AmphibiaWeb - Thorius boreas
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(Translations may not be accurate.)

Thorius boreas Hanken & Wake, 1994
Boreas Pigmy Salamander
family: Plethodontidae
subfamily: Hemidactyliinae
genus: Thorius

© 2015 Sean Michael Rovito (1 of 11)
Conservation Status (definitions)
IUCN Red List Status Account Endangered (EN)
CITES No CITES Listing
National Status None
Regional Status None

   

 

View distribution map in BerkeleyMapper.

bookcover Excerpts from Les Urodèles du Monde, 1st and 2nd editions and more recent updates, by Jean Raffaëlli (©2007, ©2014 by Jean Raffaëlli), used with permission. The 2nd edition of this book is available directly from the author: jean.raffaelli@laposte.net and from this website.

Author: Jean Raffa�lli

Thorius boreas Hanken et Wake, 1994

Grande esp�ce de la Sierra de Juarez du nord de l�Oaxaca. 3,5 cm SVL. Proche g�n�tiquement de T. aureus. Aspect robuste. Coloration dorsale et ventrale tr�s sombre, une bande dorsale � peine visible avec parfois des marques en chevron plus claires. Petites taches blanches sur les parties ventro-lat�rales. Narine grande et ovale. Queue robuste, membres, mains et pieds mod�r�s. Glande menton� ni�re du m�le claire et pro�minente. R�gion de Llano de Las Flores et autres localit�s le long de la route 175 au nord et au sud du Cerro Pelon, dans la Sierra de Juarez, entre 2 850 et 2 950 m, � terre, dans les for�ts mixtes pins/ch�nes/sapins o� r�gnent des temp�ratures basses. Cohabite avec T. macdougalli dans plusieurs localit�s dans et pr�s de Llano de Las Flores et avec T. macdougalli et aureus dans un ravin profond qui traverse la route 175 au nord du sommet de Cerro Pelon. 78 km2. EN. En d�clin.

ENGLISH TRANSLATION - Julian Wittische

It is a big species relatively to the genus. 3.5cm SVL. It is genetically close to T. aureus. It is robust looking. Dorsal and ventral parts are very dark. There is a barely visible dorsal stripe with sometimes lighter chevron-like marks. There are small white spots on ventro-lateral parts. The nostril is big and oval. The tail is robust, and the hands and feet are medium-sized. The mental gland of the male is prominent.

Habitat & Range : It is found in Llano de Las Flores area and other localities along the road 175, north and south of Cerro Pelon in the Sierra de Juarez, between 2850 and 2950m. It is terrestrial and lives in mixed pine/oak forests where temperatures are rather low. It is syntopic with T. macdougalli in several localities in and near Llano de Las Flores and with T. macdouglli and T. aureus in a deep ravine which goes under the road 175 north of the Cerro Pelon summit. 78Km².

Conservation : Endangered. Declining.



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Citation: AmphibiaWeb. 2024. <https://amphibiaweb.org> University of California, Berkeley, CA, USA. Accessed 28 Mar 2024.

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