Riama columbiana (ANDERSSON, 1914)
Can you confirm these amateur observations of Riama columbiana?
Riama columbiana
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| Higher Taxa | Gymnophthalmidae (Cercosaurinae), Sauria, Gymnophthalmoidea, Squamata (lizards) |
| Subspecies | |
| Common Names | E: Colombian Lightbulb Lizard |
| Synonym | Proctoporus columbianus ANDERSSON 1914 Proctoporus columbianus — PETERS & DONOSO-BARROS 1970: 239 Proctoporus columbianus — PRESCH 1978 Proctoporus columbianus — DOAN & SCHARGEL 2003 Riama columbiana — DOAN & CASTOE 2005 Riama columbiana — DUARTE-MARIN et al. 2018 |
| Distribution | Colombia (Valle del Cauca, Caldas, Risaralda, Quindío, probably Antioquia; western slopes of Cordillera Central, elevation 2100-2640 m); elevation 2300–3000 m Type locality: “Colombia”, probably in Municipio de Sonsón, Departamento de Antioquia according to SANCHEZ-PANCHECO 2010. |
| Reproduction | oviparous |
| Types | Lectotype: NRM (NHRM) 1631, an adult male collected approximately 1825-1832 by Pedro Nisser. |
| Diagnosis | Diagnosis: Riama columbiana possesses the following characteristics: (1) frontonasal distinctly longer to distinctly shorter than frontal (in adults usually shorter than frontal); (2) prefrontal scales absent; (3) nasoloreal suture usually complete (= loreal pres- ent), rarely incomplete; (4) supraoculars four, 2, 2+3, 2+4, or 2+3+4 in contact with ciliaries (one specimen has only the fourth in contact with ciliaries on the right side); (5) superciliary series incomplete (1, 2, 4, 1+1, 1+2, 2+1, 2+2, 3+1 or 3+2); (6) supralabial-subocular fusion absent; (7) postoculars usually three, rarely two; (8) postparietals 2-4, usually three; (9) supratympanic temporals three; (10) genials two or three, usually three; (11) dorsal scales rectangular, juxtaposed, with a low, rounded keel (smooth on the neck); (12) longitudinal dorsal scale rows in males 25-32, in females 23-33; (13) transverse dorsal scale rows in males 42-46, in females 41-49; (14) ventral scales smooth, in 22-23 transverse scale rows; (15) lat- eral scale rows 3-5, usually three; (16) femoral pores per hind limb in males 10 (the lectotype has nine on the left hind limb), in females 0-2, usually zero; scales between femoral pores in males 5-6, in females 4-6; (17) subdigital scales on Toe I 4-6; (18) limbs not overlapping when adpressed against body in adults; (19) anterior cloacal plate scales two and posterior five; (20) dorsum brown; dorsolateral stripes absent; lateral ocelli present in males, usually absent in fe- males; ventral scales with dark, centrally positioned, linearly arranged spots. Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 2538 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Distribution: Not listed for Ecuador by TORRES-CARVAJAL 2001. Peters (1967) and Peters & Donoso-Barros (1970) mistakenly reported R. columbiana in Ecuador, due to a misunderstanding on Uzzell's (1958). |
| Etymology | Named after its occurrence in Colombia. |
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