18 HETEROCERA. 
have not been able to procure specimens of the insect architect. Prof. Sumichrast 
mentions similar borings in Acacias in Mexico (referred to in a volume of the 
American Naturalist—I write from recollection and cannot refer to the volume or 
page). These, however, like those of which Mr. Belt gives such an entertaining 
account in ‘ The Naturalist in Nicaragua,’ were tenanted by ants,” ete. | 
PERIMEDE Chmb. 
Type: Perimede errantella Chmb. (Chmb. 1874). 
Perimepe Chmb. Can. Ent. 6 51-2 (1874): 9 147 (1877): 11 9 (1879): Jr. Cin. Soc. NH. 2 
196, 199, tf. 203+ 35 (1880). 
1. Perimede catapasta, sp. n. 
Antennae brownish grey. Palpi slightly recurved, the median and terminal joints about equal in length and 
thickness, smooth; shining, brownish grey. Head shining, brownish grey. Thorax brownish grey. 
Forewings dull brownish grey, with a faint indication of a spot in the middle of the fold, a similar dark 
spot on the disc a little beyond it, and a third, scarcely visible, at the end of the cell; a small whitish 
costal spot before the apex is followed by a small black spot at the apex, where is also a dark shade-line 
running through the brownish cinereous cilia; underside with a blackish spot at the apex and one or 
two terminal dots. Exp.al.18 mm. Hindwings narrower than the forewings; dull pale stone-ochreous 
on their basal half, where they are sprinkled along the costa and across the middle with numerous 
elongate blackish scales, becoming brownish grey towards the apex; cilia pale brownish cinereous ; 
underside with a blackish spot at the apex, and one or two terminal dots. -Abdomen pale stone-ochreous 
at the base and about the anal segments, with a broad blackish band before the middle, and alternate 
brownish and pale cinereous bands behind it. Legs pale cinereous, the tibiae shaded with brownish grey 
externally, the tarsal joints banded with the same. 
Type 3 (66038) Mus. Wism. (Godm-Salv. Coll.). [PI. (66039) US. Nat. Mus.] 
Hab. Mexico: GuERRERO: Amula, 6000 ft., VIII. (HZ. H. Smith). Two specimens. 
Fam. 2. GELECHIADAE. 
SITOTROGA Hnmn. 
Type: Alucita cerealella Olvr. (Hnmn. 1870). 
Srrorroca Hnmn. Schm. Deutsch. Tin. 189, 287 no. 428 sp. 426 (1870), Tbl. 5, 41 (1876) ; Stn. 
Ent. Mo. Mag. 7 169 (1871); Meyr. HB. Br. Lp. 569, 571 no. 2 (1895); Busck Pr. US. Nat. 
Mus. 25, 772, 781-2 Pf. 28° 3 (1903) ; Meyr. Pr. Lin. Soc. NSW. 29 257, 285-6 no.6 (1904). 
1. Sitotroga cerealella Olvr. 
=hordei (Bkmn.) Kby.%®; =pyrophagella Kilr.2; =melanarthra Lwr.¥ 
Alucita cerealella Olvr. Enc. Méth. IV. (Ins. 1) 117, 121 no. 15 (1789)*. [Phalaena hordet Bkmn. 
Grund. Teutsch-Landswirths ed. 4, 589 (1790) ; (no. 9, 149 teste Prout) Sherborn Ind. An. 
467] °. Tinea hordei Kby. Intr. Ent. 1 172-3 (1815) *. Butaks cerealella Crt. Jr. Roy. Agr. 
Soc. Engl. 7 84-9 (1846)*: Farm Ins. 310-15 (1860) °, Anacampsis (Butalis) cerealella 
Harris Treat. Ins. 392-402 (1852)°. Tinea pyrophagella Kilr. NG. Schad]. Ins. II. 383 
Pf. 81+ 7-7¢ (1853) ". Tinea (Gelechia) pyrophagella Kllr. Verh. ZB. Ver. Wien 4 SB. 6-9 
