stomodeal denticles

special placoid scales lining the mouth and pharyngeal cavities of some Elasmobranchii, e.g. Heterodontus

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • gastric mill — A food grinding apparatus in the foregut of decapod crustaceans; in penaeid shrimps, consists of denticles (tooth like processes) and lateral ridges in wall of anterior chamber; in crayfishes, lobsters, and crabs, consists of one dorsal and two… …   Crustacea glossary

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