THE CANADIAN ENTOMOLOGIST 175 



20. Phymatodes ohsciiriis LeConte. 



This is found throughout the State, and has been taken 

 by the author at Auburn and CaUstoga in August and 

 May, respectively. It breeds in Quercus agrifolia. 

 Has been reared from tan oak in Marin County by L. 

 S. Smith, and from Quercus lobata in the Sonoma 

 Valley by A. E. Wieslander. May 25-November 8. 



21. Phymatodes aeneus LeConte. 



This feeds on P. taxifolia and is found north of San 

 Francisco. 



22. Phymatodes dimidiatus Kirby. 



This is a northern species, running over into this State 

 in Trinity County. It breeds in P. taxifolia. July 2- 

 August 23. 



23. Phymatodes vulneratiis LeConte. 



This is quite rare, and probably. breeds in oak and other 

 soft woods. Has been beaten from Q. agrifolia by Van 

 Dyke. 



24. Phymatodes varins Fabricius. 



Found from San Francisco Bay north. In Sonoma 

 County it breeds in Pseudotsuga taxifolia and Pinus 

 radiata. June 24. 



25. Phymatodes decussatus LeConte. 



Has been reared from white valley oak in Northern 

 California. June 26. 



26. Phymatodes nitidus LeConte. 



Found from San Francisco Bay north. Reared from 

 Cupressus macrocarpa by Nunenmacher and myself, 

 from the sapwood of Sequoia sempervirens and P. taxi- 

 folia by Van Dyke. May 21. 



27. Phymatodes juglandis Leng. 



Taken from California walnut in Los Angeles County 

 by Coquillett. 



28. Callidium antennatum Newm. 



This breeds in most coniferous trees, often being tiaken 

 from P. taxifolia. Taken at San Francisco and north, 

 also throughout the Sierras and in the San Bernardino 



