†Pentaphyllum permicum Ilyina 1997 (horn coral)
Anthozoa - Stauriida - Pentaphyllidae
Full reference: T. G. Ilyina. 1997. Distribution, taxonomy and morphology of Permian Rugosa of southeastern Pamir (Tadzhikistan). Boletin de la Real Sociedad Espanola de Historia Natural, Seccion Geologica 91:127-141
Belongs to Pentaphyllum according to T.G. Ilyina 1998
Sister taxa: Pentaphyllum antractum, Pentaphyllum breviseptum, Pentaphyllum cuneatum, Pentaphyllum excentricum, Pentaphyllum leptoconicum, Pentaphyllum minimum, Pentaphyllum subcylindricum
Type specimen: 2376/367 PIN. Its type locality is Kurteke River, Second left tributary, which is in a Kungurian shallow subtidal limestone in the Kochusu Formation of Tajikistan.
Ecology: stationary epifaunal suspension feeder