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Subprionocyclus cf. bakeri (Anderson)

Citation
1993.

Subprionocyclus cf. bakeri (Anderson)

Tanabe, K. 1993 p. 348, fig. 2A

Condition: Present
Taxonomy:Mollusca: Cephalopoda: Ammonitida: Ammonitina: Acanthoceratoidea: Collignoniceratidae:
Geologic Time:Mesozoic: Cretaceous: Late Cretaceous: Turonian:
Horizon:Middle Yezo Group: Member Mm:
Locality:Japan: Hokkaido: Obira: Tappu: R 4015, middle course of the Obirashibe River:
Reference
Tanabe, K., 1993: Variability and mode of evolution of the middle Cretaceous ammonite Subprionocyclus (Ammonitina: Collignoniceratidae) from Japan. Geobios, no. 15, pp. 347–357, pl. 1. (Reference No. 0695)
Tanabe, K., Ito, Y., Moriya, K. and Sasaki, T., 2000: Database of Cretaceous ammonite specimens registered in the Department of Historical Geology and Paleontology of the University Museum, University of Tokyo. The University Museum, The University of Tokyo, Material Reports, no. 37, pp. i–iv + 1–509. (Reference No. 0879)
UMUT PDF download   
UMUT Material Reports: Citation
Ichikawa, T., 1995, no. 33, p. 52. 
Tanabe et al., 2000, no. 37, p. 317. 

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