Maximally extended labium of Andrena lathyri plotted true to scale into the flower interior a Lathyrus pratensis b, c Vicia sepium. Black = labium, grey = nectary and calyx slit.

 
 
  Part of: M├╝ller A, Westrich P (2023) ´╗┐Morphological specialisation for primary nectar robbing in a pollen specialist mining bee (Hymenoptera, Andrenidae). Journal of Hymenoptera Research 95: 215-230. https://doi.org/10.3897/jhr.95.98260