Leposternon cerradensis RIBEIRO, VAZ-SILVA & SANTOS JR, 2008
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Higher Taxa | Amphisbaenidae, Amphisbaenia, Lacertoidea, Sauria, Squamata (lizards) |
Subspecies | |
Common Names | Portuguese: Cobra-de-Duas-Cabeças-do-Cerrado |
Synonym | Leposternon cerradensis RIBEIRO, VAZ-SILVA & SANTOS JR 2008 Amphisbaena cerradensis — MOTT & VIEITES 2009 Leposternon cerradensis — RIBEIRO et al. 2018 Amphisbaena cerradensis — LINDKEN et al. 2024 |
Distribution | Brazil (SW Goiás) Type locality: Espora Hydroelectric Power Plant reservoir (18º39’48.4”S; 51º52’17.9”W), municipality of Aporé, SW Goiás state, Brazil. |
Reproduction | oviparous |
Types | Holotype: MZUSP 96347 |
Diagnosis | Diagnosis: Leposternon cerradensis is a medium-sized amphisbaenian (largest specimen snout-vent length 385 mm) diagnosed by the following combination of characters (measurements in mm): one or two pairs of precloacal pores, 299–341 dorsal postpectoral half-annuli, 302–349 ventral postpectoral half-annuli, 13–15 tail annuli, 118–121 precloacal vertebrae, 32–37 dorsal segments in midbody half-annulus, 30–36 ventral segments in midbody half-annulus, two supralabials, two infralabials, four series of large plates in dorsal head shields posterior to rostronasal, pectoral shields mostly diamond-shaped, head length 2.6–3.2% snoutvent length, rostronasal length 20.4–23.1% head length, azygous width 30.8–41.9% head width, azygous length 40.1–51.4% head length, frontal length with 23.7–38.2% head length, and prefrontal length 37.2– 44.4% head length. |
Comment | Abundance: Rare. This is one of the species called “lost” and “rediscovered” by Lindken et al. 2024. |
Etymology | The specific epithet “cerradensis” refers to the central Brazilian savannas ecoregion (in Central Brazil), where the new species was collected. |
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