Niceforonia nigrovittata (Andersson, 1945)

Camper, Jeffrey D., Torres-Carvajal, Omar, Ron, Santiago R., Nilsson, Jonas, Arteaga, Alejandro, Knowles, Travis W. & Arbogast, Brian S., 2021, Amphibians and reptiles of Wildsumaco Wildlife Sanctuary, Napo Province, Ecuador, Check List 17 (3), pp. 729-751 : 736

Niceforonia nigrovittata (Andersson, 1945)

Material examined. ECUADOR • 1 adult; Napo Prov- ince, WWS; Puffbird Trail; 00.6876°S, 077.6014°W; 1412 m a.s.l.; 17 March 2017; QCAZ 66729 • 1 adult; Napo Province, WWS; 8 July 2018; QCAZ 74809 • 1 adult; Napo Province, WWS, F.A.C.E. Trail; 7 Aug. 2019; QCAZ 76437 .

Identification. This small, brownish frog has black in- guinal spots, a smooth cream venter, thin digital discs, and a sloping snout. The inner metatarsal tubercle is twice the size of the outer metatarsal tubercle. Toe III is the same length as finger V. Males have a fleshy upper lip and snout tip. Males reach 24.6 mm SVL, and females at- tain a maximum size of 30.5 mm SVL ( Ron et al. 2019).

Habitat. This small terrestrial frog was found in both primary and secondary forest at WWS.

Remarks. This species was found as high as 1500 m a.s.l. at WWS, which extends the elevational range about 600 m a.s.l. higher ( Ron et al. 2019).

Pristimantis altamazonicus (Barbour & Dunn, 1921) Material examined. ECUADOR • 1 adult; Napo Prov- ince, WWS, Streamcreeper Trail ; 00.6779°S, 077.6030°W; 1440 m a.s.l.; 12 July 2010; QCAZ 48901 • 1 juvenile; Napo Province, WWS, Antpitta Trail ; 6 July 2013; QCAZ 56895 • 1 adult; Napo Province, WWS; 00.6798°S, 077.6007°W; 30 July 2016; QCAZ 63555 • 1 adult; Napo Province, WWS, along a small stream; 00.6801°S, 077.6071°W; 1240 m; 9 Aug. 2019; QCAZ 76443 .

Identification. This small, brown frog has a red to or- ange groin with black spots, a tubercle on the upper

eyelid, a visible tympanum, and a venter that is cream, light gray, or pale red. Males reach 19.8 mm SVL, and fe- males 30 mm SVL ( Ron et al. 2019).

Habitat. This small terrestrial species was found in only secondary forest.

Pristimantis altamnis Elmer & Cannatella, 2008 Material examined. ECUADOR • 1 adult; Napo Prov- ince, WWS, Piha Trail; 00.6897°S, 077.5979°W; 1312 m a.s.l.; 30 July 2010; QCAZ 48942 • 1 adult; Napo Prov- ince, WWS, F.A.C.E. Trail; 22 July 2016; QCAZ 64302 • 1 adult; Napo Province, WWS, Wildsumaco Lodge; 00.6756°S, 077.6012°W; 1504 m a.s.l; 22 July 2016; QCAZ 64300 .

Identification. This small, brown frog has a cream ven- ter with brown reticulations, W-shaped dermal ridges in the scapular region, low eyelid tubercles, and subconical heel tubercles. Males reach a maximum SVL of 19.9 mm and females 27.6 mm ( Ron et al. 2019).

Habitat. Pristimantis altamnis was found both primary and secondary forest. One specimen was collected near the WWS lodge in disturbed habitat.

Remarks. The Red List of Ecuadorian amphibians lists this species as Vulnerable ( Ron et al. 2019). It has been recorded at about 1500 m a.s.l. at WWS, which increases its altitudinal occurrence by about 500 m.

Pristimantis bicantus Guayasamin & Funk, 2009 Material examined. ECUADOR • 1 adult; Napo Prov- ince, WWS, Waterfall Trail ; 00.6847°S, 077.6002°W; 3 April 2014; QCAZ 57304 .

Identification. This small, brown frog lacks dermal ridges and folds as well as heel tubercles. The finger discs are only slightly expanded, the snout is rounded, and dentigerous processes of the vomer bone are present. Red pigment is usually present in the groin region. Males reach 14.2 mm SVL and females 21.7 mm SVL ( Ron et al. 2019).

Habitat. The single specimen found in this study was collected in secondary forest.