Comprehensive Description
provided by Smithsonian Contributions to Zoology
Leptonema chocoense
MALE.—Color greyish brown; forewing brown with transverse, darker, irrorations, hindwing infuscate, especially apicad. Length of forewing, 11 mm.
Malar space broad, almost height of eye, bare. Parafacial area almost as broad as malar; postocular as broad as parafacial, with numerous short setae, and a single enlarged seta. Maxillary palpus with fifth segment less than half as long as basal four combined. Foretibia with only a single apical spur. Process of fifth sternum small, ovoid, clearly attached to the anterior margin.
Genitalia: Tenth tergum with wart a very large, occupying most of the dorsal half of the tergum, bearing many spinous setae; wart c large, protuberant; lateral lobe with apicoventral margin produced into a lobe bearing short, reflexed spines. Clasper with apical segment about as long as basal, with a small group of spinous setae on apex. Phallus with base at right angles to stem, very broad; apex with distinct lateral lobe and a thin, dorsal flap triangular in dorsal outline, beneath which apex is squarely truncate.
FEMALE.—Unknown.
TYPE.—Holotype (male): COLOMBIA, Dpto. Choco, km 130, 86 Km E Quibdo, 17 Feb 1983, O.S. Flint, Jr. Holotype in USNM.
- bibliographic citation
- Flint, Oliver S., Jr., McAlpine, J. F., and Ross, H. H. 1987. "A Revision of the Genus Leptonema Guérin (Trichoptera: Hydropsychidae: Macronematinae)." Smithsonian Contributions to Zoology. 1-193. https://doi.org/10.5479/si.00810282.450