Yoko Matsumura, Haruki Suenaga, Yoshitaka Kamimura, Stanislav N. Gorb (2017)
Traumatic mating by hand saw-like spines on the internal sac in Pyrrhalta maculicollis (Coleoptera, Chrysomelidae, Galerucinae).
ZooKeys720: 77.
DOI: 10.3897/zookeys.720.13015