Cladistic analysis of Albian heteromorph ammonites

N. Monks

1999

Article

Palaeontology 42(5):907-925

Find it at:

http://dx.doi.org/10.1111/1475-4983.00102

Taxa discussed in this work:

• Hamitella
• Protanisoceras (Heteroclinus)
• Protanisoceras (Torquistylus)

Taxonomy:

• Protanisoceras (Torquistylus) belongs to Protanisoceras - Casey (1961)
• Protanisoceras (Heteroclinus) belongs to Protanisoceras - Casey (1961)
• Hamitella belongs to Hamitidae - Monks (1999)