Dracaena paraguayensis AMARAL, 1950

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Higher Taxa	Teiidae, Tupinambinae, Gymnophthalmoidea, Sauria, Squamata (lizards)
Subspecies
Common Names	E: Paraguay Caiman Lizard Portuguese: Lagarto-Jacaré, Víbora-do-Pantanal
Synonym	Dracaena paraguayensis AMARAL 1950: 283 Dracaena paraguayensis — VANZOLINI & VALENCIA 1966: 11 Dracaena paraguayensis — PETERS et al. 1970: 111 Dracaena paraguayensis — DIRKSEN & DE LA RIVA 1999 Dracaena paraguayensis — HARVEY et al. 2012
Distribution	Paraguay, Brazil (Mato Grosso), Bolivia (Santa Cruz) Type locality: São Lourenço, Mato Grosso, Brazil.
Reproduction	oviparous
Types	Holotype: DZSJRP (?) Departamentode Zoologia, Faculdade de Filosofia, Univ. de Sao Paulo, Brazil, No. 696; collected in April, 1950. Paratypes: IB
Diagnosis	DIAGNOSIS (n=4). A large teiid, with tongue slightly widened but not emarginate posteriorly. Teeth acrodontoid: pre-maxillary 4, rather conical; lateral 5, very large, molar-like, with oval, flattened, crushing top, the ist and 5th smaller; mandibular 10 (anterior 4, conical, smaller; posterior 6, flat, increasing in size posteriorly). A double gular fold. Head large, subpyramidal; nostril pierced in the suture between 2 nasals, on the canthus rostralis; ear exposed; upper, head shields more like those in Crocodilurus lacertinus (Daudin) than in D. guianensis Daudin. (Amaral 1950) 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 2019 characters) are available for collaborators and contributors. Please contact us for details.
Comment
Etymology	Named after the type locality.
References	Amaral, A. do. 1950. Two new South American lizards. Copeia 1950 (4): 281—284. - get paper here Cacciali, Pier; Norman J. Scott, Aida Luz Aquino Ortíz, Lee A. Fitzgerald, and Paul Smith 2016. The Reptiles of Paraguay: Literature, Distribution, and an Annotated Taxonomic Checklist. SPECIAL PUBLICATION OF THE MUSEUM OF SOUTHWESTERN BIOLOGY, NUMBER 11: 1–373 - get paper here Dirksen, L. & De la Riva, I. 1999. The lizards and amphisbaenians of Bolivia (Reptilia, Squamata): checklist, localities, and bibliography. Graellsia 55: 199-215 - 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 Harvey, M. B. 1995. A preliminary list of the reptiles and amphibians of the El Refugio biological reserve. In: Forsyth, A. (ed.), A report on aspects of biodiversiy and conservation potential in El Refugio. Conservation International, Washington. Pp. 21-26. HARVEY, MICHAEL B.; GABRIEL N. UGUETO & RONALD L. GUTBERLET, Jr. 2012. Review of Teiid Morphology with a Revised Taxonomy and Phylogeny of the Teiidae (Lepidosauria: Squamata). Zootaxa 3459: 1–156 - get paper here Peters, James A. & Donoso-Barros, Roberto 1970. Catalogue of the Neotropical Squamata: Part II. Lizards and Amphisbaenians. Bull. US Natl. Mus. 297: 293 pp. - get paper here Scott, N.J.; P. Cacciali. 2011. Reptilia, Squamata, Teiidae, Dracaena paraguayensis Amaral, 1950: In Paraguay, Dracaena sí, Crocodilurus no. Check List 7 (1):52-52 - get paper here Vanzolini,P.E. & Valencia,J. 1966. The genus Dracaena, with a brief consideration of macroteiid relationships (Sauria, Teiidae). Arquivos de Zoologia 13 [1965]: 7-35 [1965]
External links	IUCN Red List Google images

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