Pholidobolus, Peters

Venegas, Pablo J., Echevarría, Lourdes Y., Lobos, Simón E., Sales Nunes, Pedro M., Abstract. - Based, Omar Torres-Carvajal & The, Peru., 2016, A new species of Andean microteiid lizard (Gymnophthalmidae: Cercosaurinae: Pholidobolus) from Peru, with comments on P. vertebralis, Amphibian & Reptile Conservation (e 121) 10 (1), pp. 21-33 : 29

Key to species of Pholidobolus

1a. Loreal scale usually present and frequently in contact with supralabials; dorsals striated; conspicuous light vertebral stripe absent…………..…………..…………..………………………………..…………..…………..………….. 2

1b. Loreal scale present, not in contact with supralabials; dorsals keeled; conspicuous light vertebral stripe present…… 5

2a. Prefrontal scales present…………………………………………………………………………………………… 3

2b. Prefrontal scales absent…………………………………………………………………………………………… 4

3a. Ocelli on flanks present, supraoculars three……………………………………………………………… P. affinis

3b. Ocelli on flanks absent, supraoculars two…………………………………………………………… P. prefrontalis

4a. Sexual dimorphism strong, with males having distinctly broader heads and colorful flanks (red stripes and white flecks)……………………………………………………………………………………………………. P. macbrydei *

4b. Sexual dimorphism not very marked, with males having slightly broader heads and inconspicuously colored flanks (different tones of brown stripes)…………………………………………………………………………… P. montium

5a. Prefrontal scales absent…………………………………………………………………………………………… 6

5b. Prefrontal scales present…………………………………………………………………………………………… 7

6a. Diagonal white bar along rictal region, extending from the posteriormost infralabial to the proximal pregular… ………………………………………………………………………………………………………………… P. ulisesi

6b. Diagonal white bar in the rictal region absent………………………………………………………………… P. sp.

7a. Vertebral stripe bifurcates anteriorly at midbody…………………………………………………………. P. dicrus

7b. Vertebral stripe straight, not bifurcated………………..…………………………………………………………… 8

8a. Diagonal white bar in the rictal region, extending from the proximal pregular to the forelimb……….. P. hillisi

8b. Diagonal white bar in the rictal region absent…………………………………………………….... P. vertebralis

*We observed some specimens of Pholidobolus macbrydei with small loreal scales, not contacting supralabials, as well as specimens lacking a loreal scale.