PUBLICATIONS OF THE ACADEMY 
747 
Volume IX. 1905 
Monograph of the Bombycine moths of North America, including their transformations and 
origin of the larval markings and armature. Part II. Family Ceratocampida^ 
subfamily Ceratocampinae. Alpheus Spring Packard. Plates 1-61. 1905. 
Pp. 1-272. 
Volume X. 1911 
1. The absolute value of the acceleration of gravity determined by the ring-pendulum 
method. Charles E. Mendenhall. Plates 1-3. 1905. Pp. 1-23. 
2. Claytonia gronov. A morphological and anatomical study. Theodore Holm. 
Plates 1-2. 1905. Pp. 25-37. 
3. A research upon the action of alcohol upon the circulation. Horatio C. Wood and 
Daniel M. Hoyt. Plates 1-3. 1905. Pp. 39-70. 
4. Phoronis architecta: Its life history, anatomy, and breeding habits. William Keith 
Brooks and Reinart Parker Cowels. Plates 1-17. 1905. Pp. 71-148. 
5. The afifinties of the pelagic tunicates. No. 1. On a new Pyrosoma (Dipleurosoma 
elliptica). William Keith Brooks. Plates 1-2. 1906. Pp. 149-156. 
6. Commelinaceoe. Morphological and anatomical studies of the vegetative organs of 
some North and Central American species. Teeodore Holm. Plates 1-8. 1906. 
Pp. 157-192. 
7. Tables of minor planets discovered by James C. Watson. Part I. Tables of (93) 
Minerva, (101) Helena, (103) Hera, (105) Artemis, (115) Thyra, (119) Althaea, 
(128) Nemesis, (133) Cyrene, (139) Juewa, (161) Athor, (174) Phaedra, (179) Klytaem- 
nestra. With the assistance of R. T. Crawford, Frank Ross, Burt L. Newkirk, 
Adelaide M. Hobe, Estelle Glancy, and others. Being in part a continuation 
of previous investigations by E. Becker, W. S. Eichelberger, William Mc- 
Knight Ritter, and G. K. Lawton. Armin O. Leuschner. 1910. Pp. 193-374 
Volume XI. 1913 
Agave in the West Indies. William Trelease. Plates A-E, 1-116. 1913. Pp. 3-298 
Volume XII. (Part 1.) 1914 
1. Monograph of the Bombycine moths of North America, including their transformations 
and origin of the larval markings and armature. Part III. Families Ceratocampidae 
(exclurive of Ceratocampinae), Saturniidae, Hemileucidae, and Brahmaeidae. Al- 
pheus Spring Packard, edited by Theodore D. A. Cockerell, being a continua- 
tion of previous investigations published as Volume VII (First Memoir) and Volume 
IX (Second Memoir) of the Memoirs of the National Academy of Sciences. Plates 
1-113. 1914. Pp. 1-516. 
Volume XII. (Part 2.) 1915 
2. The variations and ecological distribution of the snails of the genus lo. Charles C. 
Adams. Plates 1-61. Pp. 1-184. 
3. The turquoise. A study of its history, mine a logy, geology, ethnology, archaeology, 
mythology, folklore, and technology. Joseph E. Pogue, Ph.D., Plates 1-22. 1915. 
Pp. 1-206. 
Volume XIII. 1915 
1. Catalogue of the meteorites of North America, to January 1, 1909. Oliver Cummings 
Farrington. Plates 1-36. 1915. Pp. 1-513. 
