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Amphisbaena ignatiana VANZOLINI, 1991

IUCN Red List - Amphisbaena ignatiana - Data Deficient, DD
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Higher TaxaAmphisbaenidae, Amphisbaenia, Lacertoidea, Sauria, Squamata (lizards)
Subspecies 
Common NamesPortuguese: Cobra-de-Duas-Cabeças, Cobra-Cega 
SynonymAmphisbaena ignatiana VANZOLINI 1991
Amphisbaena ignatiana — GANS 2005: 15
Amphisbaena ignatiana — RIBEIRO et al. 2024 
DistributionBrazil (Bahia, Paraiba)

Type locality: Brazil; Bahia, Santo Indicio (11°06’S, 42°44’W).  
Reproductionoviparous 
TypesHolotype: MZUSP 72616. Paratypes: USNM 314916, AMNH Herpetology R-138938; Paratopotypes: MZUSP 72615, 72617–72619. 
DiagnosisDiagnosis: A small, slender, elongate species (snout to vent 188 mm; head width 2.1-3.1 mm). Preanal pores 6. Body annuli 255-263; tail annuli 32-36. Autotomy level on tail annulus 6, externally inapparent. No dorsal or ventral sulci. Lateral sulci, weakly marked, on the posterior 3/4-4/5 of the trunk. Segments around midbody 16 above and 20-22 below the lateral sulci. Dorsal segments of the trunk dark brown with light sutures, the pattern extending to the lateral sulci orup to five segments below, the general outline crenelated (Vanzolini 1991).


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CommentDistribution: the record from João Pessoa, Paraiba, is in the middle of a town, so that’s a bit dubious. 
EtymologyNamed after Latin Ignatius, a masculine proper name from Santo Inacio, locality in the state of Bahia, Brazil, + Latin –ana, of or pertaining to. (VANZOLINI 1991, Esteban Lavilla, pers. comm., April 2024) 
References
  • Gans, C. 2005. CHECKLIST AND BIBLIOGRAPHY OF THE AMPHISBAENIA OF THE WORLD. Bull. Am. Mus. Nat. Hist. 289: 1-130 - get paper here
  • Gonzalez R. C. et al. 2020. Lista dos Nomes Populares dos Répteis no Brasil – Primeira Versão. Herpetologia Brasileira 9 (2): 121 – 214 - get paper here
  • Lambertz, M. 2010. Kommentierte Liste der squamaten Reptilien des Sanddünengebietes am mittleren Rio São Francisco (Bahia, Brasilien) unter besonderer Berücksichtigung endemischer Faunenelemente. Ophidia 4 (2): 2-17 - get paper here
  • Matias, Gesika D. A., Gustavo H. C. Vieira and Tamí Mott. 2014. Geographic Distribution: Amphisbaena ignatiana. Herpetological Review 45 (2): 281-282 - get paper here
  • Ribeiro S, Santos Jr AP, Martins IG, Oliveira ECS, Graboski R, Barbosa Da Silveira T, Benício MHM, Vaz-Silva W 2024. A new four-pored Amphisbaena Linnaeus, 1758 (Amphisbaenia, Amphisbaenidae) from the north of Espinhaço Mountain Range, Brazil. ZooKeys 1213: 1-27 - get paper here
  • ROBERTO, IGOR JOVENTINO; LUCAS B. M. BRITO, & ROBSON W. ÁVILA 2014. A new six-pored Amphisbaena (Squamata: Amphisbaenidae) from the coastal zone of northeast Brazil. Zootaxa 3753 (2): 167–176 - get paper here
  • Rodrigues, M.T. 2003. Herpetofauna da Caatinga. In: I.R. Leal, M. Tabarelli & J.M.C. Silva (eds.). Ecologia e conservação da Caatinga, pp. 181-236. Editora Universitária, Universidade Federal de Pernambuco, Recife, Brasil.
  • Vanzolini, P.E. 2002. AN AID TO THE IDENTIFICATION OF THE SOUTH AMERICAN SPECIES OF AMPHISBAENA (SQUAMATA, AMPHISBAENIDAE). Pap. Avul. Zool., Sao Paulo 42(15):351-362 - get paper here
  • Vanzolini,P.E. 1991. Two new small species of Amphisbaena from the fossil dune field of the middle Rio São Francisco, State of Bahia, Brasil (Reptilia, Amphisbaenia). Pap. Avul. Univ. Sao Paulo. 37 (17): 259-276
 
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