The VW Beetle was named after an insect.
The Thorax.
An alitrunk is the segment of an insect's body to which the wings are attached.
...segment
no
segment
If the back legs are particurlarly long it may be some kind of Grasshopper or Cricket.
centipedes
Dr.suess
It is a line segment
None, the closest would be Scorpio which is a scorpion. However the scorpion is not an insect it is an arthropod of the class arachnid.
yellowjacket