. Brigham Young University science bulletin. Biology -- Periodicals. 70 but the differences found in length of antennal segments and in form of the small right elasper may be used to separate these two species. On the basis of these characters I have determined the following specimens from Colorado as agilis Uhler: 6cT 9 July 10, 1964, Estes Park; 4<S 2 9 July 18, 1964, Steamboat Springs; d 9 Aug. 7, 1925, Stonewall near Trinidad (H. H. Knight). Dicyphus caJifornicus (Stal) Fig. 92 Capsus califomicus Stal, 1859:259. Dicyphus califomicus Reuter, 1876:82. Dicyphus califomicus Van Duzee, 1914:
. Brigham Young University science bulletin. Biology -- Periodicals. 70 but the differences found in length of antennal segments and in form of the small right elasper may be used to separate these two species. On the basis of these characters I have determined the following specimens from Colorado as agilis Uhler: 6cT 9 July 10, 1964, Estes Park; 4<S 2 9 July 18, 1964, Steamboat Springs; d 9 Aug. 7, 1925, Stonewall near Trinidad (H. H. Knight). Dicyphus caJifornicus (Stal) Fig. 92 Capsus califomicus Stal, 1859:259. Dicyphus califomicus Reuter, 1876:82. Dicyphus califomicus Van Duzee, 1914:25. Recorded by Van Duzee in San Mateo County, Los Altos and Santa Cruz County, Cali- fornia; "Common everywhere on ; Dicyphus rufescens Van Duzee Dicyphus rufescens Van Duzee, 1917:268. Recorded from Wawona and Alpine, San Diego County, California. Dicyphus disclusus Van Duzee Fig. 95 Dicyphus disclusus Van Duzee, 1923:152. Described from San Lorenzo Island, Gulf of California, where it was breeding on Solarium hindsianum. Dicyphus crudus Van Duzee Fig. 93 Dicyphus crudus Van Duzee, 1916:240. Described from Fallen Leaf Lake, near Tahoe, California. The figure of the male elasp- er was made from the holotype when I visited and studied types at the California Academy of Sciences in 1931. Dicyphus pallicornis (Fieber) Brachyceraea pallicornis Fieber, 1861:324. Dicyphus pallicornis Saunders, 1875:285. Dicyphus pallidicomis Reuter, 1883:423, PI. 3, Fig. 6. Dicyphus pallicornis Carvalho, 1958:198. This species is now recognized from the Pacific coastal area. 5d 9 July 24, 1948, Vic- toria, British Columbia (W. Downes), host Digitalis purpurea, d" 9 June 20, 1939, Sumner, Washington (R. Schopp), on Digitalis purpurea. Brigham Young University Science Bulletin. Figs. 88-90. S claspers. 88, Dicyphus ribesi; 89, D. agilis UhL; 90, D. rubi. Dicyphus ribesi, new species Fig. 88 Allied to califomicus (Stal) but differs in color aspect, and by structure of male claspe
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