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Systematics
Blephariceridae Biology Classification Keys Site Index
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Couplets: 1 2 3 4 5 6 7 8 9 10
Key to Adults of Holarctic Blephariceridae: Couplet 4(3)
| Rs with 3 branches, vein R2+3 preserved...5 | Rs with 2 branches, vein R2+3 atrophied...6 |
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