A revision of the neotropical aquatic beetle genus Stegoelmis (Coleoptera : Elmidae)
Spangles, Paul J.
A revision of the neotropical aquatic beetle genus Stegoelmis (Coleoptera : Elmidae) - Washington : Smithsonian Institution, 1990 - 52 p. : ilus - Smithsonian contributions to zoology ; 502 . - Smithsonian contributions to zoology ; 502 .
53-446
4596
Escarabajos.
A revision of the neotropical aquatic beetle genus Stegoelmis (Coleoptera : Elmidae) - Washington : Smithsonian Institution, 1990 - 52 p. : ilus - Smithsonian contributions to zoology ; 502 . - Smithsonian contributions to zoology ; 502 .
53-446
4596
Escarabajos.