Fig. 1 in A young parasite in an old fish host: A new genus for proteocephalid tapeworms (Cestoda) of bowfin (Amia calva) (Holostei: Amiiformes), and a revised list of its cestodes

Fig. 1. Laruella perplexa (La Rue, 1911) n. comb. from Amia calva (A, B, C, E, G, H) and Proteocephalus ambloplitis (Leidy, 1887) from Micropterus dolomieu (D, F). A, D – anterior part of body with first proglottids. B, C, E, F – scolex, frontal view; B – holotype (USNM 1347286); note narrow sphincters around sucker opening in C, E). G – cross section through scolex; note sphincters on margin of sucker openings; paratype (USNM 1348679). Abbreviations: AO - apical organ; EG – egg; ILM – inner longitudinal musculature; OC – osmoregulatory canals; SS – sucker sphincter; SU – sucker; TE - testes; TG - tegument; UT – uterus; VF – vitelline follicles.