EXPLANATION OF PLATE XXXV. 



Fig. 1. Cryptolaria angulala, sp. nov. 



Shown without the supplementary tubes which 



ultimately surround it. 

 Fig. 2. Hypopyxis distans, sp. nov. 



Part of a pinna, with the opercula in various 



positions. 

 Fig. 3. Hypopyxis distans, sp. nov. 



Part of main stem. Opercula absent. 

 Fig. 4. Hi/pop i/. i', is tlifttans, sp. nov. Back view. 

 Fig 5. Hypopyxis distans, sp. nov. Gonotheca. 

 Fig. 6. PI am id aria sulcata, Lamarck. Gonotheca. 

 Fig. 7. Plumularia sulcatn, Lamarck. Gonotheca. 



Figs. 1-7 x 40. 



