Cnemidophorus senectus UGUETO, HARVEY & RIVAS, 2010
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Cnemidophorus senectus
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| Higher Taxa | Teiidae, Teiinae, Gymnophthalmoidea, Sauria, Squamata (lizards) |
| Subspecies | |
| Common Names | |
| Synonym | Cnemidophorus senectus UGUETO, HARVEY & RIVAS 2010 Cnemidophorus lemniscatus — MEEK 1910: 417. Cnemidophorus nigricolor (in part) — MEEK 1910: 417 Cnemidophorus lemniscatus lemniscatus — HUMMELINCK 1940: 83 Cnemidophorus lemniscatus lemniscatus — MARCUZZI 1950: 247 Cnemidophorus lemniscatus lemniscatus — MARCUZZI 1954: 28 Cnemidophorus lemniscatus lemniscatus — ROZE 1964: 238 Cnemidophorus senectus — HARVEY et al. 2012 |
| Distribution | Venezuela Type locality: Porlamar (10° 57’ 20’’ N, 63° 51’ 7’’ W), Isla de Margarita, Estado Nueva Esparta, Venezuela. |
| Reproduction | oviparous (manual imputation, fide Zimin et al. 2022) |
| Types | Holotype: MBUCV 327, adult male, collected March 1948 by Luis Duque. |
| Diagnosis | Diagnosis: A species of the Cnemidophorus lemniscatus species complex distinguished from all congeners by the following combination of characters: (1) maximum SVL in males 81 mm; (2) nostril usually slightly anterior to nasal suture; (3) frontonasal subrhomboidal hexagonal or octagonal, sutures with nasals semicircular or in an obtuse angle; (4) first supraciliary usually in contact with prefrontal; (5) 8–14 (total of both sides) scales of circumorbital semicircles extending to posterior or middle of third supraocular; (6) 31–57 (total of both sides) scales, usually in a single row between supraoculars and supraciliaries; (7) 9–13 enlarged mesoptychials; (8) 29–33 ventrals; (9) bisexual (gonochoristic; both sexes exist); (10) enlarged scales on upper arm extending almost to shoulder; (11) males with one anal spur on each side of body (usually narrow and elongated, extending close to the body); (12) 1–3 (usually 2) small scales between anal spurs and preanal shield; (13) vertebral stripe single, 10–20 scales between paravertebral light stripes; (14) adult males in preservative with 15–22 pale spots on flanks between axilla and inguinal region; (15) females without flank spots but a continuous lower lateral light stripe; (16) adult males in life with pale grayish head and arms and green body; (17) juveniles with eight or nine light stripes, never broken. |
| Comment | Group: member of the lemniscatus group, see C. lemniscatus for details. |
| Etymology | The specific epithet, senectus, is a Latin adjective meaning ‘‘old age’’ or ‘‘gray hairs.’’ It alludes to the characteristic pale grayish coloration of the head exhibited by adult males of this species. |
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