sensory ganglion morphology trait cranial ganglion morphology trait cochlear ganglion morphology trait Any measurable or observable characteristic related to the shape, structure, color, or pattern of the group of nerve cell bodies that conveys auditory sensation from the organ of Corti to the hindbrain and resides on the cochlear part of the vestibulocochlear nerve (eighth cranial nerve). morphology trait of the spiral ganglion of vestibulocochlear (VIII) nerve Trait.ontology auditory ganglion morphology trait cranial ganglion VIII VT:0002855 Corti ganglion morphology trait