HYDROPSYCHID.E. 105 



Black, clothed with black and yellow hairs : antenna} very much 

 longer than the body: ])al|)i and lej^s dull testaceous: wings gray : 

 fore-wings tinged with brown, adorned with numerous pale yellow 

 dots of various size. Length of the body 2 lines ; of the wings 5j 

 lines. 



a— d. Trenton Falls, New York. Presented by E. Doubleday, Esq. 



Genus 5. MONOPSEUDOPSIS, n. 



Capitis vertex utrinque gibbosus. Antenna.' articulis longis cy- 

 lindricis. Pedes antici breves, tenues, tibiis bicalcaratis; posteriores 

 longi, tibiis quadricalcaratis. 



Head a little narrower than the thorax, with a large round 

 convex protuberance on each side between the eyes, by the base of 

 the antennoe : maxillary palpi long ; last joint very- long and slen- 

 der : joints of the antenna; thrice longer than broad, or more, except 

 near the base, where they are twice longer than broad; first joint 

 very stout: legs slender; their pairs of spurs of unequal length; 

 fore-legs short and slender, with two little spurs at the tips: poste- 

 rior legs long, with four long spurs, one pair in the middle, and one 

 at the tips. 



]. MONOPSEUDOPSIS INSCRIPTUS. 



Niger; pedes Jlavi ; ala antiae lurida;, mactdis vittisque Jlavis 

 maculaque suhapicali hyalina ornatcc ; aUc posticcc subci- 

 nerecc. 



Black, with a slight hoary tinge : head clothed with short black 

 hairs above, with ferruginous hairs beneath : anteuniu longer than 

 the body; second, third and fourth joints fcrniginous : palpi and 

 legs yellow : fore-wings lurid, with three yellow stripes, one on each 

 border and one on the disk, and with six large irregularly-triangular 

 yellow si)ots, three resting on each border ; tips gray, with a large 

 almost round hyaline spot in the disk : hind-wings pale gray, with 

 two almost colourless marks near the tip of the fore border; veins 

 pale. Length of the body Xh lines; of the wings 11 lines. 



a. New Holland. Presented l>v the Entomoloirical Club. 



