Drawers required to store 16,440 Papilionidae. Storing unmounted Lepidoptera specimens in glassine envelopes is always space-efficient.

 
 
  Part of: Caspers M, Willemse L, Miracle EG, van Nieukerken EJ (2019) Butterflies in bags: permanent storage of Lepidoptera in glassine envelopes. Nota Lepidopterologica 42(1): 1-16. https://doi.org/10.3897/nl.42.28654