16 
Psyche 
[March 
Lectotype, male. — Plummers Island, Maryland, August 28. 
No. 11502. Lectoallotype, female. — Same data. 
In addition to the three large yellow spots of the front 
wings, the genitalia are distinctive of the species (Betten, 
1934, pi. 20, fig. 14). 
Diplectrona modesta Banks, 1908b, p. 266, pi. 19, fig. 13. 
Lectotype , male. — Riverside, Massachusetts, June 4, C. W. 
Johnson. No. 11523. Lectoallotype , female. — Same data. 
The details of the male genitalia have been illustrated by 
Betten (1934, pi. 17, figs. 3-7). 
Hydropsyche analis Banks. — see Cheumatopsyche analis 
(Banks) 
Hydropsyche bifida Banks, 1905b, p. 15, fig. 14. 
Lectotype , male. — Colorado, accession no. 2175. No. 
11503. Lectoallotype, female. — Colorado, accession no. 
2135, Fort Collins, June. 
The male genitalia of this species, fig. 32, are distinguished 
by the short, widely separated apical processes of the tenth 
tergite and the small spur at the end of the lateral processes 
of the sedeagus. The species is widely distributed across the 
continent. 
Hydropsyche californica Banks, 1898, p. 217. 
Lectotype, male . — Tahoma, California, August 28, 1897. 
No. 11304. 
The somewhat moniliform apex of the sedeagus distin- 
guishes this species from others in the scalaris group, fig. 26. 
Hydropsyche chlorotica Hagen, 1861, p. 290. 
Lectotype, male. — St. Lawrence River, Canada, 1859, 
Sacken. No. 11016. 
This specimen is identical in genitalia with the lectotype 
of morosa Hagen recently erected by Banks (1938). Diag- 
nostic features include the flattened spur at the end of the 
lateral arm of the sedeagus, and the relatively simple apex 
of the sedeagus, fig. 33. 
Hydropsyche cockerelli Banks, 1905b, p. 14. 
Lectotype, male . — Pecos, New Mexico, June 26, M. Grab- 
ham. No. 11506. Lectoallotype, female. — Same, August 14, 
at light, Cockerell. 
