1938] 
North American Caddis Flies 
25 
(Ecetis fumosa (Banks), 1899, p. 216. {(Ecetina) 
Lectotype, female. — Washington, D. C. No. 11556. 
This species is a synonym of cinerascens (Hagen). 
(Ecetis immobilis (Hagen), 1861, p. 283. ( Setodes ) 
Lectotype, male. — St. Lawrence River, Canada, 1859. No. 
10977. 
The peculiar claspers, illustrated by Betten (1934, pi. 34, 
figs. 4, 5) readily distinguish this species. 
(Ecetis micans (Hagen), 1861, p. 283. ( Setodes ) 
Lectotype, male. — Washington, [D. C.,] O. Sacken. No. 
10973. Lectoallotype, female. — Same data. 
This is a synonym of inconspicua (Walker) as determined 
by Milne. 
(Ecetis parva (Banks), 1907a, p. 130, pi. 9, figs. 24, 26. 
( Setodina ) 
Lectotype, male. — Kissimmee, Florida. No. 11562. 
The genitalia of this minute leptocerid are illustrated in 
fig. 39. They are extremely similar to those of avara except 
for the claspers, which shows that Setodina must be con- 
sidered at most a subgenus of (Ecetis. 
(Ecetis parvula (Banks), 1899, p. 215. {(Ecetina) 
Lectotype, female. — Washington, D. C. No. 11554. 
This is the same as inconspicua (Walker) as determined 
by Milne. 
(Ecetis persimilis (Banks), 1907a, p. 129. {(Ecetina) 
Lectotype, male. — High Island, Maryland. No. 11552. 
Lectoallotype, female. — Same data, in coitu with lectotype. 
The distinctive male genitalia are illustrated by Betten 
(1934, pi. 34, fig. 12). 
(Ecetis sagitta (Hagen), 1861c, p. 284. {Setodes) 
Lectotype, female. — Florida, March, 1858, O. Sacken. 
No. 10975. 
This is the same as inconspicua (Walker) as determined 
by Milne. 
Setodes americana Banks. — see Leptocerus americana 
(Banks) 
Setodes Candida Hagen. — see Leptocella Candida (Hagen) 
