Part 91

Page 167, authors for "Columba migratoria":--"Audubon", printed as "Andubon" in original.

Page 188, in "cervical vertebrae":--"cervical", printed as "cervicle" in original.

Page 191, in "profile of the inner condyle":--"condyle", printed as "cordyle" in original.

Page 215. "228 mm. = 8.9 inches": this seems the most likely intention of the erroneous conversion "228 mm. = 9.9 inches" of the original.

Page 216, in "24 to 24.1":--"24.1", printed as "21-1" in original.

Page 217, synonymy of "Pachyornis pygmaeus":--"Euryapteryx", printed as "Euryapterxy" in original.

Page 237, Tarso-metatarsus upper limit:--"287", printed as "277" in original.