| 000 | 00379 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aGrossbeck, John A. | |
| 245 | 1 | _aStudies of the north american geometrid moths of the genus Pero | |
| 260 |
_aWashington _c1910 |
||
| 300 | _a359-377 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aGeometrid, Genus Proceedings of the United States National Museum, Vol. 38. No. 1753 | ||
| 901 | _aS57781 | ||
| 999 |
_c114192 _d114192 |
||