dcsimg

Comprehensive Description

provided by Smithsonian Contributions to Zoology
Leptonema menkei

MALE.—Color pale greenish; forewing greenish, nygmata with tufts of fuscous hair. Length of forewing, 17–20 mm.

Malar space moderately broad, about height of eye. Parafacial and postocular areas about as wide as malar; postocular with a row of 5–6 stout setae. Maxillary palpi with fifth segment slightly less than half length of basal 4 segments combined. Processes of fifth sternum narrow, free end raised above surface of sternum (as in lojaense).

Genitalia: Tenth tergum with wart a developed as a series of setae on protuberant bases; wart b elongate, subapical; lateral lobe produced as a rounded lobe apicodorsally, with a basoventral pocket. Clasper with apical lobe short, with a pad of mesal, short, stout setae, about as long as basal segment; base of clasper unmodified. Phallus with base slightly angled to axis of stem, apex enlarged, especially posteroventrally; with posteromesal bifid lobe.

FEMALE.—Similar to male. Forewing 21 mm.

TYPES.—Holotype (male): VENEZUELA, Edo. Lara, Parque Nacional Yacambú, 6–8 Apr 1981, Menke and Hollenberg.

Paratypes: Same data, 1; same, but E1 Blanquito, 1350 m, 1–3 Aug 1976, Rosales and Joly, 1. Edo. Barinas, San Isidro, 14 km S La Soledad, 25 Sep 1975, R.E. Dietz, 1; same, but 31 May 1975, 1.

Holotype in USNM; paratypes in USNM and IZAM.
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cc-by-nc-sa-3.0
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