Mandible of last instar Hypoprepia lampyroides, approximately 20×.

 
 
  Part of: Palting JD, Ferguson DC, Moore W (2018) A new species of Hypoprepia from the mountains of central Arizona (Lepidoptera, Erebidae, Arctiinae, Lithosiini). In: Schmidt BC, Lafontaine JD (Eds) Contributions to the systematics of New World macro-moths VII. ZooKeys 788: 19-38. https://doi.org/10.3897/zookeys.788.26885