New Species of Exotic Trichoptera. 309 



ground. I believe Mr. Walker is now of opinion that his genus 

 had better be sunk and the species merged into Macronema, and, 

 as a M. inscripta is already described from Sierra Leone, I have 

 changed the name to the above. The species inhabits Australia. 



Family HYDROPSYCHID^. 



Genus Hydropsyche, Pictet. 



H.Jtmbriata. 



Mas et Fcem. — Antennis pallida ochraceis, brunneo-annulatis ; 

 capite thoraceque rufo-brunneis ; abdomine supra nigricante ; 

 pedibus ochraceis ; alisanticis fulvo-ochraceis, apicem versus 

 saturatioribus, raaculis numerosis pallidioribus, tnaculis elon- 

 gatis ad margineni dorsalem saturate fulvis et albido-hyalinis 

 alternatis, marginibus apicalibus distincte albido-fimbriatis ; 

 posticis flavido-pilosis. 



Appendicibus analibus inferioribus maris articulis ulti- 

 niis longissimis, acutis, snrsura incurvatis, approximatis ; 

 pene pallido, ante apicem infra calloso, apice tumido rufo- 

 brunneo. 



Long. Corp. 4 lin. ; exp. alar. lOg lin. 



Male and Female. — Antennae pale ochreous, annulated with dark 

 brown ; eyes varied with brown and black ; head and thorax red- 

 dish brown ; abdomen blackish above ; legs ochreous ; anterior 

 wings tawny ochreous, much darker towards the apex, with nume- 

 rous small pale spots; several of these are larger towards the base, 

 on the inner margin elongate pale spots alternate with the dark 

 ground-colour, fringe of the apical margin conspicuously yellowish 

 white ; posterior wings clothed with clay-coloured hairs. 



Inferior anal appendages in the male with very long terminal 

 joints, which are pointed and curved upwards, approximating at 

 the tips ; penis pale, with a callosity before the apex beneath, 

 apex dark red, tumid. 



Habitat, New Zealand. In the British Museum. 



The following new species inhabits Britain : — 

 Family RH Y ACOPHILID^. 



Genus Rhyacophila, Pictet. 

 R. munda, 

 Mas. — Antennis brunneis flavo-annulatis ; palpis brunneis ; 

 oculis nigris, ocellis distincte flavido-albis ; capite pallide 



