Manayunkia speciosa Leidy
Manayunkia speciosa Leidy, 1859
Manayunkia eriensis Krecker, 1939
Ecology: FT
Distribution: NA
Habitat: LR, ES
Additional references: Leidy (1860, 1883), Foulke (1884), Gravier (1901c, 1902a, b), Zenkevitsch (1925), Meehean (1929), Wesenberg-Lund (1958), Hartman (1959b), Hiltunen (1965), Holmquist (1967b, 1973, 1975), Mackie & Qadri (1971), Foster (1972), Poe & Stefan (1974), Rolan (1974), Spencer (1976), Croskery (1978), Smith (2001), Stocking & Bartholomew (2007)