| References | 
            Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA  - get paper hereBoulenger, G.A. 1896. Catalogue of the snakes in the British Museum, Vol. 3. London (Taylor & Francis), xiv + 727 pp.  - get paper hereClaessen, H. 2003. Slangen van de Guyana’s. Deel V. Lacerta 61 (4): 123-133  - get paper hereCole, Charles J.; Carol R. Townsend, Robert P. Reynolds, Ross D. MacCulloch, and Amy Lathrop 2013. Amphibians and reptiles of Guyana, South America: illustrated keys, annotated species accounts, and a biogeographic synopsis. Proceedings of the Biological Society of Washington 125  (4): 317-578; plates: 580-620  - get paper hereFischer, J. G. 1885. Ichthyologische und herpetologische Bemerkungen. V. Herpetologische Bemerkungen. Jahrb. Hamburg. Wiss. Anst. 2: 82-121  - get paper hereGünther,A. 1872. Seventh account of new species of snakes in the collection of the British Museum. Ann. Mag. Nat. Hist. (4) 9: 13-37  - get paper hereHarrington, Sean M; Jordyn M de Haan, Lindsey Shapiro, Sara Ruane 2018. Habits and characteristics of arboreal snakes worldwide: arboreality constrains body size but does not affect lineage diversification. Biological Journal of the Linnean Society 125 (1): 61–71  - get paper hereHarvey, Michael B. 2008. New and Poorly Known Dipsas (Serpentes: Colubridae) from Northern South America. Herpetologica 64 (4): 422-451  - get paper hereHarvey, Michael B. and Dirk Embert 2008. Review of Bolivian Dipsas (Serpentes: Colubridae), with Comments on Other South American Species. Herpetological Monographs 22 (1): 54-105  - get paper hereHarvey, Michael B.; Gilson Rivas Fuenmayor, José Rances Caicedo-Portilla, and José Vicente Rueda-Almonacid 2009. Systematics of the Enigmatic Dipsadine Snake Tropidodipsas perijanensis Alemán (Serpentes: Colubridae) and Review of Morphological Characters of Dipsadini. Herpetological Monographs 22 (1): 106-132  - get paper hereJan, G. 1863. Elenco Sistematico degli Ofidi descriti e disegnati per l'Iconografia Generale. Milano, A. Lombardi. vii + 143 pp.  - get paper hereKornacker,P.M. 1999. Checklist and key to the snakes of Venezuela. PaKo-Verlag, Rheinbach, Germany, 270 pp. Lancini,A.R. & Kornacker,P.M. 1989. Die Schlangen von Venezuela. Armitano Editores C.A., Caracas, 1-381 Morato de Carvalho, C. et al. 2021. VERTEBRADOS TERRESTRES DE RORAIMA BIOLOGIA GERAL E EXPERIMENTAL 20/21 (1):  - get paper hereNatera-Mumaw, Marco; Luis Felipe Esqueda-González & Manuel Castelaín-Fernández 2015. Atlas Serpientes de Venezuela. Santiago de Chile, Dimacofi Negocios Avanzados S.A., 456 pp.  - get paper hereNogueira, Cristiano C.; Antonio J.S. Argôlo, Vanesa Arzamendia, Josué A. Azevedo, Fausto E. Barbo, Renato S. Bérnils, Bruna E. Bolochio, Marcio Borges-Martins, Marcela Brasil-Godinho, Henrique Braz, Marcus A. Buononato, Diego F. Cisneros-Heredia, 2019. Atlas of Brazilian snakes: verified point-locality maps to mitigate the Wallacean shortfall in a megadiverse snake fauna. South American J. Herp. 14 (Special Issue 1):1-274  - get paper hereOsborn, H. F. 1929. Biographical memoir of Edward Drinker Cope 1840-1897. National Academy of Sciences 13: 127-317 (1930?) Parker, H. W. 1935. The frogs, lizards, and snakes of British Guiana. Proc. Zool. Soc. London 1935: 505-530  - get paper herePassos, P., D. S. Fernandes and U. Caramaschi 2004. The taxonomic status of Leptognathus incertus Jan, 1863, with revalidation of Dipsas alternans (Fischer, 1885) (Colubridae: Dipsadinae). Amphibia-Reptilia 25 (4): 381-393  - get paper herePeters , J. A. 1960. The snakes of the subfamily Dipsadinae. Misc. Publ. Mus. Zool., Univ. Michigan (114): 224 pp.  - get paper hereRIVAS, GILSON A.; CÉSAR R. MOLINA, GABRIEL N. UGUETO, TITO R. BARROS, CÉSAR L. BAR- RIO-AMORÓS & PHILIPPE J. R. KOK 2012. Reptiles of Venezuela: an updated and commented checklist. Zootaxa 3211: 1–64  - get paper hereStarace, Fausto 1997. Contribution to the study of the snakes of French Guyana II. The presence of Dipsas copei (Gunther, 1872) in French Guyana. Litteratura Serpentium 17 (5): 97-101, 18 (4): 104  (erratum) Starace, Fausto 1998. Guide des Serpents et Amphisbènes de Guyane. IBIS Rouge Editions, Guadeloupe, Guyane, 450 pp. Starace, Fausto 2013. Guide des Serpents et Amphisbènes de Guyane. Ibis Rouge Editions, Matoury, Guyane, ISBN 978-2-84450-407-4  - get paper hereVetter, H. 2003. Edward Drinker Cope (1840-1897). Sekretär 3 (2): 21-30  - get paper hereVidal, Nicolas; de Massary, Jean-Christophe; Marty, Christian 1998. Nouvelles especes de serpents pour la Guyane francaise. Revue Française d'Aquariologie Herpétologie 25 (3-4): 131-134  - get paper hereWallach, 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. 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 |