Cylleneus
Could not find Cylleneo in Logeion dictionaries.
Cylleneo Proper-name adjective: neuter dative singular, Proper-name adjective: masculine ablative singular, Proper-name adjective: masculine dative singular, Proper-name adjective: neuter ablative singular of Cylleneus
Cyllēnēus, (14) a, um, du mont Cyllène, de Mercure : Ov. M. 11, 304 ; Hor. Epo. 13, 9.