Transcriber's Notes
Some unexpected spellings have been retained from the original:
Page [155] onwards: "parotoid" appears for "parotid".
Page [172] (two references by Mori): "Quelpaert" appears for "Quelpart".
The following changes to the text have been made:
Page [159]: changed "planyci" to "plancyi" (The most trenchant characters of plancyi seem to be ...)
Page [169]: changed "juvenal" to "juvenile" (... does not conform to the juvenile pattern of either subspecies.)
University of Kansas Publications
Museum of Natural History
Volume 15, No. 2, pp. 149-173