From all other members of the family the marsupial, or banded, ant-eater (Myrmecobius fasciatus) differs by the presence of more than seven pairs of cheek-teeth in each jaw, as well as by the exceedingly long and protrusile tongue.
Myrmecobius has a total of 52 or 54 teeth, which may be classed as i., c.
- The Marsupial or Banded Ant-eater (Myrmecobius fasciatus).
The opossums of America are marsupials, though not showing anomalies as great as kangaroos and bandicoots (in their feet), and Myrmecobius (in the number of teeth).
The Myrmecobius of Western Australia is a bushy-tailed ant-eater about the size of a squirrel, and from its lineage and structure of more than passing interest.
Two existing fishes may be mentioned as ranking in interest with the Myrmecobius (ant-eater) in the eyes of the naturalist.