Fissurellidae
	
	Diodora suprapunicea Otuka, 1937
	
 
 
Description
	Pale brown with brown radial bands and thin brack radial bands. Thick, radial 
	riblets and growth rings formed reticulations.
Locality
	Japan: Off Choshi, Awa Onjuku, Mouth of Tokyo Bay in 20m, Shikoku, Kyushu, 
	North of Yamaguchi.
Original articles of scientific name
	1937 Diodora suprapunicea Otuka, Jour. Geol. Soc. Japan, 44 (529), 
	p. 944, pl. 30, figs. 6a, b.
Original of Japanese name
	1947 Tetsuaki Kira.
Remarks
	It had been said that D. suprapunicea was the rare shell which was 
	able to pick up on the beach. 
	Scientific name is connected to Geologist Yanosuke Ohtsuka.