinctly white speckled ; a white-speckled blackish 

 sinuous line curving prominently from the apex and ending indistinctly at the 

 posterior angle ; a marginal row of black points ; across the disc between the two 

 lines is a pale zigzag fascia, and on the outer border are two erect purplish-grey 

 fascia ; orbicular spot punctiform, greyish-white ; reniform mark pi'ominent greyish- 

 white, constricted or broken, and more or less centred with jet black : hindwing 

 vermiUon-red, with a medial discal black wavy-bordered pyriform spot, below which 

 are some grey and black speckles. Thorax, head, and palpi yellowish-ferruginous 

 or purplish-ferruginous ; palpi tinged with vermilion beneath ; fore and middle 

 femora above, and all the tarsi dark hoary-grey, hairs beneath red ; abdomen 

 vermilion-red. 



Expanse 3| to 3f inches. 



THYAS CORONATA (Plate 167, Fig. 1 ; 166, Fig. 5, larva). 



Noclua coronata, Fabricius, Syst. Ent. p. 596 (1775). 



Noctua leonina. Fabricius, id. p. 596. 



Noctua ancilla, Fabricius, Eut. Syst. iii. 2, p. 17 (1794). 



Corycia 7nagica, Hiibner, Zutrage, Samml. Exot. Schmett. iii. 32, 268, fig. 535-6 (1825). 



Lagoptera magica, Guenee, Noct. iii. p. 225 (1852) ; Walker, Catal. Lep. Het. B. M. xiv. p. 1352. 



Forewing purplish ferruginous-brown, numerously flecked with minute black 

 scales ; crossed by an outwardly-oblique pale-bordered dark brown waved subbasal 

 line and a similar antemedial line, an inwardly-oblique postmedial line with a slightly 

 denticulated inner border, the two latter lines joining along the posterior margin ; a 



