Virtual Zoo: Caterpillar
Caterpillars are the larval stage of members of the order Lepidoptera. As with most common names, the application of the word is arbitrary, since the larvae of sawflies are commonly called caterpillars as well. Both lepidopteran and symphytan larvae have eruciform body shapes.
Lean more about caterpillars on Wikipedia
Haven Metrology has used their Nikon X-Ray & CT Scanner to acquire high resolution, water tight internal and external scan data of this organic specimen.