Caledoniscincus aquilonius SADLIER, BAUER & COLGAN, 1999

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Higher Taxa	Scincidae, Eugongylinae (Eugongylini), Scincoidea, Sauria, Squamata (lizards)
Subspecies
Common Names
Synonym	Caledoniscincus aquilonius SADLIER, BAUER & COLGAN 1999: 65 Caledoniscincus aquilonius — SMITH et al. 2007 Caledoniscincus aquilonius — SLAVENKO et al. 2025
Distribution	New Caledonia Type locality: Mt. Panié, New Caledonia (20°33’27”S, 164° 47’ 15” E.
Reproduction	oviparous (not imputed, fide Zimin et al. 2022)
Types	Holotype: AMS R144200, collected by R. Sadlier, 20.viii.1994
Diagnosis	Diagnosis: Caledoniscincus aquilonius can be distinguished from the other species of Caledoniscincus by the following combination of characters: (a) moderately small size (39-49 mm SVL); (b) tail (average) approximately 1.5 times longer than body; (c) midbody scales in 30-34 rows; (d) paravertebral scales in 54-58 rows; (e) postsacral vertebrae 40-44; (f) adult males with a broad pale laterodorsal margin and dorsal pattern of scattered light flecks; (g) lateral surface without a pale midlateral stripe; (h) rostral shield with a dark midrostral streak; (i) adult males with an orange flush to the ventral surface in life. (Sadlier et al. 1999) Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data. However, these details, e.g. detailed descriptions (about about 1.31 pages) are available for collaborators and contributors. Please contact us if you need any of this material.
Comment
Etymology	Named after the Latin “aquilonius”, meaning northern, alluding to the distribution of this species in the north of New Caledonia.
References	Bauer, A. M. & SADLIER, R. A. 2000. The herpetofauna of New Caledonia. Contributions to Herpetology, 17; Society for Study Amphibians and Reptiles, Ithaca, New York. DUVAL, Thomas; Stéphane ASTRONGATT & Mickaël SANCHEZ 2019. Inventaire herpétologique de la forêt de Povila (province Nord, Nouvelle-Calédonie), avec une comparaison des protocoles de détection. Bull. Soc. Herp. Fr. 171: 13-36 Sadlier, R.A., Bauer,A.M. & Colgan,D.J. 1999. The scincid lizard genus Caledoniscincus (Reptilia: Scincidae) from New Caledonia in the Southwest Pacific: a review of Caledoniscincus austrocaledonicus (Bavay) and description of six new species from Province Nord. Rec. Austral. Mus. 51 (1): 57-82 - get paper here Slavenko, Alex; Allex Allison, Christopher Austin, Aaron Bauer, Rafe Brown, Robert Fisher, Ivan Ineich, Bulisa Iova, Benjamin Karin, Fred Kraus, Mark O’Shea, Sven Mecke, Shai Meiri, Clare Morrison, Paul Oliver, Jonathan Richmond, Glenn Shea, Oliver T 2022. Skinks of Oceania, New Guinea, and Eastern Wallacea: an underexplored biodiversity hotspot. Pacific Conservation Biology 29 (6): 526-543 - get paper here Smith, Sarah A.; Ross A. Sadlier, Aaron M. Bauer, Christopher C. Austin and Todd Jackman 2007. Molecular phylogeny of the scincid lizards of New Caledonia and adjacent areas: Evidence for a single origin of the endemic skinks of Tasmantis. Molecular Phylogenetics and Evolution 43 (3): 1151-1166 - get paper here Zimin, A., Zimin, S. V., Shine, R., Avila, L., Bauer, A., Böhm, M., Brown, R., Barki, G., de Oliveira Caetano, G. H., Castro Herrera, F., Chapple, D. G., Chirio, L., Colli, G. R., Doan, T. M., Glaw, F., Grismer, L. L., Itescu, Y., Kraus, F., LeBreton 2022. A global analysis of viviparity in squamates highlights its prevalence in cold climates. Global Ecology and Biogeography, 00, 1–16 - get paper here
External links	IUCN Red List National Center for Biotechnology Information Google images

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