Fig. 33 in Figs. 16–17. 16 in A Description of the First Instar of Hoperius planatus Fall, 1927 (Coleoptera: Dytiscidae: Colymbetinae: Colymbetini), with Phylogenetic Implications

Fig. 33. Multiple discriminate analysis of Nearctic species of Brychius Thomson (Coleoptera: Haliplidae) based on measurements of adults from selected populations; a) males, b) females. 1 5 B. hungerfordi; 2 5 B. pacificus; 3 5 B. hornii (Creston, BC); 4 5 B. hornii (Cowan, MB); 5 5 B. hornii (Fort McMurray, AB); 6 5 B. hornii (Cypress Hills, AB).