He was named first in formal prayers to the gods, as the god of beginnings.
The tigillum sororium was flanked by altars to Juno Sororia and this god with the epithet Curiatius. He supposedly prevented the Sabines from capturing the Forum by causing jets of boiling water to spring up at the entrance. He was identified with Portunus, the youthful god of ferries and harbors, recalling this god's earlier provenance over bridges and crossing places. He was named first in formal prayers to the gods, as the god of beginnings. FTP, name this Roman god of entrances and exits, depicted on coins looking before and behind with his two faces.
The tigillum sororium was flanked by altars to Juno Sororia and this god with the epithet Curiatius.
Janus