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Comprehensive Description

provided by Smithsonian Contributions to Zoology
Chimarra (Curgia) mycterophora

ADULT.—Length of forewing, and 6–10.5 mm. Color fuscous; body and appendages stramineous; forewing fuscous, with many scattered, paler hairs. Claws of male foreleg apparently unmodified.

Male Genitalia: Eighth sternum widened dorsad; tergum with long ventrolateral arms, darkened apicad and bearing dark points; with long, posteromesal lobe whose apex is hooked ventrad and bears ventrally a brush of short, fine hair, and bearing at midlength short, dorsolateral, setate lobes. Ninth sternum produced anteroventrally; with short, posteromesal keel; produced into a pair of long, dorsal extensions, mostly filling area between mesal and lateral processes of eighth tergum. Cercus elongate, slightly enlarged apicad. Tenth tergum short, tip entire, hood-like, angled dorsad, dorsal surface before sensillate lobe with a pair of small angles; in dorsal aspect narrowed for apical half, tip rounded; with many sensillae. Clasper short, quadrate, with small ventromesal tooth barely extending beyond tip in lateral and ventral aspects. Phallus tubular, inflated basally; internally with a small rod-and-ring assembly, a pair of slender, curved, black spines, and a second pair of short, dark spines.

MATERIAL.—Holotype, male: BOLIVIA, DPTO. LA PAZ, quebradas del Río Zongo, 1400 m, 24–30 Oct 1984, L.E. Peña G. NMNH Type.

Paratypes: Same data as holotype, 36, 40. Unduavi to Coroico, 2500 m, 19–25 Nov 1984, L.E. Peña G., 1. Coroico, 2200 m, 23–24 Nov 1984, L.E. Peña G., 28, 14. Yungas La Paz, Puente Muruata to Cusilloni, 1600 m, 26–28 Nov 1984, L.E. Peña G., 21, 14. DPTO. COCHABAMBA, Río Ronquito, road to Villa Tunare, Chapare, 1900 m, 10–11 Dec 1984, L.E. Peña G., 11, 15. Dpto. unknown, Alto Beni, 1600 m, 10–11 Jan 1976, L.E. Peña G., 1.

PERU, DPTO. CUSCO, Pcia. Paucartambo, river at Puente Union (13°04.2′S, 71°34.0′W), 1670 m, 21–23 Jun 1993, Blahnik and Pescador, 54, 29 (MHNJP, NMNH, UMSP). Puente San Pedro at km 152 (13°03.3′S, 71°32.8′W), 44 km NW Pilcopata, 1450 m, 2–3 Sep 1988, O. Flint and N. Adams, 8, 14; same, but 30–31 Aug 1989, N. Adams et al., 2, 2; same, but 24 Jun 1993, Blahnik and Pescador, 15, 7 (MHNJP, NMNH, UMSP). Paucartambo, Cosñipata Valley, 14 Nov 1951, F. Woytkowski, 1 (INHS).

ETYMOLOGY.—From the Greek mykter (“nose”) and phero (“bear”), in allusion to the process of the eighth tergum.
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bibliographic citation
Flint, Oliver S., Jr. 1998. "Studies of Neotropical Caddisflies, LIII: A Taxonomic Revision of the Subgenus Curgia of the Genus Chimarra (Trichoptera: Philopotamidae)." Smithsonian Contributions to Zoology. 1-131. https://doi.org/10.5479/si.00810282.594