TY  - JOUR
TI  - The freshwater crayfishes of South America
T2  - Proceedings of the Biological Society of Washington
VL  - 84
UR  - https://www.biodiversitylibrary.org/part/44316
PB  - Biological Society of Washington
CY  - Washington
PY  - 1971
SP  - 129
EP  - 136
AU  - Riek, E
ER  -