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Siebenrockiella leytensis (TAYLOR, 1920)

IUCN Red List - Siebenrockiella leytensis - Critically Endangered, CR

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Higher TaxaGeoemydidae (Geoemydinae), Testudinoidea, Testudines (turtles)
Common NamesE: Leyte Pond Turtle, Philippine Forest Turtle, Palawan Forest Turtle
G: Philippinen-Erdschildkröte, Philippinische Waldschildkröte 
SynonymHeosemys leytensis TAYLOR 1920
Geoemyda leytensis — MERTENS et al. 1934
Heosemys leytensis — OBST 2003: 17
Siebenrockiella (Panyaenemys) leytensis — DIESMOS et al. 2005
Siebenrockiella leytensis — TTWG 2014 
DistributionPhilippines (S Leyte and Palawan Province)

Type locality: "Cabalian, southern Leyte," Philippines.  
TypesNeotype: CAS 60930 designated by Buskirk (1989).
Holotype: "An unnumbered specimen in the zoölogical laboratory, University of the Philippines," Diliman, Quezon City, later transferred to the Bureau of Science according to Taylor 1944:160; destroyed during World War II. 
CommentThis is one of the 25 most endangered turtle species according to a 2003 assessment by the IUCN.

Based on mitochondrial DNA sequences, this species is closely related to Siebenrockiella crassicollis (DIESMOS et al. 2005).

Habitat: freshwater (Rivers, swamps) 
  • Bour, R. 2008. Global diversity of turtles (Chelonii; Reptilia) in freshwater. Hydrobiologia 595:593–598 - get paper here
  • Buskirk, J.R. 1989. A third specimen and neotype of Heosemys leytensis (Chelonia: Emydidae). Copeia 1989 (1): 224-227 - get paper here
  • DIESMOS, A. C., G. V. A. GEE, M. L. DIESMOS, R. M. BROWN, P. J. WIDMANN & J. C. DIMALIBOT 2004. Rediscovery of the Philippine Forest Turtle, Heosemys leytensis (Chelonia: Bataguridae), from Palawan Island, Philippines. Asiatic Herpetological Research 10: 22-27 - get paper here
  • Diesmos, A.c., busKirK, J.r., schoppe, s., diesmos, m.l.l., sy, e.y., And brown, r.m. 2012. Siebenrockiella leytensis (Taylor 1920) – Palawan Forest Turtle, Philippine Forest Turtle. In: Rhodin, A.G.J., Pritchard, P.C.H., van Dijk, P.P., Saumure, R.A., Buhlmann, K.A., Iverson, J.B., and Mittermeier, R.A. (Eds.). Conservation Biology of Fres Chelonian Research Monographs No. 5: 066.1–066.9, doi:10.3854/ crm.5.066.leytensis.v1.2012 - get paper here
  • Diesmos, Arvin C.; Rafe M. Brown, Angel C. Alcala, and Rogelio V. Sison 2008. Status and Distribution of Nonmarine Turtles of the Philippines. Chelonian Conservation and Biology 7(2): 157 - get paper here
  • Diesmos, Arvin; Parham, James F.; Stuart, Bryan L.; Brown, Rafe M. 2005. The phylogenetic position of the recently rediscovered Philippine forest turtle (Bataguridae: Heosemys leytensis). Proc. Cal. Acad. Sci. 56 (3):31-41. - get paper here
  • Ernst,C.H. and Barbour,R.W. 1989. Turtles of the World. Smithsonian Institution Press, Washington D.C. - London
  • Gaulke, Maren; Fritz, Uwe 1998. Distribution patterns of batagurid turtles in the Philippines (Testudines: Bataguridae: Cuora, Cyclemys, Heosemys). Herpetozoa 11 (1/2): 3-12 - get paper here
  • Obst, F.J. 2003. Sumpfschildkröten. Draco 4 (13): 4-18 - get paper here
  • Schilde, M. 2004. Asiatische Sumpfschildkröten - Die Familie Geoemydidae in Südostasien, China und Japan. Natur und Tier Verlag (Münster), 192 pp. - get paper here
  • Schoppe, Sabine 2014. It takes a village. The Tortoise 1 (3): 46-49 - get paper here
  • Schoppe, Sabine, Chris R. Shepherd and Claire Beastall 2013. The Palawan Forest Turtle. The Tortoise 1 (2): 108-117.
  • Sy, Emerson Y. 2014. Siebenrockiella leytensis (Philippine forest turtle) artificial incubation and hatchling size. Herpetological Review 45 (3): 454-455 - get paper here
  • Sy, Emerson Y. and Emmanuel Ryan C. De Chavez. 2014. Siebenrockiella leytensis (Philippine forest turtle) diet. Herpetological Review 45 (3): 487-488 - get paper here
  • Taylor, E.H. 1920. Philippine turtles. Philippine Journal of Science. Manila. 16 (2): 111-144 [7 plates] - get paper here
  • Taylor, E.H. 1944. Present location of certain herpetological and other type specimens. Univ. Kansas Sci. Bull. 30 (1): 117-187. - get paper here
  • TTWG [Peter Paul van Dijk, John B. Iverson, Anders G.J. Rhodin, H. Bradley Shaffer, and Roger Bour] 2014. Turtles of the World, 7th Edition: Annotated Checklist of Taxonomy, Synonymy, Distribution with Maps, and Conservation Status. 000.v7. Chelonian Research Monographs (ISSN 1088-7105) No. 5, doi:10.3854/crm.5.000.checklist.v7.2014 - get paper here
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