- sclerite
- sclerotization
- scutellar bristles
- scutellum
- SEM
- serpentine mine
- seta
- side sclerites
- spermatheca
- spiracle
- spiracular bulb
- Squama
- ssp
- stage mounting
- sternite
- stridulation
- stridulation mechanism
- stridulatory file
- stridulatory scraper
- subbasal vesicae
- subcosta
- subfamily
- subgenus
- surstylus
- sympatric
- syntergosternite
- systematics