Description
provided by Zookeys
Male. Length of forewing 2.4 mm (n=1). Head missing. Thorax brown with light brown setae dorsally, brown ventrally; leg segments with brown setae. Forewings covered with fine light yellow setae, inner edge with longitudinal stripe of brown setae. Genitalia. Abdominal sternum VII with elongate, rugose mesoventral process. Sternum VIII in ventral view with posterior margin concave. Segment IX anterolateral margin slightly produced ventrolaterally, posterolateral margin irregular; in dorsal view anterior margin shallowly concave, posterior margin concave. Tergum × with dorsal sclerite slender; ventral sclerite with rounded projection on posterior margin; membranous apex not well developed. Subgenital plate with dorsal arm broadest basally, tapering apically; ventral arm slender, digitate, in ventral view sublanceolate. Inferior appendage dorsomesally “humped,” apex truncate, bearing single dorsal spine; in ventral view inner and outer margins crenulate. Phallus apex bearing multiple obscured internal structures; small pair of pointed, curved, mesal sclerites; pair of mildly sinuate, subapicolateral sclerites; pair of apicodorsal membranous lobes.
Holotype male: VENEZUELA: Aragua: 1 km E Estacíon Biológica Rancho Grande, 10.352°N67.680°W, el. 1100 m, 27.i.1994, Holzenthal, Cressa, and Rincón, 1 male (UMSP000201690) (UMSP).
- license
- cc-by-3.0
- copyright
- Robin E. Thomson, Ralph W. Holzenthal
- bibliographic citation
- Thomson R, Holzenthal R (2015) A revision of the Neotropical caddisfly genus Leucotrichia Mosely, 1934 (Hydroptilidae, Leucotrichiinae) ZooKeys (499): 1–100
- author
- Robin E. Thomson
- author
- Ralph W. Holzenthal