Contributed by Andrew Smith, November 2011
|Distribution||Upper Eocene (Lutetian), Bonin Islands, Japan.|
|Type||Mirechinus mirabilis Nisiyama, 1966, p. 240 by original designation.|
|Species Included||Only the type species.|
|Classification and/or Status||Carinacea, Camarodonta
Originally placed in the family Toxopneustidae on account of its buccal notches but here treated as indeterminate to family.
|Remarks||Distinguished from Gagaria by its non-crenulate tubercles and deeper buccal notches. Distinguished from Tripneustes by its uniserial arrangement of pore-pairs.
Nisiyama, S. 1966. The echinoid fauna from Japan and adjacent regions. Part 1. Palaeontological Society of Japan Special Papers 11, 1-277, pls 1-18.