9 . 
PHRYGANEA. PHRYGANEA. 
Generic Character. 
Os edentulum ; Palpis qua- 
tuor, 
Stemmata tria. 
Antennae thorace longiores. 
Al<e incumbentes : inferi- 
oribus plicatis. 
Mouth without teeth; with 
four Feelers. 
Stemmata three. 
Antenna longer than tho- 
rax. 
Wings incumbent ; the 
lower pair pleated. 
H E genus Phryganea consists of insects which 
in point of habit or general appearance bear a 
considerable resemblance to some of the Phalaenss, 
and particularly to those belonging to the division 
entitled Tineas. They may however be readily 
distinguished from Moths by their palpi or feelers, 
as well as by the stemmata situated on the top of 
the head. The Phryganeae proceed from aquatic 
larvae of a lengthened shape, residing in tubular 
cases, which they form by agglutinating various 
fragments of vegetable substances, particles Qof 
gravel, &c. &c. These tubular cases are lined 
within by a tissue of silken fibres, and are open 
at each extremity. The included larvas, when 
feeding, protrude the head and fore-jiarts of the 
