3 attemtps at cocoon building by burnet moth caterpillar. Last incomplete. Animal dried and shrivelled in 2 weeks. Collected when first transparent. Second on plastic bag. Whiteford dunes, 2 July 1967
Enw rhywogaeth Mary: Burnet moth
Enw gwyddonol: Zygaena sp.

Dyddiad: 02/07/1967