We would like to acknowledge the support of the Richmond Fund 
of Harvard University and an Organization of Tropical Studies 
RIAS grant to the senior author, which supported part of this 
research. We would also like to thank Dr. Herbert W. Levi, Dr. 
Robert M. Woollacott, Ms. Cecilia Lenk, and Mr. Mark Stowe for 
their comments on earlier drafts of the manusript. 
McCook, H. D. 
1889. American Spiders and their Spinningwork, vol. 1. Philadelphia (pub¬ 
lished by the author). 
Petrunkevitch, A. 
1930. The Spiders of Puerto Rico, part II. Trans. Conn. Acad. Arts & Sci. 30: 
159-355. 
1885. Histoire naturelle des Araignees, vol. 1, 2nd ed. Edouard Duruy, Paris. 
