. Brigham Young University science bulletin. Biology -- Periodicals. 62 Brigham Young University Science Bulletin Genus Macrotijlus Fieber Macrotylas salviae, new species Allied to vanduzeei Kngt. but differs chief- ly in the milky white color, hemelytra sub- translucent and bristles with fuscous spot at base of each; length of second antennal segment not equal to width of pronotum at base. Male. Length mm, width mm. Head: width .71 mm, vertex .34 mm; central area of vertex, median band of frons, juga and bucculae, white; vertex with six erect bristles set on basal line, frons with fiv
. Brigham Young University science bulletin. Biology -- Periodicals. 62 Brigham Young University Science Bulletin Genus Macrotijlus Fieber Macrotylas salviae, new species Allied to vanduzeei Kngt. but differs chief- ly in the milky white color, hemelytra sub- translucent and bristles with fuscous spot at base of each; length of second antennal segment not equal to width of pronotum at base. Male. Length mm, width mm. Head: width .71 mm, vertex .34 mm; central area of vertex, median band of frons, juga and bucculae, white; vertex with six erect bristles set on basal line, frons with five or six bristles on central area. Rostrum, length mm, reaching to middle of venter, black. Antennae: segment I, length .30 mm, black, narrow apex white; II, mm, cylindrical, more slender near base, black, set with suberect black hairs; III, .81 mm, black; IV, .34 mm, brownish black. Pronotum, length .68 mm, width at base mm; lateral edges of disk nearly straight, rather sharp edges, anterior margin elevated, white, calli black, shining; disk provided with numerous but not crowded, erect, truncated black brisdes. Meso- notum prominent, black; scutellum strongly con- vex, white to fuscous, set with about 25 rather short, erect, black bristles. Hemelytra milky white, subtranslucent, provided with rather sparsely set, erect black bristles, each with a distinct fuscous spot at base; apical area of corium and apical one-fourth, fuscous; embolar margins nearly parallel, straight; cuneus white, provided with recumbent black hairs; membrane fuscous, veins white. Ventral surface black, frosted, sides more shining. Legs pallid to white, in part shaded with fuscous; femora with fus- cous dots, tibiae with fuscous hairs but without dots; tarsi and claws black. Female. Length mm, width mm. Head: width 75 mm, vertex .41 mm. Antennae: segment I, length .30 mm; II, mm, cylin- drical; III, .81 mm; IV, .37 mm, black. Pro- notum, length .65 mm, width at base mm; l
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