Publication Clessin (1875): summary

Full Citation

Clessin. 1875. Verh. Ver. Naturgesch. Hamburg 2.

Attributed Nominal Species

Unio pseudolitoralis Clessin, 1877 = Unio crassus

Clessin, 1875. Verh. Ver. Naturgesch. Hamburg 2: 258 [as ‘pseudo-litoralis’]. [nomen nudum]
Clessin, 1877. Deutsche Excurs. Moll. Fauna: 469, text fig. 305 [as ‘pseudo-litoralis’].