Plate IX. 



Regadrella Tcomeyainai Ij. 



Fig. 1. The tyjoe specimen in the Sci. Coll. Mus., consisting of tvvi) indivi- 

 duals. -/5 nat. size. 



Fig. 2. Gastral side of the wall of the larger individual shown in Hg. 1. 

 Nat. size. 



Fig. 3. Cuff and corona of the same, seen fn^m above. Nat. size. 



Fig. 4. Dermal surface of the same. Magnified about V].^ x . 



