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Published online by Cambridge University Press: 10 July 2009
♀.—Length (four specimens) 13 to 16 mm.; width of head 4·4 to 5·5 mm.; width of front at vertex 0·5 mm. to just under 1 mm.; length of wing 10 to 13 mm.
* For names and illustrations of colours, see Ridgway, ‘A Nomenclature of Colors for Naturalists’ (Boston: Little, Brown, & Company, 1886).Google Scholar