†Pachyascus formosus Schrammen 1937 (glass sponge)
Hexactinellida - Hexactinosa - Craticulariidae
Belongs to Pachyascus according to Schrammen 1937
Sister taxa: Pachyascus batalleri, Pachyascus lopatinensis, Pachyascus punctatus
Ecology: stationary epifaunal suspension feeder