C. exasperatus
C. exasperatus may refer to a few different species. The specific epithet exasperatus means 'roughened.'
- Callinectes exasperatus, the rugose swimming crab
- Chiton exasperatus, a marine mollusk in the genus Chiton
- Clavus exasperatus, the exasperating turrid, a sea snail
- Colostethus exasperatus, a synonym for Hyloxalus exasperatus, an Ecuadorean frog