Cephalopoda - Phylloceratida - Phylloceratidae
Alternative combinations: Ammonites (Scaphites) ramosum, Ammonites (Scaphites) ramosus, Hypophylloceras (Neophylloceras) ramosus, Neophylloceras ramosum, Phylloceras (Neophylloceras) ramosum
Synonyms: Phylloceras pachecoense Anderson 1958, Phylloceras pachecoensis Anderson 1958, Phylloceras vaculae Anderson 1958, Phylloceras vaculum Anderson 1958
Belongs to Hypophylloceras (Neophylloceras) according to C. Salazar et al. 2010
See also Anderson 1958, Henderson 1970, Henderson and McNamara 1985, Jones 1963, Matsumoto 1959, Matsumoto 1960, Matsumoto 1984, Ward and Kennedy 1993 and Wright et al. 1996
Sister taxa: Hypophylloceras (Neophylloceras) arturoi, Hypophylloceras (Neophylloceras) groenlandicum, Hypophylloceras (Neophylloceras) hetonaiense, Hypophylloceras (Neophylloceras) inflatum, Hypophylloceras (Neophylloceras) surya, Hypophylloceras (Neophylloceras) velledaeforme, Neophylloceras marshalli, Neophylloceras meridianum, Neophylloceras radiatum, Neophylloceras ramosus, Neophylloceras ultimum, Neophylloceras ultinatum, Phylloceras (Neophylloceras) decipiens, Phylloceras (Neophylloceras) nera
Average measurements (in mm): shell diameter 34.9
Distribution:
• Cretaceous of Australia (4 collections), Canada (1: British Columbia), Chile (4), Japan (1), the Russian Federation (3), United States (27: Alaska, California, Washington)
Total: 40 collections including 41 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.