SOME WOOD-BORING INSECTS 397 



1895. Schwartz, E. A. — An imported library pest. Insect Life, 

 Vol. 7, p. 396. 



1896. Butler, E. A. — Our household insects, pp. 5-12. 



1910. Morley, Claude. — The taps of the "death watch" beetle. 

 The Entomologist, Vol. 43, pp. 31-32. 



PTILINUS 



1836. Westwood, J. O. — Devastation caused by Ptilinus pectini- 

 cornis. In Trans. Ent. Soc. Lond., Vol. I, p. viii. 



1879. Taschenberg, E. L. — Praktische insektenkunde, II, 

 pp. 82-84. 



1896. Butler, E. A. — Our household insects, pp. 12-13. 



1905. Felt, E. P. — Small red horned borer (Ptilinus ruficornis). 

 New York State museum memoir, 8. pp. 298-299. 



1903. Houlbert, G. — Les insectes ennemis des livres, pp. 72-73. 



ptinus 



1836. Audouin, M. — Ptinus fur in flour. Ann. de la Soc. Ent. de 



France, Vol. V, p. lxii. 

 1870. Shlmer, Henry. — Book-worms. Amer. Ento. and Bot., 



Vol. 2, pp. 322-323. 

 1896. Chittenden, F. H. — The white-marked spider beetle. 



Bull. 4, Bu. Ent., U. S. Dept. Agri., p. 127. 

 1903. Houlbert, G. — Les insectes ennemis des livres, pp. 93-99. 



