Ptychobela resticula is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.MolluscaBase (2018). Ptychobela resticula Li B. Q., Kilburn & Li X. Z., 2010. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=513840 on 2019-01-17 The length of its shell varies between 33 mm and 41.5 mm. This species occurs in the South China Sea.
References
Li B.Q., Kilburn R.N., & Li X.Z. (2010). Report on Crassispirinae Morrison, (Mollusca: Neogastropoda: Turridae) from the China Seas. Journal of Natural History. 44, 699–740.