Hyloscirtus phyllognathus (Medlin, 1941)

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 : 734-735

Hyloscirtus phyllognathus (Medlin, 1941)

Material examined. ECUADOR • 1 tailed juvenile; Napo Province, WWS, in vegetation along a stream; 00.6801°S, 077.6071°W; 1240 m a.s.l.; 17 July 2018; QCAZ 74807 .

Identification. This species is medium green with black and white dots dorsally and a yellowish venter. It has a yellow supralabial stripe and a distinctive tympanum.

Habitat. The single individual was found less than 1 m above ground along a stream. It was a metamorph that still had part of its tail.

Remarks. This species is listed as Vulnerable in the Red List of Ecuadorian amphibians ( Ron et al. 2019).

Osteocephalus taurinus (Steindachner, 1862) Material examined. ECUADOR • 1 adult; Napo Prov- ince, WWS; photo voucher AH881 .

Identification. This extremely large treefrog is brown dorsally with a cream venter. There are large finger disks, slight webbing between the fingers and a subarticular tu- bercle on the ventral surfaces of the fingers. The iris is greenish bronze with black reticulations. Males reach 76 mm SVL and females 94 mm SVL.