1. The last abdominal segment with four divergent appendages. Appendages are directed
forward or outward, stiff and barely movable. . . . . . . . . . . . . . . Limnophora discreta
Habitus not as above, appendages not divergent. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Abdominal segments without any appendages, only with two prominent spiracular fields.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . LispeNot as above. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lispoides aequifrons
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