dorsal denticle
From ZooTerms (Dictionary of Invertebrate Zoology)
2. (Arthropoda: Crustacea) In Ostracoda, a small, solid spinose projection on the dorsal margin; smaller than the dorsal spine.
2. (Arthropoda: Crustacea) In Ostracoda, a small, solid spinose projection on the dorsal margin; smaller than the dorsal spine.