WoRMS source details
Smith, F.; Welch, P. S. (1913). Some new Illinois Enchytraeidae. Bulletin of the Illinois State Laboratory of Natural History. 9: 615-636.
306464
Smith, F.; Welch, P. S.
1913
Some new Illinois Enchytraeidae
Bulletin of the Illinois State Laboratory of Natural History
9: 615-636
Publication
Fridericia agilis F. Smith, 1895 (additional source)
Fridericia firma F. Smith & Welch, 1913 (original description)
Fridericia tenera F. Smith & Welch, 1913 accepted as Fridericia ratzeli (Eisen, 1872) (original description)
Marionina forbesae Smith & Welch, 1913 (original description)
Fridericia firma F. Smith & Welch, 1913 (original description)
Fridericia tenera F. Smith & Welch, 1913 accepted as Fridericia ratzeli (Eisen, 1872) (original description)
Marionina forbesae Smith & Welch, 1913 (original description)
