The given size is measured from the head to the end of the abdomen, without the wings.
The lifespan is given in month and has the following definition:
overall-age ("time between hatching and imago" + "lifespan after the last molting")
Example: 9 (2 + 7) month lifespan
overall-age = 9 month
time between hatching and imago = 2 month
lifespan after the last molting = 7 month
Morphologically differences between male and female.