FIGURES 39–52 in Notation of primary setae and pores on larvae of Dytiscinae (Coleoptera: Dytiscidae), with phylogenetic considerations

FIGURES 39–52. Distribution of ancestral setae and pores on antenna of first instar of selected species of Dytiscinae; (39–45) right antenna, dorsal surface; (46–52) left antenna, ventral surface; (39, 46) Dytiscus harrisii; (40, 47) Hyderodes shuckardi; (41, 48) Megadytes (Megadytes) carcharias; (42, 49) Megadytes (Paramegadytes) glaucus; (43, 50) Megadytes (Trifurcitus) fallax; (44, 51) Cybister tripunctatus; (45, 52) Onychohydrus scutellaris; A1–A4, antennomeres 1–4; AN, antenna; Sp, spinula; numbers and lowercase letters refer to primary setae and pores, respectively (see Table 3 for list of setae and pores).