8 Proceedings of the Biological Society oj Washington. 



Family Bostrychidae. 



Endecatomus rugosus Rand. Breeds in Polyporns gilvas, Union, N. J.,. 

 Sept 12, larvae, pupae, adults. In P. gilvus, Staten Island, 

 N. Y. (Davis). In Polyporus versicolor, Springfield, N. J., 

 March 20, June 27, September 12. 



Family Cisidae. 



Cis cylindrica Dury. In Forties pinicola, Corvallis, Oregon, August 14 

 (W. J. Chamberlain). 



Cis hirsuta Csy. In Panus rudis, Monmouth Jc, N. J., June 17. 



Cis fuscipes Mell. Breeds in Polyporus versicolor, Lenzites betulina, Poly- 

 porus hirsutus in various parts of New Jersey. Feeding in Poly- 

 porus conchifer, Bound Brook, N. J., May 2. 



Cis curtula Csy. In Polyporus pargamenus, Monmouth Jc., N. J., May 

 30. In Polyporus cinnabarinus , Richwood, N. J., June 30. 



Cis wenzeli Dury. In Polyporus cinnabarinus, Centre Hall, Pa., May 

 26. Husted, Richwood, N. J., June 30. In Polyporus versi- 

 color, Del. Co., Pa. (Jour. Cin. Soc. Nat. His., XXII, 2, 1917, 

 P- 7). 



Xestocis levettei Csy. In Polyporus versicolor, Milltown, N. J., May 18. 

 In Fomes applanatus, Union, Monmouth Jc, N. J., May 30. 



Xestocis moznettei Dury. Bred from Polyporus sp., Corvallis, Oregon, 

 March 10 (Jl. Cin. Soc. Nat. His., XXII, 1917, pp. 1-28) 



Brachycis brevicollis Csy. Breeds in Polyporus gilvus, Fomes bakeri, 

 Fomes igniarius, Springfield, Monmouth Jc, High Bridge, N. J. 



Ceracis sallei Mell. Breeds in Polyporus gilvus, P. versicolor, P. hirsutus, 

 P. dichrous, Fomes applanatus, F. igniarius, Lenzites betulina, 

 Springfield, Morristown, etc., N. J. In Polyporus fumosus, 

 Fomes lobatus, Polyporus curtisi, Springfield, N. J., May, July. 



Strigocis opacicollis Dury. In Polyporus versicolor, Swedesboro, N. J., 

 June 30. 



Sulcacis lengi Dury. Breeds in Lenzites betulina, Polyporus versicolor, 

 P. gilvus, P. hirsutus, Monmouth Jc, June 10; in Polyporus 

 fumosus, Springfield, N. J., May 13. 



Ennearthron compacta Dury. Breeds in Fomes marmoratus, Key West, 

 Fla. (Jour. Cin. Soc. Nat. His., XXII, 2, 1917, p. 22). 



Ennearthron thoracicorne Ziegl. Breeds in Polyporus gilvus, Lenzites 

 betulina, Daedalia unicolor, Polyporus pargamenus, Polyporus 

 fumosus, Springfield, Monmouth Jc, N. J., April, May. 



Ennearthron oblongus Blatch. In Polyporus versicolor, Orient, L. I., 

 N. Y., April 1 (W. T. Davis). 



Octotemnus denudatus Csy. Breeds in Polyporus versicolor, Oregon 

 (Jour. Cin. Soc. Nat. His., XXII, 2, 1917, p. 27). 



Octotemnus laevis Csy. In Lenzites betulina, Monmouth Jc, N. J., May 

 6, in Polyporus versicolor, Hunterdon Co., N. J., March 12. 



