†Pachyseris denticulata Gerth 1923 (stony coral)
Anthozoa - Scleractinia - Agariciidae
Full reference: H. Gerth. 1923. Die Anthozoenfauna des Jungtertiärs von Borneo [Anthozoa from the Upper Tertiary of Borneo]. Sammlungen des Geologischen Reichsmuseums in Leiden, serie 1 10:37-136
Belongs to Pachyseris according to H. Gerth 1923
Sister taxa: Pachyseris (Pavonaraea), Pachyseris compacta, Pachyseris cristata, Pachyseris curvata, Pachyseris distans, Pachyseris rugosa, Pachyseris speciosa
Type specimen: Its type locality is Pelaran River near Samarinda, Borneo, which is in a Miocene marine horizon in Indonesia
Ecology: stationary intermediate-level epifaunal microcarnivore-photosymbiotic