TY  - BOOK
AU  - Mathis,Wayne N.
TI  - Studies of Gymnomyzinae (Diptera:Ephydridae), IV : a revision of the shore-fly genus Hecamede Haliday / 
PY  - 1993///
CY  - Washington, D.C.
PB  - Smithsonian Institution Press
N1  - Companion to: Smithsonian contributions to zoology ; no. 541
ER  -