Adaverina acclinis (Klaamann, 1966)

Coralla broad, fasciculate, of very big dimensions; formed of large, obliquely placed sparse cylindrical corallites; calices barrel-shaped. Diameter of corallites 5.5—6 mm. Thick walls with clearly wrinkly epitheca. Tabulae oblique, intersecting or funnel-shaped, forming in the latter case, an axial tube. Septal apparatus represented by dense spinules encased in the sclerenchyme of walls; length of spinules 0.5 mm. Lateral gemmation, very rare