. Bulletin of the British Ornithologists' Club. Figure 1. Dorsal view of males of Black-striped Sparrow Arremonops conirostris. Left two A. c. pastazae from Ecuador, right two A. c. conirostris from Venezuela (Niels Krabbe). Figure 2. Ventral view of Black-striped Sparrows Arremonops coiiiroslris. Furthest left and right A. c. pastazae, middle five, from left to right, two females and three males of A. c. conirostris (Niels Krabbe). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these ill
. Bulletin of the British Ornithologists' Club. Figure 1. Dorsal view of males of Black-striped Sparrow Arremonops conirostris. Left two A. c. pastazae from Ecuador, right two A. c. conirostris from Venezuela (Niels Krabbe). Figure 2. Ventral view of Black-striped Sparrows Arremonops coiiiroslris. Furthest left and right A. c. pastazae, middle five, from left to right, two females and three males of A. c. conirostris (Niels Krabbe). 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 Ornithologists' Club. London : British Ornithologists' Club
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