noun (plural tritocerebra /-brə/)Entomology
The third and hindmost segment of an insect’s brain.
- In crustaceans, the deutocerebrum and tritocerebrum feed nerves into the primary and secondary antenna respectively.
- Mutation and overexpression of labial result in altered homeotic gene expression in the tritocerebrum.
- The protocerebrum possesses optic centers and optic nerves, while the tritocerebrum contains the nerves which supply the chelicerae.
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