TY  - BOOK
AU  - Field, William D.
TI  - Butterflies of the genus Vanessa and of the resurrected genera Bassaris and Cynthia (Lepidoptera:Nymphalidae)
T2  - Smithsonian contributions to zoology
PY  - 1971///
CY  - Washington
PB  - Smithsonian Institution
KW  - Mariposas
ER  -