Most references I've found call this snake L. torquatum, but some call it L. torquatus. Glaw and Vences use torquatum in the main text, and torquatus in the photo caption.
Here is a list of all the reptiles and frogs I saw on this trip to Madagascar.
- Glaw, F., Vences, M. 2007. A Field Guide to the Amphibians and Reptiles of Madagascar, Third Edition
- Glaw, F., Vences, M. 1994. A Fieldguide to the Amphibians and Reptiles of Madagascar, Second Edition
- Henkel, F., Schmidt, W. 2000. Amphibians and Reptiles of Madagascar and the Mascarene, Seychelles, and Comoro Islands