Dryadosaura nordestina RODRIGUES, XAVIER FREIRE, MACHADO PELLEGRINO & SITES, 2005
Can you confirm these amateur observations of Dryadosaura nordestina?
|Higher Taxa||Gymnophthalmidae (Cercosaurinae s.l., Ecpleopodinae), Sauria, Gymnophthalmoidea, Squamata (lizards)|
|Synonym||Dryadosaura nordestina RODRIGUES, XAVIER FREIRE, MACHADO PELLEGRINO & SITES 2005|
|Distribution||Brazil (Paraiba, Bahia, Pernambuco)|
Type locality: João Pessoa (07°07’S, 34°52’W): state of Paraiba: Brazil
|Types||Holotype: MZUSP 60635, an adult male, collected by Miguel T. Rodrigues 6 September 1983.|
|Diagnosis||Diagnosis (of species): Microteiid characterized by an elongate body, five toes and fingers, and short stout limbs. Collar fold, ear opening, and eyelid present. Frontonasal single; prefrontals, parietals and interparietals present; frontoparietals absent. Two pairs of chin shields; three supraoculars. Dorsal scales in 23–25 regular transversal rows; anteriorly smooth, becoming progressively hexagonal and mucronate; keeled at rump level. Lateral scales similar to dorsals, smooth, rectangular, lat- erally imbricate. Ventral scales smooth, juxtaposed or slightly imbricate, rectangular, in 15–17 rows; 26–33 scales around midbody. Infradigital lamellae mostly divided 6–9 in finger IV, and 13–16 in toe IV. Preanal and femoral pores number four and six, respectively, in males; 2-4 preanal pores in females.|
|Comment||This specis and genus is most closely related to Anotosaura sp.|
Type species: Dryadosaura nordestina RODRIGUES et al. 2005 is the type species of the genus Dryadosaura RODRIGUES et al. 2005.
For diagnostic morphological characters distinguishing Marinussaurus, Amapasaurus, Anotosaura, Arthrosaura, Colobosauroides, Dryadosaura,Ecpleopus, Kaieteurosaurus, Leposoma, and Pantepuisaurus see Table 2 in PELOSO et al. 2011.
Definition of the genus Dryadosaura: Small gymnophthalmid with a robust and short head, elongate body and short, stout, pentadactyl limbs. Collar fold, ear opening and eyelid present. Frontonasal single; prefrontals, parietals and interparietals present; frontoparietals absent. Two pairs of chin shields and three supraoculars. Dorsal scales in transverse rows; anteriorly smooth, imbricate, rounded in the occipital region, becoming narrower, elongate and rectangular at the arm level; posterior to the arm, dorsal scales become progressively and irregularly mucronate, with lateral sides almost juxta- posed, keeled. Lateral scales of body about the same size as dorsals, smooth, rectangular, and laterally imbricate. Ventral scales smooth, juxtaposed or slightly imbricate, rectangular. Males with preanal and femoral pores; only preanal pores in females.
|Etymology||From the Greek Dryades, meaning ‘wood-land nymph’. This was the first name proposed (by Carl Philipp von Martius) for the biogeographical province of the Atlantic Forest. “Nordestina” referes to the type locality, the north-eastern part of Brazil.|