6 
Psyche 
[March 
The genitalia of the lectotype are well exposed without 
clearing, including the apex of the side tubes on the sedeagus. 
They are identical with those of the homotype illustrated in 
fig. 8. 
Rhyacophila hyalinata Banks, 1905b, p. 10. 
Lectotype , male. — South West Colorado, July 23, 1899. 
No. 11738. 
The genitalia of the lectotype have been cleared and com- 
pared critically with those of the specimen illustrated in 
fig. 7. 
Rhyacophila luctuosa Banks, 1911, p. 351, fig. 24. 
Lectotype , male. — Woodworth Lake, Fulton County, New 
York, June 23, 1910, Alexander. No. 11740. Lectoallotype, 
female. — Same data. 
The male genitalia are shown in fig. 9. The species is 
listed as a synonym of invaria Walker by Banks (1930b) . 
Rhyacophila minora Banks, 1924, p. 444, fig. 37. 
Lectotype , male. — White Mountains, New Hampshire, 
Morrison. No. 14857. Lectoallotype , female. — Same data. 
This species was described and illustrated by Betten 
(1934, p. 134, pi. 7, figs. 10, 11) as Rhyacophila sp. 1. 
Rhyacophila nevadensis Banks, 1924, p. 443, fig. 53. 
Lectotype, male. — Reno, Nevada, Morrison, 1878. No. 
14855. Lectoallotype, female. — Same data. 
Rhyacophila nigrita Banks, 1907a, p. 132, fig. 16. 
Lectotype, female. — Black Mountain, North Carolina, 
June. No. 11742. 
The male of this species has been figured in considerable 
detail by Betten (1934, pi. 7, figs. 1-5). The allotype will 
have to be designated from one of his specimens. 
Rhyacophila rotunda Banks, 1924, p. 443, fig. 33. 
Lectotype, male. — Reno, Nevada, 1878, Morrison. No. 
14856. Lectoallotype, female. — Same data. 
Rhyacophila torva Hagen, 1861, p. 296. 
Lectotype, male. — Washington, D. C., Sacken. No. 11078. 
The genitalia of this species have been illustrated by 
Banks (1907a, p. 132, fig. 7) and Betten (1934, pi. 7, figs. 
6-9). 
