Alnus glutinosa, Oostzaan
cremaster dorsal and ventral (focussed on one of the inner spines)
Almus glutinosa, Rijckholt; thorax and “nose”
cremaster, rather different from that of the Oostzaan pupa
twice the cremaster in lateral view; left focused on one of the inner pair of spines (curved downwards), right on one one the outer spines (wich is flat)
detail of the dorsal spinulation; end of abdomen in ventral view
Last modified 24.xi.2018