File:Bulletin of entomological research (1919) (20449546311).jpg

Title: Bulletin of entomological research
Identifier: bulletinof1019191920grea (find matches)
Year: 1910 (1910s)
Authors: Great Britain. Colonial Office. Entomological Research Committee; Imperial Institute of Entomology; Commonwealth Institute of Entomology
Subjects: Entomology
Publisher: Farnham Royal : Commonwealth Agricultural Bureaux
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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m ERNEST E. AUSTEN. angle near base ; dorsum of abdomen with four longitudinal rows of oblique, elongate, mummy-brown markings, more distinct in § I wings hyaline, stigma brownish olive, elongate and distinct, anterior branch of third vein without an appendix. Head conspicuously enlarged in <J; face and jowls in both sexes whitish pollinose and clothed with whitish hair, a faint, not always distinguishable infuscation between base of each antenna and corresponding eye ; occiput pallid neutral grey pollinose, its upper margin fringed behind with erect, pale yellowish hair, very short in Q9 longer and somewhat curved forward in (J, frontal triangle in <J and front and sub-callus in J pale smoke grey or smoke grey pollinose, front in $ clothed with minute, appressed, pale ochreous hairs, and its ground-colour somewhat darker (mouse grey) in vertical region; shining transverse band on frontal triangle in <J nearly twice as deep as corresponding band on subcallus in $ and much darker (clove brown), its upper margin level with upper border of area of small facets forming rather less than lower third of eyes, and its lower
Text Appearing After Image:
Fig. 9. Tabanus arenivagus, Austen, $. X 4. margin separated from base of antennae by a space equal to about half the depth of the band ; (corresponding band in $ brownish olive or isabella-coloured, and occupying rather more than upper half of subcallus ; front in 2 of medium width, distinctly narrower below, neither callus in contact with eyes, lower callus quadrate, shining, light sepia-coloured and situate well above inner angles of eyes, upper callus much larger and darker (seal brown or dark brown) than lower, not shining, quadrate, situate just below midway between vertex and lower callus, with which it is not connected, and generally with a more or less distinct longitudinal groove or depression in middle line ; area of enlarged facets in eye of <$ sharply defined, bluntly triangular in outline, and occupying rather more than upper two-thirds, with exception of a narrow hind border of uniform width ; eyes of £ in life with area of enlarged facets pinkish isabella-coloured above, light grey on lower border; area of small facets with hind border dark brown, with greenish reflections, lower border greenish-bronze, with two narrow, purplish-brown,

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