TY  - BOOK
AU  - JOHNSON, Clarence D
TI  - Revision of the genus sennius of north and central America (Coleoptera : Bruchidae)
U1  - 632.76 J50R 
PY  - 1973///
PB  - Washington
KW  - BEETLES - RESEARCH
KW  - AGRICULTURAL PESTS - RESEARCH
ER  -