FIGURES 27–35 in New species of Ameletus Eaton, 1885 and redescription of Ameletus longulus Sinichenkova, 1981 from the Russian Far East (Ephemeroptera: Ameletidae)

FIGURES 27–35. Ameletus longulus, male imago: 27. Mesonotum, dorsal view. 28. Fore wing. 29. Hind wing. 30. Sternum IX, styliger and gonostyli. 31. Genitalia, lateral view. 32. Penis, ventral view. 33. Penis, dorsal view. 34. Penis, lateral view. 35. Subgenital plate, female, dorsal view. Scale (mm): 30–35=0.5; 28–29=2.0; 27=1.0