Pores regular, circular; eight to nine on the radius of the phacoid shell, two on the breadth of each chamber.
Phacoid shell twice as broad as the medullary shell, with five to seven pores on its radius, without perfect chambered ring.
Pores of the convex covering plates regular, circular; eight on the radius of the phacoid shell, two on the breadth of the ring.
Pores regular, circular; seven on the radius of the phacoid shell, one single pore on each chamber.
Phacoid shell twice as broad as the medullary shell, with six to seven pores on its radius.
