Postsporadopyle – colonial representatives of Craticulariidae (Porifera, Hexactinellida)

Abstract

Among Craticulariidae, the representatives of Postsporadopyle are peculiar for the skeleton intricate morphology determined by dichotomy and trichotomy of the primary modules. Besides the P. triloba known from the Santonian of the Volga region, two previously unknown here species are considered.

Keywords

• primary colonies
• santonian
• the volga region