IUCN threat status:

Critically Endangered (CR)

Comprehensive Description

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Hyla trux is a member of the Hyla taeniopus species group and is found in the cloud forests of the Sierra Madre del Sur, Guerrero, Mexico. The skin of the dorsum and the undersurfaces of arms, head and lower legs is smooth. Ventral skin of the body and thighs are granular. Head, body, limbs, and feet are dorsally pale brown with dark chocolate brown blotches of many different shapes found across many parts of the body. There are clusters of iridophores spread out unevenly over the body, head, and limbs. The iris is yellowish golden with black reticulations. The tympanum is a pale brown.The axillae and groin are pale blue. Vocal slits are absent, prevomerine teeth present. Fingers are one-half webbed, toes three-fourths webbed. Dorsally, the snout is long and slightly pointed with no rostral keel and is round when viewed from the side. The tympanum is small, distinct, and round with a strong supratympanic fold (which extends from posterior border of eye to above the insertion of the arm) covers the upper edge of the tympanum. Fingers are moderately long 1<4<2<3 and toes 1<2<5<3<4.


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