Spencer, "Mammalia of the Horn Expedition" (1896); "Wynyardia, a Fossil Marsupial from Tasmania," Proc. Zool.
Oxyuris, though chiefly parasitic in the Mammalia, occurs also in reptiles, Amphibia and one or two insects.
Although the scala tympani is so rudimentary, not reaching a higher level than in most of the reptiles, and remaining far below the mammalia, birds do not only hear extremely well, but they distinguish between and " understand " pitch, notes and melodies.
The only indigenous land mammalia are a small rat and a few curious species of bats.
1 4 This peculiarity had led some zoologists to consider the struthious birds more nearly allied to the Mammalia than any others.