A study of the Exoprosopa busiris (Jaennicke) group of Bezzi (1924) in tropical Africa (Diptera: Bombyliidae) Author Greathead, D. J. text Journal of Natural History 2001 2001-12-31 35 1 127 147 10.1080/002229301447907 journal article 1464-5262 Exoprosopa linearis Bezzi Exoprosopa linearis Bezzi, 1924: 339 , Yemen (Aden) [examined] E. linearis is the most northerly of the species and one of the smallest ( 10±11 mm ). It also has a long narrow abdomen and a broader more rounded epiphallus than other species in this study suggesting that it is not closely related to the others but because of its similar general appearance I have included it. Bezzi (1924) gave a full description and Greathead (1967) illustrated the male genitalia. Diagnosis Narrow bodied and elongate with yellow hair on the thorax and ®rst abdominal tergum. Silver scale patch present on katepisternum. No white scale band on ®fth abdominal tergum. Abdominal sterna with predominantly white scales. Second ¯agellomere minute. Legs dark reddish with black scales. Wings infused pale brown with darker brown fore border and somewhat darker borders to veins. Epiphallus broad and rounded ( Greathead, 1967 ; ®gure 93). Length of body, 10±11 mm ; of wing, 10±11 mm . Material examined Eritrea : ( Greathead, 1967 ); Oman : ( Greathead, 1980b ); Yemen : ( Greathead, 1980a ) ( DJG ). Distribution Eritrea , Oman , Yemen .