Principal component analysis of Berberomeloe male antennomeres VII, VIII, IX, and X. Black polygon: mtDNA clade B1; red polygon: mtDNA clade B2; green polygon: mtDNA clade C2; blue polygon: mtDNA clade C1.

  
 
  Part of: Sánchez-Vialas A, Calatayud-Mascarell A, Ruiz JL, Recuero E, García-París M (2026) Secondary sexual traits and lineage diversification in the giant blister beetle Berberomeloe insignis (Coleoptera: Meloidae). Arthropod Systematics & Phylogeny 84: 175-203. https://doi.org/10.3897/asp.84.e162254