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British Insects: Diptera Families - Oestridae (Site not responding. Last check: 2007-10-21) |
 | | Wings with a discal cell, or without a discal cell (Gasterophilinae); with a subapical cell (when vein 4 bent), or without a sub-apical cell (Gasterophilinae); with a closed anal cell, or without a closed anal cell. |
| | Wings exhibiting a sharp bend in vein 4 (Hypodermatinae, Oestrinae, Cephenemyiinae), or without a sharp bend in vein 4 (Gasterophilinae). |
| | Vein 6 present; reaching the wing margin (Gasterophilinae), or falling short of the wing margin. |
| delta-intkey.com /britin/dip/www/oestrida.htm (189 words) |
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