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1354 ~ Cataclysta lemnata ~ Small China-mark
UK Status

Resident. Widespread and locally common throughout Britain as far north as southern Scotland.

Montgomeryshire Status

A fairly common species on the extreme east and west of the county.

Wingspan :   M. 18-19mm. F. 22-24mm.

Confusion species

Flight time & Voltinity (Univoltine)


Ponds, ditches and reed-beds.



Lifestage data

Aquatic. Eggs laid on foodplant. Larva forms a case constructed from the foodplant, from which it feeds. Pupates just below the water surface in dense white silken cocoon attached to foodplant.
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Montgomeryshire photos

Photo by DB, 21st May 2011, Middletown
Pic shows female

Photo by DB, 21st May 2011, Middletown
Pic shows male