216 Transactions. 
In life this was a very striking species, its rich reddish-brown colour 
ous wings marking it out clearly from all the rest, including 
the closely allied following species. 
Fra. 9.—Forewing of Nesoperla fulvescens 
Fic. 10.—Forewing of Nesoperla howesi n. g dn 
Fie, 11.—a, pronotum of Nesoperla howesi n. sp., ? , outline (x 12); b, pronotum of 
Nesoperla spiniger n. sp., 4, outline (X 12): c, ventral plate of Nesoperla 
Sp. ? (x 20 
Nesoperla spiniger n. sp. (Fig. 115.) 
d. Forewing, 11-5 mm. ; hindwing, 9-5 ; expanse, 24 : 
General appearance not unlike that of the preceding species, but a 
smaller and much slenderer insect, with duller unicolorous brown coloration. 
