Xenodon semicinctus (DUMÉRIL, BIBRON & DUMÉRIL, 1854)
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Higher Taxa | Colubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
Subspecies | |
Common Names | E: Ringed Hognose Snake |
Synonym | Heterodon semi-cinctus DUMÉRIL, BIBRON & DUMÉRIL 1854: 774 Heterodon pulcher JAN 1863 Lystrophis semicinctus — BOULENGER 1894 Lystrophis semicinctus weiseri MÜLLER 1928 Lystrophis semicinctus — MERTENS 1956 Lystrophis semicinctus — FREIBERG 1982 Lystrophis semicinctus — MEHRTENS 1987: 190 Lystrophis semicinctus — CEI 1993 Lystrophis semicinctus — GIRAUDO & SCROCCHI 2002 Lystrophis semicinctus — SCROCCHI et al. 2006: 109 Xenodon semicinctus — ZAHER et al. 2009 Lystrophis semicinctus — WALLACH et al. 2014: 406 |
Distribution | C/N Argentina (Buenos Aires, La Pampa, Rio Negro, Neuquén, Mendoza, San Luis, San Juan, La Rioja, Santa Fe, Entre Rios, Corrientes, Chaco, Córdoba, Santiago del Estero, Formosa, Tucumán, Salta, Catamarca, Jujuy, Chubut), S Bolivia Type locality: Buenos-Ayres et à Santa-Cruz. |
Reproduction | oviparous |
Types | Syntypes: MNHN-RA 0860, MNHN-RA 1209 and MNHN-RA 3634 (skin only) Holotype: ZSM 5/1928 (lost), female, subadult [weiseri] |
Diagnosis | |
Comment | Synonymy after CEI 1993 (but see entry for L. pulcher). Distribution: Not in Paraguay where it is represented by Xenodon pulcher (fide Cacciali et al. 2016). Records of this species from Brazil seem to represent X. matogrossensis (Scrocchi & Cruz 1993). |
Etymology | Named after Latin semi-, half, partly and Latin cinctus, surrounded, encircled. [“...Sur ce fond, on voit se détacher, d’une façon régulière, des demi-anneaux noirs... »]. (from Esteban Lavilla, pers. comm., May 2024) |
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