Use of axonal projection patterns for the homologisation of cerebral nerves in Opisthobranchia, (Mollusca, Gastropoda)

Table 1 Terminology of cerebral nerves in Opisthobranchia

Modified synonyms after Edlinger[7] used in the present study	Vayssière[29]	Hanström[15]	Huber[8]	Croll et al.[31]	Innervated CSO/Head region See also Edlinger [7], Huber [8]
N1	c1	Nervus labialis minor, Nervus oralis	Nervus labialis superior, Nervus oralis	Upper labial nerve	Lip
N2	c3	Nervus labialis superior, Nervus tentacularis	Nervus labialis, Nervus labiotentacularis, Nervus menti	anterior tentacle nerve	ASOs: Anterior tentacle, Lip organ, oral veil, oral lobe, anterior Hancock’s organ
N3	c4	Nervus tentacularis, Nervus rhinophoralis	Nervus rhinophoralis	posterior tentacle nerve	PSOs: Rhinophore, posterior Hancock’s organ, posterior tentacle
Nclc	c2	Nervus proboscidis	Nervus tentacularis, Nervus clypei-capitis	lower labial nerve	Anterior / lateral body wall, cephalic shield, cephalic disc

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