. The Canadian entomologist. Insects; Entomology. Fig. 25.—1. Perdila Iridentala—face markings of type. 2 and 3. Hesperapis carinala—dorsal (fig. 2) and laterol (fig. 3) view of seventh and eighth abdominal segment. Hesperapis carinata, new species. Male.—Length 10-11 mm. Black with dense ochraceous pubescence, which is paler on the face and pleurae, also on the thorax above in some speci- mens; face narrowed below, about as long as the median width; vertex smooth and shining, produced but very little beyond the eyes; antenna? not elongate, black; the flagcllum reddish beneath, its joints scar
. The Canadian entomologist. Insects; Entomology. Fig. 25.—1. Perdila Iridentala—face markings of type. 2 and 3. Hesperapis carinala—dorsal (fig. 2) and laterol (fig. 3) view of seventh and eighth abdominal segment. Hesperapis carinata, new species. Male.—Length 10-11 mm. Black with dense ochraceous pubescence, which is paler on the face and pleurae, also on the thorax above in some speci- mens; face narrowed below, about as long as the median width; vertex smooth and shining, produced but very little beyond the eyes; antenna? not elongate, black; the flagcllum reddish beneath, its joints scarcely longer than wide except the first and last which are slightly so, the second half as long; maxillary palpi about 750 microns, the six joints subequal; joints of the labial palpi about 425, 425, 275 and 275 microns; mandibles toothed. Mesoscutum rather dull, the punctures of moderate size and separated by slightly more than a puncture width; propodeum rounded, the central area very smooth and shining, the sides dull and hairy; tegulse reddish yellow; wings hyaline, nervures and stigma honey colour, the subcosta darker; first submarginal one-half longer than second, the second narrowed a little more than half; cubital nervure very straight throughout, also the second transverse-cubital, and the basal nearly so; the basal received a little anterior of the transverse medial; legs not thickened, dark, tarsi reddish yellow, the claws deeply cleft. Abdomen dull, first segment more shining and with a thin ochraceous pubescence; the others with short black hairs a;^d a few scattered ochraceous ones especially on the second and third; all with prominent apical ochraceous bands; seventh dorsal segment punctured at the base and with ochraceous pubescence at base and on the sides, testaceous, smooth and shining with a high, Y-shaped carina; eighth ventral somewhat narrowed and rounded at apex. (Fig. 25—2, 3). Ten males, at flowers of Helianthus scaberrimus in the sand hills n
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Keywords: ., bookcentury1900, bookdecade1910, booksubje, booksubjectentomology
