Figured: S M Smith; (Muus, 1959 [Fig. 41])
Length: 60 mm
NO MAP

Recorded from the North Channel in 2001 (Department of Agriculture, Environment & Rural Affairs, NI), doubtful. Also from Loch Fyne and the Clyde by Brown (1878) and Smith (1892), doubtful.
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Copyright © Shelagh Smith & Julia Nunn