REPORT OF THE SECRETARY. 103 



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

 By Edgar A. Mearus. Published November 23, 1911. Pages 6. Vol. 50, 

 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, fi-om 

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

 One page. Vol. 56, No. 2S. 



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



Published December 5, 1911. Pages 4. Vol. 50, No. 26. 

 2064. Three new club mosses from Panama. By William R. Maxou. 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. I'ages 3. Plate 1. Vol. 56. No. 34. 



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

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



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

 Published February 7. 1912. Pages 8. Plates 3. Vol. 56, No. 35. 



2073. Descriptions of twelve new species and subsi:»ecies 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 IVinama. By E. W. 

 Nelson. Published February 16, 1912. Pages 2. \'ol. 56, No. 37. 



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

 boundary in British Columbia, with descrii)tion of fossils. By Charles D. 

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

 57, No. 7. 



2070. Cambrian geology and paleontology. TI. 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 Ilealey Dall. Published March 2, 1912. 

 Pages 10. Vol. 59, No. 2. 



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

 By N. Ilollister. Published March 2, 1912. Pages 2. \o\. 59, No. 3. 



2079. Descriptions of new genera and species of niicrolei)idoptera from Panama. 

 By August Bu.sck. I'ublished 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 II. L. Viereck. Published March 9, 1912. Pages 2. \'ol. 

 59, No. 5. 



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

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



