Arthroleptis xenochirus Boulenger, 1905

Plain Squeaker (Fig. 2; Map 2)

Material (8 specimens): PEM A12505–7, river crossing before Samboano Village, -12.30700° 18.62350°, 1,398 m asl ; PEM A12910–1, Muhango village, -12.16067° 18.55042°, 1,430 m asl ; PEM A14696–7, Lungwebungu River camp, -12.58439° 18.66748°, 1,297 m asl ; PEM A14777, Quembo River bridge camp, -13.52746° 19.2806°, 1,241 m asl . Additional material: P2-272 (photograph and tissue sample), wetland near old quarry east of Quemba, -12.16960° 18.22965°, 1,353 m asl . Description: A small species of Arthroleptis; slender body; pointed snout; small tympanum, not always clearly visible; well-developed inner metatarsal tubercle; no webbing; slightly dilated toe tips. Dorsal color varies from beige to brown, with some red infusion; dark facial mask from snout to eye, continuing to just above arm; white markings on grey colored jawline; all specimens have a darkened hour-glass pattern on the back; ventrum immaculate. Breeding males with dark throats; elongated 3 rd finger, with no spines. Single adult female measured 20.9 mm (PEM A14777); adult males (n = 4) varied from 19.5–23.6 (21.5) mm (largest male: PEM A14697). Habitat and natural history notes: All specimens were collected in miombo woodland. Males were heard calling in October / November. Gravid female collected in November, while only juveniles and subadults were collected in February / March. Comments: Known from central and northern Angola (Marques et al. 2018). The record from lower Quembo River represents the southernmost record for the species, and the first record associated with the Okavango River basin .