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Extreme Miniaturization of a New Amniote Vertebrate and Insights Into the Evolution of Genital Size in Chameleons
www.nature.com/scientificreports OPEN Extreme miniaturization of a new amniote vertebrate and insights into the evolution of genital size in chameleons Frank Glaw1*, Jörn Köhler2, Oliver Hawlitschek3, Fanomezana M. Ratsoavina4, Andolalao Rakotoarison4, Mark D. Scherz5 & Miguel Vences6 Evolutionary reduction of adult body size (miniaturization) has profound consequences for organismal biology and is an important subject of evolutionary research. Based on two individuals we describe a new, extremely miniaturized chameleon, which may be the world’s smallest reptile species. The male holotype of Brookesia nana sp. nov. has a snout–vent length of 13.5 mm (total length 21.6 mm) and has large, apparently fully developed hemipenes, making it apparently the smallest mature male amniote ever recorded. The female paratype measures 19.2 mm snout–vent length (total length 28.9 mm) and a micro-CT scan revealed developing eggs in the body cavity, likewise indicating sexual maturity. The new chameleon is only known from a degraded montane rainforest in northern Madagascar and might be threatened by extinction. Molecular phylogenetic analyses place it as sister to B. karchei, the largest species in the clade of miniaturized Brookesia species, for which we resurrect Evoluticauda Angel, 1942 as subgenus name. The genetic divergence of B. nana sp. nov. is rather strong (9.9‒14.9% to all other Evoluticauda species in the 16S rRNA gene). A comparative study of genital length in Malagasy chameleons revealed a tendency for the smallest chameleons to have the relatively largest hemipenes, which might be a consequence of a reversed sexual size dimorphism with males substantially smaller than females in the smallest species. -
A Revision of the Chameleon Species Chamaeleo Pfeili Schleich
A revision of the chameleon species Chamaeleo pfeili Schleich (Squamata; Chamaeleonidae) with description of a new material of chamaeleonids from the Miocene deposits of southern Germany ANDREJ ÈERÒANSKÝ A revision of Chamaeleo pfeili Schleich is presented. The comparisons of the holotypic incomplete right maxilla with those of new specimens described here from the locality Langenau (MN 4b) and of the Recent species of Chamaeleo, Furcifer and Calumma is carried out. It is shown that the type material of C. pfeili and the material described here lack autapomorphic features. Schleich based his new species on the weak radial striations on the apical parts of bigger teeth. However, this character is seen in many species of extant chameleons, e.g. Calumma globifer, Furcifer pardalis and C. chamaeleon. For this reason, the name C. pfeili is considered a nomen dubium. This paper provides detailed descrip- tions and taxonomy of unpublished material from Petersbuch 2 (MN 4a) and Wannenwaldtobel (MN 5/6) in Germany. The material is only fragmentary and includes jaw bits. The morphology of the Petersbuch 2 material is very similar to that of the chameleons described from the Czech Republic. • Key words: Chamaeleo pfeili, nomen dubium, morphology, Wannenwaldtobel, Petersbuch 2, Langenau, Neogene. ČERŇANSKÝ, A. 2011. A revision of the chameleon species Chamaeleo pfeili Schleich (Squamata; Chamaeleonidae) with description of a new material of chamaeleonids from the Miocene deposits of southern Germany. Bulletin of Geosciences 86(2), 275–282 (6 figures). Czech Geological Survey, Prague. ISSN 1214-1119. Manuscript received Feb- ruary 11, 2011; accepted in revised form March 21, 2011; published online April 20, 2011; issued June 20, 2011. -
A Tarzan Yell for Conservation: a New Chameleon, Calumma Tarzan Sp
SALAMANDRA 46(3) 167–179 20 AugustCalumma 2010 tarzanISSN sp. 0036–3375 n. from Madagascar A Tarzan yell for conservation: a new chameleon, Calumma tarzan sp. n., proposed as a flagship species for the creation of new nature reserves in Madagascar Philip-Sebastian Gehring1, Maciej Pabijan1,6, Fanomezana M. Ratsoavina1,4,5, Jörn Köhler2, Miguel Vences1 & Frank Glaw3 1) Division of Evolutionary Biology, Zoological Institute, Technical University of Braunschweig, Spielmannstr. 8, 38106 Braunschweig, Germany 2) Department of Natural History – Zoology, Hessisches Landesmuseum Darmstadt, Friedensplatz 1, 64283 Darmstadt, Germany 3) Zoologische Staatssammlung München, Münchhausenstr. 21, 81247 München, Germany 4) Département de Biologie Animale, Université d’Antananarivo, BP 906. Antananarivo, 101, Madagascar. 5) Grewcock´s Center for Conservation Research, Omaha´s Henry Doorly Zoo, 3701 South 10th Street, Omaha, NE 68107-2200, U.S.A. 6) Department of Comparative Anatomy, Institute of Zoology, Jagiellonian University, ul. Ingardena 6, 30-060 Kraków, Poland Corresponding author: Philip-Sebastian Gehring, e-mail: [email protected] Manuscript received: 23 June 2010 Abstract. We describe Calumma tarzan sp. n., a morphologically distinct chameleon species of the Calumma furcifer spe- cies group from rainforest fragments in the Anosibe An’Ala region of central eastern Madagascar. Males and females of this species differ from all other species of theCalumma furcifer group by its rostral crests, which are fused anteriorly to form a spade-like ridge that slightly projects beyond the snout tip (less than 1 mm), by a unique stress colouration with a pattern of bright yellow and green, and by significant genetic divergence as assessed by an analysis of sequences of a fragment of the mitochondrial ND4 gene. -
Volume 2. Animals
AC20 Doc. 8.5 Annex (English only/Seulement en anglais/Únicamente en inglés) REVIEW OF SIGNIFICANT TRADE ANALYSIS OF TRADE TRENDS WITH NOTES ON THE CONSERVATION STATUS OF SELECTED SPECIES Volume 2. Animals Prepared for the CITES Animals Committee, CITES Secretariat by the United Nations Environment Programme World Conservation Monitoring Centre JANUARY 2004 AC20 Doc. 8.5 – p. 3 Prepared and produced by: UNEP World Conservation Monitoring Centre, Cambridge, UK UNEP WORLD CONSERVATION MONITORING CENTRE (UNEP-WCMC) www.unep-wcmc.org The UNEP World Conservation Monitoring Centre is the biodiversity assessment and policy implementation arm of the United Nations Environment Programme, the world’s foremost intergovernmental environmental organisation. UNEP-WCMC aims to help decision-makers recognise the value of biodiversity to people everywhere, and to apply this knowledge to all that they do. The Centre’s challenge is to transform complex data into policy-relevant information, to build tools and systems for analysis and integration, and to support the needs of nations and the international community as they engage in joint programmes of action. UNEP-WCMC provides objective, scientifically rigorous products and services that include ecosystem assessments, support for implementation of environmental agreements, regional and global biodiversity information, research on threats and impacts, and development of future scenarios for the living world. Prepared for: The CITES Secretariat, Geneva A contribution to UNEP - The United Nations Environment Programme Printed by: UNEP World Conservation Monitoring Centre 219 Huntingdon Road, Cambridge CB3 0DL, UK © Copyright: UNEP World Conservation Monitoring Centre/CITES Secretariat The contents of this report do not necessarily reflect the views or policies of UNEP or contributory organisations. -
'True Chameleon' from Madagascar: a New, Distinctly Colored
ZOBODAT - www.zobodat.at Zoologisch-Botanische Datenbank/Zoological-Botanical Database Digitale Literatur/Digital Literature Zeitschrift/Journal: Zoosystematics and Evolution Jahr/Year: 2018 Band/Volume: 94 Autor(en)/Author(s): Prötzel David, Lambert Shea M., Andrianasolo Ginah Tsiorisoa, Hutter Carl R., Cobb Kerry A., Scherz Mark D., Glaw Frank Artikel/Article: The smallest ‘true chameleon’ from Madagascar: a new, distinctly colored species of the Calumma boettgeri complex (Squamata, Chamaeleonidae) 409-423 Creative Commons Attribution 4.0 licence (CC-BY); original download https://pensoft.net/journals Zoosyst. Evol. 94 (2) 2018, 409–423 | DOI 10.3897/zse.94.27305 The smallest ‘true chameleon’ from Madagascar: a new, distinctly colored species of the Calumma boettgeri complex (Squamata, Chamaeleonidae) David Prötzel1, Shea M. Lambert2, Ginah Tsiorisoa Andrianasolo3, Carl R. Hutter4, Kerry A. Cobb5, Mark D. Scherz1,6, Frank Glaw1 1 Zoologische Staatssammlung München (ZSM-SNSB), Münchhausenstr. 21, 81247 München, Germany 2 Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, AZ 85721, USA 3 Mention Zoologie et Biodiversité Animale, Université d’Antananarivo, BP 906, Antananarivo 101, Madagascar 4 Biodiversity Institute and Department of Ecology and Evolutionary Biology, University of Kansas, Lawrence, KS 66045–7561, USA 5 Department of Biological Sciences, Auburn University, Auburn, AL 36849, USA 6 Zoologisches Institut, Technische Universität Braunschweig, Mendelssohnstr. 4, 38106 Braunschweig, Germany http://zoobank.org/2433A9DD-8AC1-4139-A639-E24053D5C33F Corresponding author: David Prötzel ([email protected]) Abstract Received 8 June 2018 On a recent expedition to eastern Madagascar, we discovered a distinct new species of the Accepted 10 August 2018 genus Calumma that we describe here using an integrative approach combining morphol- Published 19 October 2018 ogy, coloration, osteology and molecular genetics. -
Calumma Vohibola, a New Chameleon Species (Squamata: Chamaeleonidae) from the Littoral Forests of Eastern Madagascar Philip-Sebastian Gehring a , Fanomezana M
This article was downloaded by: [Sebastian Gehring] On: 26 October 2011, At: 23:51 Publisher: Taylor & Francis Informa Ltd Registered in England and Wales Registered Number: 1072954 Registered office: Mortimer House, 37-41 Mortimer Street, London W1T 3JH, UK African Journal of Herpetology Publication details, including instructions for authors and subscription information: http://www.tandfonline.com/loi/ther20 Calumma vohibola, a new chameleon species (Squamata: Chamaeleonidae) from the littoral forests of eastern Madagascar Philip-Sebastian Gehring a , Fanomezana M. Ratsoavina a b c , Miguel Vences a & Frank Glaw d a Division of Evolutionary Biology, Zoological Institute, Technical University of Braunschweig, Mendelssohnstr. 4, 38106, Braunschweig, Germany b Département de Biologie Animale, Université d'Antananarivo, BP 906, Antananarivo, 101, Madagascar c Grewcock Center for Conservation Research, Omaha's Henry Doorly Zoo, 3701 South 10th Street, Omaha, NE, 68107-2200, USA d Zoologische Staatssammlung München, Münchhausenstr. 21, 81247, München, Germany Available online: 26 Oct 2011 To cite this article: Philip-Sebastian Gehring, Fanomezana M. Ratsoavina, Miguel Vences & Frank Glaw (2011): Calumma vohibola, a new chameleon species (Squamata: Chamaeleonidae) from the littoral forests of eastern Madagascar, African Journal of Herpetology, 60:2, 130-154 To link to this article: http://dx.doi.org/10.1080/21564574.2011.628412 PLEASE SCROLL DOWN FOR ARTICLE Full terms and conditions of use: http://www.tandfonline.com/page/terms-and- conditions This article may be used for research, teaching, and private study purposes. Any substantial or systematic reproduction, redistribution, reselling, loan, sub-licensing, systematic supply, or distribution in any form to anyone is expressly forbidden. The publisher does not give any warranty express or implied or make any representation that the contents will be complete or accurate or up to date. -
Université D'antananarivo
Université d’Antananarivo Faculté des Sciences Département de Biologie Animale ΘΞΘΘΞΘΘΞΘ MEMOIRE DE RECHERCHE POUR L’OBTENTION DU DIPLOME D’ETUDES APPROFONDIES OPTION ECOLOGIE-ENVIRONNEMENT CONTRIBUTION A L’ETUDE DE LA DISPERSION DES COMMUNAUTES DE CAMELEONS (REPTILIA-SQUAMATA-CHAMAELEONIDAE) A TRAVERS LES CORRIDORS FORESTIERS RIPICOLES DANS LA REGION D’ANDASIBE, CENTRE-EST DE MADAGASCAR par RAKOTONDRAVONY Hery Andriamirado 16 Janvier 2001 Membres du Jury: RAMILIJAONA Olga, Président RAKOTONDRAVONY A. Daniel S.R., Rapporteur RAKOTONDRAINY Aimé, Examinateur CADLE E. John, Ph.D., Examinateur SOMMAIRE SOMMAIRE i ……………………………………………………………………………………………………… iv …………………………………………… v LISTE DES FIGURES ET TABLEAUX vi …………………………………………………………………………………………… vi REMERCIEMENT 1 ……………………………………………………………………………………………………… ………………………………… RESUME 5 ……………………………………………………………………………………………………… 5 ………………………………………………… 6 ABSTRACT 9 ……………………………………………………………………………………………………… 9 …………………………………………… 10 INTRODUCTION GENERALE 11 ……………………………………………………………………………………………………… 12 ………… 12 12 PREMIERE PARTIE: 13 I. PRESENTATION DU MILIEU D’ETUDES ET DES ANIMAUX ETUDIES 15 .…………………………… 17 I.A. LE MILIEU D’ETUDES 17 ……………………………………………………………………………………………………… 17 …… 18 I.A.1. Le Parc National de Mantadia (PNAM) …………………………………………… 19 I.A.2. Les sites d’Analamazoatra 19 ……………………………………………………………………… 20 I.A.3. Les autres sites de la zone périphérique ……………………………… 21 I.B. QUELQUES APERÇUS SUR LA BIODIVERSITE DE LA REGION 26 ………………………… 27 I.C. DESCRIPTION PHYSIQUE …………………………………………………………………………………………………… … I.C.1. -
No Longer Single! Description of Female Calumma Vatosoa (Squamata, Chamaeleonidae) Including a Review of the Species and Its Systematic Position
Zoosyst. Evol. 92 (1) 2016, 13–21 | DOI 10.3897/zse.92.6464 museum für naturkunde No longer single! Description of female Calumma vatosoa (Squamata, Chamaeleonidae) including a review of the species and its systematic position David Prötzel1, Bernhard Ruthensteiner1, Frank Glaw1 1 Zoologische Staatssammlung München (ZSM-SNSB), Münchhausenstr. 21, 81247 München, Germany http://zoobank.org/CFD64DFB-D085-4D1A-9AA9-1916DB6B4043 Corresponding author: David Prötzel ([email protected]) Abstract Received 3 September 2015 Calumma vatosoa is a Malagasy chameleon species that has until now been known only Accepted 26 November 2015 from the male holotype and a photograph of an additional male specimen. In this paper Published 8 January 2016 we describe females of the chameleon Calumma vatosoa for the first time, as well as the skull osteology of this species. The analysed females were collected many years before Academic editor: the description of C. vatosoa, and were originally described as female C. linotum. Ac- Johannes Penner cording to external morphology, osteology, and distribution these specimens are assigned to C. vatosoa. Furthermore we discuss the species group assignment of C. vatosoa and transfer it from the C. furcifer group to the C. nasutum group. A comparison of the exter- Key Words nal morphology of species of both groups revealed that C. vatosoa has a relatively shorter distance from the anterior margin of the orbit to the snout tip, more heterogeneous scala- Madagascar tion at the lower arm, a significantly lower number of supralabial and infralabial scales, chameleon and a relatively longer tail than the members of the C. furcifer group. -
Phylogenetíc Approaches to Classification and Nomenclature
same or greater rank in the Linnean hierarchy (e.g., Wiley 1979). Phylogenetíc Approaches to Classification and It is this inflated assignment of categorical ranks that results in Nomenclature, and the History of Taxonomy paraphyly. For example, assigning both Amphisbaenia and Lacertilia to the rank of suborder renders Lacertilia paraphyletic (An Alternative Interpretation) because it implies that Amphisbaenia is entirely separate from Lacertilia rather than being a subgroup ofthat taxon. Categorical Herpetological Review has recently featured a series of papers assignments are made by humans. Therefore, paraphyletic higher debating the merits of recent developments in the theory and prac- taxa owe their existence as much to the human mental process of tice of systematic biology, using herpetological examples. In the assigning ranks as to any evolutionary process. Systematists who latest and longest paper in this series, Pritchard (1994) passion- advocate the elimination of paraphyletic higher taxa do so be- ately argued against many of these "cladistic" developments. Here cause they wish to recognize as taxa only those entities resulting I address three issues raised in his paper that bear directly on my entirely from evolutionary processes. own writings concerning systematic theory and practice. These Pritchard uses a sociological analogy to illustrate the supposed are: 1) the abandonment of paraphyletic higher taxa, 2) the re- rationality of recognizing paraphyletic taxa and, at the same time, placement of the current ("Linnean") system of biological no- the supposed irrationality of cladistic practice. He describes a situ- menclature, and 3) the significance of these proposals in the con- ation in which a lineage of peasants•let us call it the Bauer clan text of taxonomic history. -
Veiled Chameleon
Husbandry Guidelines for Veiled Chameleon Chamaeleo calyptratus (Reptilia: Chamaeleonidae) DUMÉRIL & DUMÉRIL 1851 Date By From Version 2015 Stuart Daniel WSI Richmond v 1 OCCUPATIONAL HEALTH AND SAFETY RISKS This species, veiled chameleon (Chamaeleo calyptratus), is classed as an innocuous animal and poses minimal to no risk to keepers. The veiled chameleon is a small, generally non-aggressive species which possesses no anatomical features that could cause any harm. Though it is common for individuals of this species to be reluctant toward handling, any action performed to avoid being handled is generally for display only and will not result in any physical aggression. Individuals that feel threatened will put on a threat display which involves an open mouth and extension of the throat pouch (see figure). On the odd occasion an individual may bite but it is very rare that this will break the skin or cause any discomfort at all. Working with any animal species poses a risk of zoonotic disease. Common zoonotic diseases are listed in the table below, as well as other potential hazards that may be present in the work environment. Potential hazards of working with veiled chameleons and in the work environment in general Physical Injury from manual handling Falls from ladders if enclosures are above head height Slips/trips over cluttered workspace or wet floor Chemical Injury or poisoning from misuse of chemicals -F10 veterinary disinfectant -Bleach -Medications Biological Zoonosis – Salmonella spp, Campylobacter spp, Klebsiella spp, Enterobacter -
A Phylogeny and Revised Classification of Squamata, Including 4161 Species of Lizards and Snakes
BMC Evolutionary Biology This Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. A phylogeny and revised classification of Squamata, including 4161 species of lizards and snakes BMC Evolutionary Biology 2013, 13:93 doi:10.1186/1471-2148-13-93 Robert Alexander Pyron ([email protected]) Frank T Burbrink ([email protected]) John J Wiens ([email protected]) ISSN 1471-2148 Article type Research article Submission date 30 January 2013 Acceptance date 19 March 2013 Publication date 29 April 2013 Article URL http://www.biomedcentral.com/1471-2148/13/93 Like all articles in BMC journals, this peer-reviewed article can be downloaded, printed and distributed freely for any purposes (see copyright notice below). Articles in BMC journals are listed in PubMed and archived at PubMed Central. For information about publishing your research in BMC journals or any BioMed Central journal, go to http://www.biomedcentral.com/info/authors/ © 2013 Pyron et al. This is an open access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. A phylogeny and revised classification of Squamata, including 4161 species of lizards and snakes Robert Alexander Pyron 1* * Corresponding author Email: [email protected] Frank T Burbrink 2,3 Email: [email protected] John J Wiens 4 Email: [email protected] 1 Department of Biological Sciences, The George Washington University, 2023 G St. -
A Review of the Endemic Chameleon Genus Brookesia from Madagascar, and the Rationale for Its Listing on CITES Appendix II
Oryx Vol 39 No 4 October 2005 A review of the endemic chameleon genus Brookesia from Madagascar, and the rationale for its listing on CITES Appendix II Angus I. Carpenter and Onja Robson Abstract The chameleon genus Brookesia, with 26 species, with a mean density estimate for four species species, is endemic to Madagascar. The main threats to across sites and seasons of 16 individuals ha-1. A number Brookesia are habitat destruction and collection for trade. of species have distinct altitudinal ranges, and a prefer- At the CITES Conference of Parties 12, held in Santiago, ence for primary forest. Continued deforestation will Chile in 2002, all but one Brookesia species were added therefore potentially lead to extirpations. Research on to Appendix II, under which trade is controlled in order population sizes and seasonal trends of Brookesia is to avoid utilization being incompatible with species’ sur- required, without which, combined with data on the vival. The Vulnerable B. perarmata was added to Appen- impacts of harvesting, the establishment of sustainable dix I, under which trade is permitted only in exceptional trade will not be possible. The apparent reduction and circumstances. Summary information for Brookesia is pre- possible cessation of trade in B. perarmata following its sented here, reviewing taxonomy, habitat preferences, listing on CITES indicates that the Convention can suc- available population estimates, relevant legislation, ceed in managing global trade in a threatened species. major threats, and trade levels. Brookesia live on or close to the ground, with roost sites mostly <1 m above Keywords Brookesia, chameleon, CITES, Madagascar, ground.