Mizuhobaris

Mizuhobaris is an extinct genus of shelled octopods from the Late Miocene.

Mizuhobaris Temporal range: Miocene
Mizuhobaris izumoensis
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Order:	Octopoda
Family:	Argonautidae
Genus:	†Mizuhobaris Yokoyama, 1913
Species
†Mizuhobaris izumoensis Yokoyama, 1913 †Mizuhobaris lepta Saul & Stadum, 2005

M. lepta was found in the Los Angeles Basin, California. This species is characterised by low radial ribs on a thin, keelless, planispirally coiled eggcase. It represents the first Argonautidae fossil from the Western Hemisphere.[1]

References

1. Saul, L. & C. Stadum (2005). "Fossil Argonauts (Mollusca: Cephalopoda: Octopodida) From Late Miocene Siltstones Of The Los Angeles Basin, California". Journal of Paleontology. 79 (3): 520–531. doi:10.1666/0022-3360(2005)079<0520:FAMCOF>2.0.CO;2.

Further reading

• Yanagisawa, Y. 1990. "Age of fossil Argonautidae (Cephalopoda) from Hokuriku Province (central Honshu, Japan) based on diatom biostratigraphy" (PDF). Archived from the original (PDF) on 2007-09-27. (1.90 MiB) Bull. Geol. Surv. Japan 41 (3): 115-127.