Scanning Electron Microscopy Images (IMAGE)
Caption
Scanning Electron Microscopy images of a last instar of Toramus quadriguttatus and its exuviae. The modified hook-like setae are indicated by arrows and green-colored. The close-up image of connecting part of exuviae of third and second instars shows the modified setae are broken, detached and mostly exposed, while one of second and first instars shows the modified setae deeply inserted. The relevant setae of exuvia of 1st instar are not modified (lower right).
Credit
The Coleopterists Society
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