166 MANDIBULATA. — TRICHOPTKRA. 



Larva with the head narrow, yellow, with three black spots ; collar yellow ; 



meso- and meta- thorax and abdomen purplish, varied with greenish; 



respiratory organs purple ; legs ochreous : it inhabits rivulets. 



Found, occasionally, in the vicinity of the metropolis, in June and 

 July, but more abundantly in Devonshire ; taken also in the New 

 Forest and in Scotland. 



Sp. 2. Stigma. Pallide ochracea, alis fuscescentibus atomis Jlavesceniibu.s, 

 stigmate elongato, Jusco, antennis pedibnsque Julvescentibus. (Long. corp. 

 6—6 lin.; Exp. Alar. 12—15 lin.) 



Phi. Stigma. Steph. Catal. 318. iVo. 3603.— Phi. longipennis. Phil. Mag^ 

 {Curtis) V. iv. p. 213 ? 



Pale ochreous : eyes fuscous ; back of the abdomen sometimes fuscescent ; 

 legs and antennae rather pale fulvous, the latter with darker rings ; anterior 

 wings fuscescent, with numerous indistinct minute yellowish atoms, and a 

 whitish dot in the middle ; posterior wings more transparent, of an uniform 

 colour, all with an elongate tawny-fuscous stigma, sometimes dotted with 

 ochreous. 

 Found near London, and in Devonshire, in July. 



Sp. 3. opaca. . Subfuscescente-ochracea, alis fuscescentibus ochraceo indistincte 

 irroratis, nebulisque albidis, antennis crassis brevibusque, his pedibusque J'ulves- 

 centibus. (Long. corp. 5 lin.; Exp. Alar, ll^lin.) 



Phi. opacus. Steph. Catal. 318. No. 3605. 



Brownish-ochreous, with the under parts and the apex of the abdomen pa'est; 

 eyes fuscescent ; antennae rather short and thick, fulvescent ; anterior wings 

 fuscous, very indistinctly irrorated with ochreous, and with some obscure 

 whitish clouds on the inner margin ; stigma obscure ; posterior wings 

 hyaline, immaculate-fuscous ; legs pale tawny. 

 Taken, in June, within the metropolitan district. 



B. Body broad: (intermediate tibice and tarsi of the females dilated.) 



Sp. 4. nebulosa. Ochraceo- fusca, abdomine ochraceo-cingulato, pedihus fulves- 

 centibus, coxis fuscescentibus, alis suhfusco nebulosis anticis apice subtruncato. 

 (Long. corp. 6 lin. ; Exp. Alar. 13§ lin.) 



Phi. nebulosus. Steph. Catal. 318. No. 3606. 



Very broad, ochreous-brown : palpi and eyes fuscous ; margins of the abdo- 

 minal segments both above and below broadly ochreous ; legs pale tawny, 

 with the coxae fuscescent ; anterior wings obliquely truncate at the apex, 

 the disc obscurely clouded with fuscous, the hinder margin with a brownish 

 dot at the tip of each nervure ; intermediate tibiae and tarsi dilated in the 

 females. 

 Found at Hertford, in the autumn. 



