Mid-Turonian ammonite faunas from northern Mexico

W. J. Kennedy, and W. A. Cobban

1988

Article

Geological Magazine 125(6):593-612

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Taxa discussed in this work:

• Coilopoceras springeri
• Hoplitoides gibbosulus
• Pseudotissotia kellyi
• Puzosia (Puzosia) serratocarinata
• Romaniceras (Romaniceras) mexicanum
• Romaniceras (Yubariceras) kanei
• Romaniceras (Yubariceras) ornatissimum
• Romaniceras (Yubariceras) reymenti
• Romaniceras adkinsi
• Romaniceras santaanaense
• Romaniceras toribioense
• Spathites coahuilaensis

Taxonomy:

• Schindewolfites isovokyense belongs to Schindewolfites - Collignon (1965)
• Puzosia (Puzosia) serratocarinata belongs to Puzosia (Puzosia) - Kennedy and Cobban (1988)
• Kamerunoceras isovokyense belongs to Kamerunoceras - Kennedy and Cobban (1988)
• Morrowites depressus belongs to Morrowites - Kennedy and Cobban (1988)
• Romaniceras adkinsi belongs to Romaniceras (Romaniceras) mexicanum - Kennedy and Cobban (1988)
• Romaniceras (Yubariceras) kanei belongs to Romaniceras (Yubariceras) - Kennedy and Cobban (1988)
• Romaniceras (Yubariceras) ornatissimum belongs to Romaniceras (Yubariceras) - Kennedy and Cobban (1988)
• Spathites chispaensis belongs to Spathites coahuilaensis - Kennedy and Cobban (1988)
• Neoptychites xetriformis belongs to Neoptychites cephalotus - Kennedy and Cobban (1988)
• Hoplitoides gibbosulus belongs to Hoplitoides - Kennedy and Cobban (1988)