Mary's frog, Palawan eastern frog (Alcalus mariae)
Date 15 December 2011
Author Philippine Postal Corporation
Alcalus mariae, common name Mary's frog or Palawan eastern frog or Mary Inger's wart frog is a species of frog in the Ceratobatrachidae family. It is endemic to the Palawan Island, the Philippines, and only known from its type locality, Mount Balabag, in the Mantalingajan mountain range. The specific name refers to Mary Lee Inger née Ballew, first wife of Robert F. Inger who formally described the species in 1954.
Species: Alcalus mariae (Inger, 1954)
Micrixalus mariae Inger, 1954
Ingerana mariae (Inger, 1954)