OF WASHINGTON, VOLUME XIII, 1911. 55 



predator on the immature stages; Lariophagus texanus Crawford, 

 rather rare parasite; Microdontomerus anthonomi Crawford, not 

 very common parasite; Pediculoides ventricosus Newport, a 

 parasitic mite; Spilochalcis sp., rare; Stagmomantis limbata 

 Hahn, a predator on the adult weevil; Tyroglyphus breviceps 

 Banks, a parasitic mite (Pierce). 



Anthonomus ligatus Dietz. 



Breeding in stem galls on Leucosyris spinosus, a very common 

 weed in this county, October 14, 1906 (Mitchell). 



Anthonomus rufipennis Le Conte. 



Bred from Cassia chamcscrista, August 9, 11, 1909 (Mitchell). 

 Anthonomus signatus Say. 



The strawberry weevil breeds in buds of blackberry and dew- 

 berry (Rubus sp.) (Mitchell). 



Anthonomus texanus Dietz. 



November 6, 1906 (Mitchell). 

 Tachyerges niger Horn (Orchestes). 



On willow (Salix) (Mitchell). 

 Elleschus ephippiatus Say. 



Common under fallen willow leaves during winter (Schwarz). 



TYCHIIN.E. 

 Tychius species. 



Breeding in flower-heads of huisache (Vachellia farnesiana) , 

 March 17, 1908 (Mitchell). 



Tychius sordidus Le Conte. 



March 25, 1904 (Walker); from flowers of Baptisia cuncata, 

 March 29, 1905 (Mitchell); breeding in seed-pods of Baptisia, 

 May 23, 1905; larvae emerged from pods until June 1, pupate 

 in ground. 



CRYPTORHYNCHINJE. 



Conotrachelus anaglypticus Fahrseus. 



June 11, 1903 (Hinds). 

 Conotrachelus affinis Boheman. 



Larva? in fallen pecans (Hicoria pecan), July 12, 1909; adults 

 August 19-22, parasitized by Sigalphus curculionis Fitch (Mit- 

 chell). 



Conotrachelus cratsegi Walsh. 



Larva? in fruit of Crat&gus mollis October 15, 1907; adults 

 April 18, 1908 (Mitchell). 



