. British journal of entomology and natural history. Natural history; Entomology. BR. J. ENT. NAT. HIST., 3: 1990. Fig. 1-6. Pottastia montium Edwards. 1. Frontal apotome. 2. Lateral view of thorax. 3. Abdominal armament; dorsal on left, ventral on right. 4. Detail of the armament of tergite IV. 5. Male anal segment; dorsal on left, ventral on right. 6. Female anal segment; dorsal on left, ventral on right. Scale line divisions on Figs 1, 2, 5 and 6, mm; on Fig. 3, mm; on Fig. 4, mm. River, 310 m, Larrau and Saison Rivers, 330 m and 220 m, 15; Asped River, 650m,
. British journal of entomology and natural history. Natural history; Entomology. BR. J. ENT. NAT. HIST., 3: 1990. Fig. 1-6. Pottastia montium Edwards. 1. Frontal apotome. 2. Lateral view of thorax. 3. Abdominal armament; dorsal on left, ventral on right. 4. Detail of the armament of tergite IV. 5. Male anal segment; dorsal on left, ventral on right. 6. Female anal segment; dorsal on left, ventral on right. Scale line divisions on Figs 1, 2, 5 and 6, mm; on Fig. 3, mm; on Fig. 4, mm. River, 310 m, Larrau and Saison Rivers, 330 m and 220 m, 15; Asped River, 650m, Wales: 3 $ pupal exuviae. Lake Bala, 160 m, ; 1 reared cT, River Wye, (leg. A. Brennan). Scotland: 6 cf, 3 $ pupal exuviae. River Don, Dyce, 30 m, ; River Tummel, Balanluig, 80 m, ; Carie Burn, Rannoch area, 270m, (leg. J. Foster & S. Hogg); River Tay, Kinclaven, 40 m, England: 1 cT, 3 $ pupal exuviae. River Duddon, Boothe Holme, 60 m, and Duddon Bridge, 5 m, (leg, Wilson). Acknowledgements We are indebted to Dr Cranston for details of Edwards' montium and to Professor Dr B. Serra-Tosio for confirming the 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 British Entomological and Natural History Society. [London] : British Entomological and Natural History Society
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