TY  - BOOK
AU  - Spangles, Paul J.
AU  - Santiago, Silvia.
TI  - A revision of the neotropical aquatic beetle genera Disersus, Pseudodisersus, and Potamophilops (Coleoptera : Elmidae)
T2  - Smithsonian contributions to zoology
PY  - 1987///
CY  - Washington
PB  - Smithsonian Institution
KW  - Disersus
KW  - Escarabajos
KW  - Potamophilops
KW  - Pseudodisersus
ER  -