Check-lists
* List of countries might not be complete
Links and literature
[1] Manda, Š.& Turek, V. (2009): Revision of the Pragian Rutoceratoidea Hyatt, 1884 (Nautiloidea, Oncocerida) from the Prague Basin, Bulletin of Geosciences 84(1), 127–148 [as Aphyctoceras annulatum (Barrande, 1865)]
Manda, Š.& Turek, V. (2009): Revision of the Pragian Rutoceratoidea Hyatt, 1884 (Nautiloidea, Oncocerida) from the Prague Basin, Bulletin of Geosciences 84(1), 127–148 [as Aphyctoceras annulatum (Barrande, 1865)]