10 PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 125 
lateral rods, a domelike basal hood, and an internal complex at 
midlength. 
Larva AND PuPpA.—Unknown. 
MateEriAu.— Grenada, 2 miles west of Lake Grand Etang, 4-8 Aug. 1963, O.S. 
Flint, Jr., 40. 
Brotocy.—The specimens were taken at an ultraviolet light placed 
beside a small tumbling, mountain brook. 
Genus Chimarra Stephens 
Chimarra Stephens, 1829, p. 318. [Type-species: Phryganea marginata Linnaeus, 
1767, by monotypy.] 
This is a very large genus with species found on every region of the 
earth. One or more species have been found on all the Antillean islands. 
The larvae have been described many times. They live in silken 
tubes on the undersurface of rocks in fast water. 
Key to Species 
LARVAE 
Anterior margin of frontoclypeus with a central tooth. . . . . C. dominicana 
Frontoclypeus without a small central tooth... ..... . . C. antilliana 
PUPAE 
Mandibles with 2 separate subapical teeth. . .... .. . . €. dominicana 
Mandibles with 2 teeth arising from a common projection. . . . C. antilliana 
ADULTS 
1. Clasper of male with a long apicomesal projection; M in hindwing with only 
2) branches’. ie 6st se eg es Se we ee 2 CR omuncana 
Claspers without a long apicomesal projection; M with 3 branches. . . . 2 
2. Clasper considerably enlarged basally; female with an elongate internal, 
ventral sclerite. ... Z ~ . « « « (Co caribea 
Clasper barely broader basally; female without an elongate ventral sclerite. 
C. antilliana 
Chimarra dominicana, new species 
Figures 12-17 
This species is apparently related to C. puertoricensis Flint. It 
differs in the ornamentation of the eighth tergum, the presence of 
Figures 10-26.—Wormaldia planae Ross and King, male genitalia: 10, lateral; 11, dorsal. 
Chimarra dominicana, new species: 12, male genitalia, dorsal; 13, male genitalia, lateral; 
14, aedeagus, lateral; 15, pupal mandible, anterior; 16, apex of larval frontoclypeus and 
mandibles, dorsal; 17, female genitalia, lateral. C. caribea, new species: 18, clasper, 
posteroventral; 19, male genitalia, lateral; 20, aedeagus, lateral; 21, female genitalia 
lateral. C. antilliana, new species: 22, apex of larval frontoclypeus and mandibles, dorsal; 
23, pupal mandible anterior; 24, male genitalia, lateral; 25, clasper, posteroventral; 26, 
female genitalia, lateral. 
