cephalic spine

cephalic spines

One of the spines, probably denticle derivatives, occurring singly or in pairs just behind the orbit on the cheek area in some fossil sharks. May have occurred only in males and may have served to hold the female during copulation, e.g. in the Jurassic genera Hybodus, Asteracanthus and Acrodus.

Type Organ
Structure parente spine appendage of head
Nom latin cephalic spines

Questions fréquentes

What is the cephalic spine?
One of the spines, probably denticle derivatives, occurring singly or in pairs just behind the orbit on the cheek area in some fossil sharks. May have occurred only in males and may have served to hold the female during copulation, e.g. in the Jurassic genera Hybodus, Asteracanthus and Acrodus.
What is the Latin name for the cephalic spine?
The Latin name for the cephalic spine is cephalic spines.

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