Neostacheoceratidae is one of three families of the Cyclolobaceae superfamily. They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopuses, and cuttlefish, and more distantly to the nautiloids. The following genera are included: Glassoceratinae Ruzhencev, 1960 Glassoceras Neoglassoceras Subglassoceras Nostacheoceratinae Toumansky, 1939 Chengxianites Furnishites Martoceras Neostacheoceras Stacheoceras Waagenina References The Paleobiology Database accessed on 10/01/07 Goniatitida families Cyclolobaceae