Gonatodes concinnatus

Sturaro, Marcelo José & Avila-Pires, Teresa C. S., 2011, Taxonomic revision of the geckos of the Gonatodes concinnatus complex (Squamata: Sphaerodactylidae), with description of two new species, Zootaxa 2869, pp. 1-36 : 30

Key to the species of Gonatodes concinnatus complex

1 Dark streaks on gular region and vermiculations on dorsal surface of head absent.................................. 2

- Dark streaks on gular region and vermiculations on dorsal surface of head present................................. 4

2 Back and limbs immaculate; maximum SVL <42 mm ........................................... Gonatodes ligiae

- Back and limbs vermiculated; maximum SVL> 47 mm ...................................................... 3

3 Dorsum with brown and beige small vermiculations; 2–3 lateral scales on the distal part of the digits; 96–123 scales around midbody; 44–55 ventral scales in a longitudinal row............................................ Gonatodes riveroi

- Dorsum with brown and beige large vermiculations; 3 (occasionally four or two) lateral scales on the distal part of the digits; 109–131 scales around midbody; 49–61 ventral scales in a longitudinal row..................... Gonatodes concinnatus

4 A white suprahumeral bar, bordered by black, from very short to almost reaching the middorsal region present in males and females (but thinner in the latter); in life, throat orange with orange-yellow oblique stripes.......... Gonatodes nascimentoi

- A white suprahumeral ocellus, bordered by black, present in males and females (although more conspicuous in males); throat vivid yellow with reddish-brown oblique stripes........................................... Gonatodes tapajonicus