| Higher Taxa | Colubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | E: Bock's Ground Snake |
| Synonym | Atractus bocki WERNER 1909: 228
Atractus canedii SCROCCHI & CEI 1991
Atractus bocki — HALLERMANN 1998
Atractus canedii — LEYNAUD & BUCHER 1999: 15
Atractus canedii — SCROCCHI et al. 2006: 75
Atractus canedii — PASSOS et al. 2007
Atractus bocki — WALLACH et al. 2014: 69 |
| Distribution | Bolivia (Cochabamba), to NE Argentina (Jujuy and Salta)
Type locality: Cochabamba, Departamento de Cochabamba, Bolivia.
canedii: NW Argentina (Jujuy and Salta); Type locality: Departamento Anta, between Anta and J. V. González, Salta, and San Salvador de Jujuy, Jujuy, Argentina.
|
| Reproduction | oviparous |
| Types | Holotype: ZMH
Holotype: FML 1082 [canedii] |
| Diagnosis | Diagnosis: Atractus bocki is distinguished from all congeners by the following combination of characters: (1) 17/17/17 smooth dorsal scale rows; (2) one or two postoculars; (3) moderate loreal; (4) temporal 1 + 1 or 1 + 2; (5) six or seven supralabials, third and fourth contacting orbit; (6) seven infralabials, first four contacting chinshields; (7) seven maxillary teeth; (8) three gular scale rows; (9) four preventrals; (10) 164– 169 ventrals in females, 161–167 in males; (11) 39–48 subcaudals in females, 45–51 in males; (12) dorsal ground color cream with black bands alternating on flanks, generally connected to opposite one at vertebral area; (13) venter predominantly black with anterior margins of each scale cream; (14) moderate body size, females reaching 341 mm SVL, males 299 mm SVL; (15) long tail in females (16.7–20.8% SVL), males (21.0–22.1% SVL); (16) hemipenis moderately bilobed [from Passos et al. 2009].
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 39 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Amaral 1929 [06317] (cited in PETERS & OREJAS-MIRANDA 1970) indicated that this was a synonym of A. modestus from Ecuador. See also PASSOS et al. (2007). |
| Etymology | named after C. Bock, the collector of the type. |
| References |
- Amaral, A. do 1930. Estudos sobre ophidios neotropicos XVII. Valor systematico de varias formas de ophidios neotropicos. Mem. Inst. Butantan 4: 1-68 [1929] - get paper here
- Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
- Cacciali, P.; Villalba, R. & Yanosky, A.A. 2007. A NEW SPECIES OF ATRACTUS (SERPENTES:COLUBRIDAE: DIPSADINAE) FROM THE ATLANTIC FOREST OF ALTO PARANÁ, PARAGUAY. South American J. Herp. 2 (2): 83-88 - get paper here
- Fernandes,R. 1995. Variation and taxonomy of Atractus reticulatus complex (Serpentes: Colubridae). Comun. Mus. Cienc. Tecnol. PUCRS, Sér. Zool. 8: 37-53
- Hallermann, J. 1998. Annotated catalogue of the type specimens of the herpetological collection in the Zoological Museum of the University of Hamburg. Mitt. hamb. zool. Mus. Inst 95: 197-223.
- Leynaud, Gerardo C. and Enrique H. Bucher 1999. La fauna de serpientes del Chaco Sudamericano: diversidad, distribución geografica y estado de conservación. Academia Nacional de Ciencias Miscelanea (98):1-46
- Passos, P., R. Fernandes and Borges-Nojosa, D.M. 2007. A New Species of Atractus (Serpentes: Dipsadinae) from a Relictual Forest in Northeastern Brazil. Copeia 2007 (4): 788–797 - get paper here
- Passos, P., R. Fernandes and N. Zanella 2005. A new species of Atractus (Serpentes: Colubridae) from Southern Brazil. Herpetologica 61 (2): 209-218 - get paper here
- Passos, Paulo, Diego F. Cisneros-Heredia and David Salazar-V. 2007. Rediscovery and redescription of the rare Andean snake, Atractus modestus. The Herpetological Journal 17 (1):1-6
- PASSOS, PAULO; RODRIGO AGUAYO AND GUSTAVO SCROCCHI 2009. Rediscovery of the Rare Atractus bocki, with Assessment of the Taxonomic Status of Atractus canedii (Serpentes: Colubridae: Dipsadinae). Journal of Herpetology 43 (4): 710–715 - get paper here
- Peñaranda-Barrios, E.M. & J.M. Castro (Eds.). 2017. Huacareta, un área de exploración entre el bosque Tucumano boliviano, Chaco serrano y Chaqueño al sur de Bolivia. Historia Natural y Guía Ilustrada de Flora y Fauna. Shell Bolivia Corporation, Sucursal Bolivia-GeoAmbiente Ltda., Departamentos de Tarija y Chuquisaca-Bolivia. 495 p
- Scrocchi G J. CEI J M. 1991. A new species of the genus Atractus from the northwestern Argentina (Serpentes, Colubridae). Boll. Mus. Reg. Sci. Nat. Torino 9 (1): 205-208.
- Scrocchi, G.J.; Moreta, J.C. & Kretzschmar, S. 2006. Serpientes del Noroeste Argento [Jujuy, Salta, Tucumán, Catamarca, La Rioja, Santiago del Estero]. Fundación Miguel Lillo, Tucumán, 178 pp.
- Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
- Werner,F. 1909. Über neue oder seltene Reptilien des Naturhistorischen Museums in Hamburg. Jahrb. Hamb. wiss. Anst. suppl. 2 (Mitt. Naturhist. Mus. Hamb. 1908) 26: 205-247 - get paper here
|
| External links |
|
