440 PROF. F. J. BELL ON THE TEMNOl'LEURID^. [JuUC I. 



EXPLANATION OF PLATE XLI. 



Fig. 1. Test of Salmacis globator (form a), p. 431 ; nat. size. 



2. „ „ (form /3) ; nut. size. 



3. Apical area of S. ghbator, j8 ; somewhat iiiagiiificcl. 



4. Apical area of Amblypneustes grisius, p. 4oB, I'roiii a specimen with large 



generative pores ; somewhat magnified. 



5. 6. A. grisius; the two forms, showing the diflerence in tlio width of tlio 



poriferous zone ; nat. size. 



7. Outline sketch of auricle of S. globator, a. 



8. 1) I, » P- 



[20] 



