A new species of Diolcus Mayr (Hemiptera: Heteroptera: Scutelleridae: Pachycorinae) with a reexamination of the subfamily and generic placement of Nesogenes boscii (Fabricius) (Hemiptera: Heteroptera: Scutelleridae: Elvisurinae or Pachycorinae)

  • Joseph E. Eger, Jr.
Keywords: Shield bug, Caribbean, Western Hemisphere, subfamily placement, systematics


Diolcus thomasi Eger new species (Hemiptera: Heteroptera: Scutelleridae: Pachycorinae), is described from Cayman Brac and Little Cayman Island and compared to D. chrysorrhoeus (Fabricius), its closest congener. Nesogenes boscii (Fabricius) is removed from the Elvisurinae and placed in the Pachycorinae. The relationship of N. boscii to D. thomasi and D. chrysorrhoeus is discussed.