WATER BEETI^S IN RELATION TO PONDFISH CULTURE. 



343 



Platt, Emilie Louise. 



1915. The population of the ''blanket-algae " of fresh-water pools. The American Naturalist, Vol. 



XLIX, pp. 752-762, 1 map. The Science Press, New York. [In this blanket were found 

 undetermined dytiscid larvae, the larva of the haliplid genus Peltodytes, and adults of two 

 genera of hydrophilids.] 



POETIER, P. , 



1911. Recherches physiologiques sur les insectes aquatiques. Archives de Zoologie experimentale 

 et generale, Serie 5, T. 8, pp. 89-379. Paris. 



POUJADE, G. A. 



1901. Sur V Hydrophilus piceus (Linn.). Bulletin, Societe Entomologique de France, Ann^e 1901, 

 pp. 229-230. Paris. 

 Putnam, J. D. 



1876. List of Coleoptera found in the vicinity of Davenport, Iowa. Proceedings, Davenport 



Academy of Natural Sciences, Vol. I, 1867-1876 (1876), pp. 169-173. Davenport. 

 1876a. List of Coleoptera collected in the Rocky Mountains of Colorado in 1872. Ibid., pp. 177-182. 

 1876b. Report on the insects collected by Captain Jones' expedition to northwestern Wyoming in 



1873. Ibid., pp. 187-192. 

 1876c. Report on the insects collected in the vicinity of Spring Lake Villa, Utah Co., Utah, during 

 the summer of 1875. Ibid., pp. 193-205. 

 Randall, J. W. 



1839. Descriptions of new species of coleopterous insects inhabiting the State of Maine. Boston 

 Journal of Natural History, Vol. II, pp. 1-33. Boston. [Hydrophilus agilis {Lacwbius 

 agilis), p. 19.] 



Reeker, H. 



1891. Die Tonapparate der Dytiscidae. Archiv fur Naturgeschichte, Bd. LVII, pp. 105-112, PI. VI. 

 Berlin. 

 Regime ART, M. 



1878. Etude sur la classification des Dytiscidae. Annales, Society Entomologique de France, 

 Serie 5, T. 8, pp. 447-466, PI. 10. Paris. 

 Reitter, Edmund. 



1909. Coleoptera. In Die Siisswasserfauna Deutschlands, hrsg. von A. Brauer. iv+235 pp. Jena. 

 Rengel, C. 



1901. Zur Biologie des Hydrophilus piceus. Biologisches Centralblatt, Bd. 21, pp. 173-182, 209-220. 

 Berlin. 



Rey, Cl. 



1887. Essai d'etudes sur certaines larves de Coleopt^res. Annales, Soci6t6 Linn^enne de Lyon 

 Nouvelle serie, T. 33, pp. 131-259, Pis. I and II. [Ochthebius (Calobius) quadricollis Muls, 

 p. 141.] 

 Richmond, E. Avery. 



1920. Studies on the biology of the aquatic Hydrophilidae. Bulletin, American Museum of Natural 

 History, Vol. XLII, pp. 1-94, Pis. I-XVI. New York. [Gave the complete life histories 

 of 9 species and described the eggs and larvae of 13 other species, with good figures of all.] 



Riley, C. V. 



1881. Notes on Hydrophilus triangularis [Say]. The American Naturalist, Vol. XV, pp. 814-817, 

 2 figs. Philadelphia. 



1885. Water-beetles destroying carp. Bulletin, U. S. Bureau of Fisheries, Vol. V, 1885, p. 311, 

 Washington. [Quoted in full on page 251.] 

 Roberts, C. H. 



1889. Notes on water beetles. Entomologica Americana, Vol. V, p. 82. Brooklyn, N. Y. 



1895. The species of Dineutes of America, north of Mexico. Transactions, American Entomological 



Society, Vol. XXII, pp. 279-288, Pis. V and VI. Philadelphia. [Does not include either 



food or habits.] 



1905. The distinctive characters of the eastern species of the genera Dytiscus and Cybister. Jour- 

 nal, New York Entomological Society, Vol. XIII, pp. 103-107. New York. [These 

 characters are all anatomic] 



1913. Critical notes on the species of Haliplidse of America, north of Mexico, with descriptions of 

 new species. Ibid., Vol. XXI, pp. 91-123. 



