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. The caddisfly genus Oligotricha in Japan with the description of a new species (Trichoptera : Phryganeidae). Caddisflies; Oligotricha; Phryganeidae. , Z. AND P. CONTRIBUTIONS lA. Oligotricha spicata sp. nov. Fig. 1, Terminal abdominal segments of male; lA, lateral view; IB, caudal view. Fig. 2, Terminal abdominal segments of female, ventral view. Sapporo, Japan. All specimens were collected by Dr. Asahina and are either pinned or in paper envelopes. Paratypes: Shiga-Kogen, Honshu, Japan: 1 9 , June 8, 1955; 1 6 , June 17, 1955. Oze, Honshu, Japan: 1 9 , July 16, 1935; 2s S ,29 9 , July
. The caddisfly genus Oligotricha in Japan with the description of a new species (Trichoptera : Phryganeidae). Caddisflies; Oligotricha; Phryganeidae. , Z. AND P. CONTRIBUTIONS lA. Oligotricha spicata sp. nov. Fig. 1, Terminal abdominal segments of male; lA, lateral view; IB, caudal view. Fig. 2, Terminal abdominal segments of female, ventral view. Sapporo, Japan. All specimens were collected by Dr. Asahina and are either pinned or in paper envelopes. Paratypes: Shiga-Kogen, Honshu, Japan: 1 9 , June 8, 1955; 1 6 , June 17, 1955. Oze, Honshu, Japan: 1 9 , July 16, 1935; 2s S ,29 9 , July 17, 1937; 1 S , July 6, 1951; 1 9 , July 7, 1951; 2s S, July 9, 1951. The name spicata given to this species is in accord with the con- spicuous array of spike-like processes in the external genital structure of both male and female. Oligotricha fluvipes (Matsumura) new combination Neuronia fluvipes Matsumura, 1904, p. 172; PL XII, fig. 12; Holotvpe 9; Kyoto, Honshu, Japan; Hokkaido University Collection. Oligostomis hirayamae Matsumura, 1931, p. 1121, fig.; Holotype 9; Tokvo, Honshu, Japan; Hokkaido University Collection. NEW SYNONYMY. Neuronia (Oligostomis) fluvipes Tsuda, 1942, p. 306. ADULTS. Length of fore wing: male 15-18 mm.; female 18-21 mm. Fore wings with base colour very light brown, not the rich, golden brown of spicata; fore wings uniformly covered with darker brown reticulations, but usually not as dark as in spicata; the contrast. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Wiggins, Glenn B; Kuwayama, Satoru, 1897-; Royal Ontario Museum. Toronto : Royal Ontario Museum
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