Annual studbook reports (downloadable as PDF-files; you will need Acrobat Reader 4.0 or higher to view this file; download it for free)

• Annual report 1999 (207 Kb)
• Annual report 2000 (1.5 Mb)
• Annual report 2001 (394 Kb)
• Annual report 2002 (355 Kb)
• Annual report 2003 (472 Kb)
• Annual report 2004 (57 Kb)

• Caresheet in Dutch

• Basile, I.A. (1989). Faszinierende Schildkröten - Landschildkröten. Verlag Stephanie Naglschmid, Stuttgart.
• Battistini, R. (1972). Biogeography and Ecology in Madagascar. The Hague.
• Behler, J.L., Bloxam, Q.M.C. and Rakotovao, E. (1993). New localities for Pyxis planicauda in west-central Madagascar.
• Chelonian Conservation and Biology 1(1): 49-51.
• Bloxam, Q.M.C., Behler, J.L., Rakotovao, E.R., Randriamahazo, H.J.A.R., Hayes, K.T., Tonge, S.J., Ganzhorn, J.U. (1996). Effects of logging on the Reptile Fauna of the Kirindy Forest with Special Emphasis on the Flat-Tailed Tortoise (Pyxis planicauda). Primate Report 46(1): 189-201.
• Bloxam, Q.M.C. (1999). Distribution and density and abudance of the Madagascar Flat-tailed Tortoise Pyxis planicauda.

Testudo 4(5): 28-40.
• Bonin, F., Deveaux, B. and Dupré, A. (1996). Toutes les tortues du monde. Delachaux et Niestlé, Lausanne (Switzerland).
• Bour, R. (1978). Les tortues actuelles de Madagascar. Bull.Soc.Et.sci.Anjou.N.S.: T.X.: 141-154.
• Bour, R. (1985). Les tortues terrestres et d'eau douce de Madagascar et des les voisines I. Bull. APARSMAD Antananarivo 18: 54-80.

Bour, R. (1986). Les tortues terrestres et d'eau douce de Madagascar et des les voisines II. Bull. APARSMAD Antananarivo, 19: 1-37.
• Dathe, F. (1984). Pyxis arachnoides Bell, 1827. Aquarien Terrarien 31 (6): 215.
• Durell, V. and Goombridge, B. (1989). Pyxis arachnoides - The conservation biology of tortoises. IUCN: 103-104.
• Iverson, J.B. (1992). A Revised Checklist with Distribution Maps of the Turtles of the World. Privately printed.
• IUCN (1982). Red data book, Amphibia -Reptilia, Part I. International Union for the Conservation of Nature  and Natural Resources, Morges.
• IUCN/SSC Tortoise and Freshwater Turtle Specialist Group (1989). Tortoises and Freshwater Turtles; An Action Plan for their Conservation. IUCN, Gland, Switzerland.
• Jesu, R. and Schimmenti, G. (1996). A preliminary study on the status of a population of malagasy spider tortoises (Pyxis arachnoides arachnoides Bell, 1827) from SW Madagascar. In: Devaux, B. (ed.). Proceedings International Congress of Chelonian Conservation. Gonfaron, France: editions SOPTOM: 144-150.
• Köhler, G. (1997). Inkubation von Reptilieneiern. Herpeton-Verlag, Offenbach.
• Kuchling, G., Bloxam, Q.M.C. (1988). Field-data on the madagascan flat tailed tortoise Pyxis planicauda. Amphibia-Reptilia 9: 175-180.
• Kuchling, G. (1989). Ökologie, Lebensweise und Überlebenschancen der Landschildkröten Madagaskars. Salamandra 25: 169-190.
• Loveridge, A. and Williams, E.E. (1957): Revision of the african tortoises and turtles of the suborder Cryptodira. Bull. Mus. Comp. Zool. 115: 163-557.
• Mähn, M. (1998). Madagaskar - Bemerkungen zur Biologie und Ökologie der Strahlenschildkröte (Geochelone radiata, Shaw 1802) und der Spinnenschildkröte (Pyxis arachnoides, Bell 1827). Schildkröte 1(1): 48-51.
• Mähn, M. (1998). Madagaskar - 2. Teil zur Biologie und Ökologie der Strahlenschildkröte (Geochelone radiata, Shaw 1802) und der Spinnenschildkröte (Pyxis arachnoides, Bell 1827). Schildkröte 1(2): 42-47.
• Malzy, P. (1964). Sur Pyxis arachnoides Bell, tortue terrestre du Sud du Madagascar. Bull. Mus. Nat. Hist. Nat. Paris 36: 441-443.
• Müller, V. and Schmidt, W. (1995). Landschildkröten. Natur und Tier - Verlag, Münster (Germany).
• Nöllert, A. (1992). Schildkröten. Landbuch-Verlag, Hannover.
• Obst, F-J. (1978). Beiträge zur Kenntnis der Testudiniden Madagaskars. Zoologische Abhandlungen Staatliches Museum für Tierkunde in Dresden 35(2): 31-54.
• Obst, F.J. (1980). Ergänzende Bemerkungen zu den Testudiniden Madagaskars. Zool. Abh. Mus.Tierk. Dresden 36: 229-232.
• Obst, F. J. (1988). Die Welt der Schildkröten. Leipzig (Edition Leipzig).
• Petzold, H.-G. (1977). Reptilien und Amphibien im 'Red Data Book' der IUCN 4. Aquarien Terrarien 24(1): 20-24.
• Pritchard, P.C.H. (1967). Living turtles of the world. T.F.H. Publications, Jersey City NJ.
• Pritchard, P.C.H. (1979). Encyclopedia of turtles. T.F.H. Publications, Neptune NJ.
• Quentin, M.C., Bloxam, J.L. and Behler, E.R. (1993). Distribution of the Madagascar Flat-tailed Tortoise Pyxis planicauda.

Dodo 29: 149-156.
• Rakotombololona, W. (1998). Study of the Distribution and Dansity of the Madagascan Flat-Tailed Tortoise Pyxis planicauda in the dry Dediduous forest of Menabe. Dod. J. Wildl. Preserv. Trust 34: 172-173.
• Schmidt, W and Liebel, K. 2000. Nach Madagascar - der Landschildkroten wegen? Reptillia 5: 25.
• Siebenrock, F. (1903). Schildkröten von Madagaskar und Aldabra. Abh. Senckenb. Naturforsch. Ges. Frankfurt 27: 241-259.
• Swingland, I.R., Klemens, M.W., IUCN/SSC Tortoise and Freshwater Turtle Specialist Group, The Durell Institute of Conservation and Ecology (1989). The Conservation Biology of Tortoises; Occasional Papers of the IUCN Species Survival Commission no. 5. IUCN, Gland, Switzerland.
• Trutnau, L. and Vanderhaege, M. (1978). Die Lage der Schildkröten auf Madagaskar. DATZ 31(3): 67-70.
• Van Loon, F. (2001). ). De Madagascar spinschildpad (Pyxis a. arachnoides) in gevangenschap. De Schildpad 27(1): 32-38.
• Vetter, H. (2000). Gewöhnliche Spinnenschildkröte - Pyxis arachnoides Bell, 1827. Schildkrötenlexikon 7(2).
• Vetter, H. (2000): Spinnenschildkröten - Pyxis Bell, 1827. Schildkrötenlexikon 7(2).
• Vetter, H. (2000): Flachrücken-Spinnenschildkröte - Pyxis planicauda (Grandidier, 1867). Schildkrötenlexikon 7(2).
• Vuillemin, S. and Domergue, C. (1972). Contribution a l'étude de la faune de Madagascar: Description de Pyxoides brygooi n. gen. n. sp.. Ann. Univ. Madagascar, Ser. SciNat. Math. Antananarivo 9: 193-200.
• Zwartepoorte, H. (2000). Die Nachzucht der Madagassischen Spinnenschildkröte Pyxis arachnoides arachnoides und P. a. brygooi. In: Artner, H. and Meier, E.. (Eds). Schildkröten - Symposiumsband. Natur und Tier Verlag, Münster 2000.

Contributors to this listing of publications on Pyxis
M. Schmalz, Germany
Library Dutch Turtle/Tortoise Society, Netherlands
Jörg Müller and Barbara Mattern, Germany
M. Klerks, Netherlands
H. Vetter, Germany
R. Struijk, Netherlands