Anthozoa - Scleractinia - Guyniidae

Alternative combination: Trochocyathus zitteli

Synonyms: Dasmosmilia spissa Squires 1958, Diegosmilia complanata Collignon 1931, Kumbiopsammia besairiei Alloiteau 1958, Microseris complanata Collignon 1931, Palaeopsammia aegyptiaca Wanner 1902, Palaeopsammia fastigiata Kühn 1933, Palaeopsammia multiformis Wanner 1902, Pattalophyllia aegyptiaca Wanner 1902, Steriphonotrochus leithensis Vaughan 1920, Thecocyathus aegyptiacus Wanner 1902

Belongs to Palaeopsammia according to R. Baron-Szabo 2008

Sister taxa: Palaeopsammia cardabiaensis, Palaeopsammia collignoni, Palaeopsammia zljebinensis

Type specimens:

• Palaeopsammia zitteli: Its type locality is Bab-el Jasmund, Libyan Desert, which is in a Danian perireef or subreef limestone in Egypt
• Dasmosmilia spissa: Its type locality is Conway River, which is in a Teurian/Heretaungan coastal sandstone in the Amuri Limestone Formation of New Zealand.
• Diegosmilia complanata:
• Kumbiopsammia besairiei: Its type locality is Ampasindava, which is in a Maastrichtian marine horizon in Madagascar.
• Palaeopsammia fastigiata: Its type locality is Neyriz, which is in a Maastrichtian shallow subtidal limestone in Iran.
• Palaeopsammia multiformis: Its type locality is Bab-el Jasmund, Libyan Desert, which is in a Danian perireef or subreef limestone in Egypt.
• Steriphonotrochus leithensis: Its type locality is Kayser-Leith area, which is in a Danian coastal shale/limestone in the Lance Formation of North Dakota.
• Thecocyathus aegyptiacus: Its type locality is Bab-el Jasmund, Libyan Desert, which is in a Danian perireef or subreef limestone in Egypt.