NO. 2132. REVIf^ION OP THE SUBFAMILY HYPENTNAE—SCHAUS. 325 



not SO light as basal space; lines brownish white; antemedial out- 

 bent from costa, faintly sinuous; postmedial almost straight to vein 

 3, then slightly incurved; a whitish orbicular point; reniform long, 

 narrow, consisting of a fine black brown streak, edged inwardly, 

 below, and partly on outer edge with white; some darker shading 

 beyond postmedial opposite cell; subterminal rather remote from 

 termen indicated by some fine yellowish streaks on veins, forming a 

 line near costa, these followed by black brown shading towards apex; 

 terminal triangular dark spots. Hind wings dull dark gray brown. 

 The underside like other species of this group. 



Exjxinse. — 29 mm. 



Habitat. — Juan Vinas, Costa Rica. 



Type.— Cut. No. 19765, U.S.N.M. 



This species is closest to S. mirahilis Butler from Jamaica, 



Genus MASTIXIS Schaus. 



Mastixis Schaus, Ann. Mag. Nat. Hist., ser. 8, vol. 1], 1913, p. 8. 



Male. — Palpi upcurved, reaching thorax; third joint with long tufts 

 on inner side. Antennae pubescent ciliate. Legs smooth; fore tibiae 

 with long narrow process. Fore wmgs: Costal margin long, convex 

 toward apex; outer margin oblique; vein 3 before lower angle; 4 and 

 5 from lower angle; 6 near upper angle; areole small; 7 from areole; 

 8, 9, 10 stalked from areole; 11 free. Hind wings: Cell short; veins 

 3 and 4 stalked; 5 near lower angle; 6 and 7 from upper angle. 



Type of genus. — Mastixis cMoe Schaus. 



This genus also includes the following species: 



Mastixis comptulalis (Hypena?) Guenee, Delt. etPyral, 1854, p. 36 = 

 Bocana mails Druce, Biol. Centr. Amer., Het., vol. 1, 1891, p. 477, 

 pi. 39, fig. 22. 



Mastixis aspisalis (Ilerminia) Walker, Cat. Brit. Mus., vol. 19, 

 1859, p. 857 = Herminia asteralis Walker, Cat. Brit. Mus., vol. 19, 

 1859, p. 858 = Hypena hisignalis Walker, Trans. Ent. Soc. Lond., 

 1862, p. 108 =Bleptina responsalis Walker, Trans. Ent. Soc. Lond., 

 1862, p. 113 = Mastigojyhorus mallopJiora Druce, Biol. Centr.-Amer., 

 Het., vol. 1, 1891, p. 471, pi. 39, figs. 5, 5a. 



Mastixis stalemnusalis (Bleptina) Walker, Cat. Brit. Mus., vol. 19, 

 1859, p. 869. 



Mastixis macedo (Bleptina) Druce, Biol. Centr.-Amer., Het., vol. 

 1, 1891, p. 456, pi. 37, fig. 8. 



Mastixis antliores (Mastigopliorus) Druce, Biol. Centr.-Amer., Het., 

 vol. 1, 1891, p. 470, pi. 39, fig. 3. 



Mastixis lysaniax (Mastigopliorus) Druce, Biol. Centr.-Amer., Het., 

 vol. 1, 1891, p. 471, pi. 39, figs. 4, 4a. 



Mastixis aonia (Mastigopliorus) Druce, Biol. Centr.-Amer., Het., 

 vol. 1, 1891, p. 471, pi. 39, figs. 6, 6a. 



