EEPOBT OF THE SECKETAEY. 103 



2056. Descriptions of seven new African grass-warblers of the genus Cisticola. 

 By Edgar A. Mearns. Published November 23. 1911. Pages 6. Vol. 56, 

 No. 25. 



2058. A new kingfisher from Panama. By E. A. Goldman. Published Decem- 

 ber 1, 1911. Pages 2. Vol. 56, No. 27. 



2059. Description of a new species of sunbird, Helionympha raineyi, from 

 British East Africa By Edgar A. Mearns. Published November 28, 1911. 

 One page. Vol. 56. No. 28. 



2062. Four new mammals from the Canadian Rockies. By N. Hollister. 



Published December 5, 1911. Pages 4. Vol. 56, No. 26. 

 2064. Three new club mosses from Panama. By William R. Maxon. Pub- 

 lished January 6, 1912. Pages 4. Plates 4. Vol. 56, No. 29. 



2066. A new subspecies of Ptarmigan from the Aleutian Islands. By A. C. 

 Bent. Published January 6, 1912. Pages 2. Vol. 56, No. 30. 



2067. Report on an Investigation of the geological structure of the Alps. By 

 Bailey Willis. Published February 7, 1912. Pages 13. Vol. 56, No. 31. 



2068. Notes on birds observed during a brief visit to the Aleutian Islands and 

 Bering Sea in 1911. By A. C. Bent. Published February 12, 1912. Pages 

 29. Vol. 56, No. 32. 



2069. Three new plants from Alberta. By Paul C. Standley. Published Feb- 

 ruary 7, 1912. Pages 3. Vol. 56, No. 33. 



2070. A new leather flower from Illinois. By Paul C. Standley. Published 

 February 7, 1912. Pages 3. Plate 1. Vol. 56. No. 34. 



2071. The natives of Kharga Oasis, Egypt. By Ales Hrdlicka. Published April 

 15, 1912. Pages 118. Plates 38. Vol. 59, No. 1. 



2072. New mammals from Canada, Alaska, and Kamchatka. By N. Hollister. 

 Published February 7, 1912. Pages S. Plates 3. Vol. 56, No. 35. 



2073. Descriptions of twelve new species and subspecies of mammals from 

 Panama. By. E. A. Goldman. Published February 19, 1912. Pages 11. 

 Vol. 56, No. 36. 



2074. Descriptions of two new species of nun birds from Panama. By E. W. 

 Nelson. Published February 16, 1912. Pages 2. Vol. 56, No. 37. 



2075. Cambrian geology and paleontology. II. No. 7 : Cambro-Ordovician 

 boundary in British Columbia, with description of fossils. By Charles D. 

 Walcott. Published March 8, 1912. Pages 229 to 237. Plate 35. Vol. 

 57, No. 7. 



2076. Cambrian geology and paleontology. II. No. 8 : The Sardinian Cambrian 

 genus Olenopsis in America. Published March 8, 1912. Pages 239 to 249. 

 Plate 36. Vol. 57, No. 8. 



2077. New species of fossil shells from Panama and Costa Rica. Collected by 

 D. F. MacDonald. By William Healey Dall. Published March 2, 1912. 

 Pages 10. Vol. 59, No. 2. 



2078. Description of a new subspecies of monkey from British East Africa. 

 By N. Hollister. Published March 2, 1912. Pages 2. Vol. 59. No. 3. 



2079. Descriptions of new genera and species of microlepidoptera from Panama. 

 By August Busck. Published March 9. 1912. Pages 10. Plate 1. Vol. 

 59, No. 4. 



2080. New genus and species of hymenoptera of the family Braconidse from 

 Panama. By H. L. Viereck. Published March 9, 1912. Pages 2. Vol. 

 59, No. 5. 



2081. The genera of fossil whalebone whales allied to Balamoptera. By Fred- 

 erick W. True. Published April 3, 1912. Pages 8. Vol. 59, No. 6. 



