LACE-BUG GENERA — DRAKE AND RUHOFF 105 



Walker, Francis 



1873. Catalogue of the specimens of Hemiptera Heteroptera in the collec- 

 tion of the British .Museum. Part G, 210 pp. 

 Wallace, Alfred R. 



187G. The geographic distribution of animals. 2 vols. 

 Waterhouse, Charles O. 



1902. Index zoologicus. xii + 421 pp. 

 1912. Index zoologicus. ISo. 2, iv + 324 pp. 

 Westwood, John O. 



1810. An introduction to the modern classification of insects. Vol. 2, 

 xi + 587 pp., 133 figs. Synopsis of the genera of British insects, 

 158 pp. 

 Wolff, Joiiann F. 



1804. Incones cimicum descriptionibus ilhistratae. Fasc. 4, pp. 125-166, 

 4 pis. 

 Zoological Record 



1864- Zoological record, Vols. 1-92. 

 1955. 



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