Axis calamianensis Heude 1888
Axis calamianensis Heude 1888, Mem. Hist. Nat. Emp. Chin., 2: 49.
Type Locality: Philippines, "l'ile Calamian et l'isle de la Paragua [= Palawan Isl.]"; restricted to Calamian Isls, Culion Isl (Lydekker, 1915:59).
Vernacular Names: Calamian Deer.
Distribution: Philippines, Calamian Isls (Busuanga, Calauit, Culion and some smaller Isls). Not recorded from Palawan and Heude did not have material from Palawan.
Conservation: CITES – Appendix I; U.S. ESA – Endangered as A. porcinus calamianensis; IUCN – Endangered.
Discussion: Included in A. porcinus by Haltenorth (1963), but treated as a full species by Groves and Grubb (1987).