Echinoidea taxon details
original description
Ishijima, W. & Hatai, K. 1973. A Problematic Microfossil from the Miocene Mizunami Group, Toki-Mizunami District, Gifu Prefecture, Japan. St. Paul's Review of Science (= Rikkyo Daigahu Kenkyu Hokoku) 3, 65-68. page(s): 67 (description: on p. 65); fig. 1 [details]
basis of record
Kroh, A. 2010. Index of Living and Fossil Echinoids 1971-2008. Annalen des Naturhistorischen Museums in Wien, Serie A 112, 195-470., available online at http://verlag.nhm-wien.ac.at/pdfs/112A_195470_Kroh.pdf page(s): 395 [details]
From editor or global species database
Fossil range Miocene [details]
Remark Problematic microfossil known from single cross section only, resembles echinoid spine cross section [details]
Stratigraphy Akeyo Formation, Mizunami Group [details]
Type locality Obora, west of Akeyo and Northeast of Toki, Toki-Mizunami District, Gifu Prefecture, Central Japan [details]
Type material no types designated, material housed in the collection of Kotora Hatai [details]
| |