PLATE XXIV. 



YESTINAUriLUS PAUCICARINATUS, A. H. FoOVil , Sp. 



Fig. 1 a. Lateral view of a near]\' perfect specimen, showing the characteristic 

 inner keel of this species 1 h. Front view, showing the peripheral keels. Ire- 

 land (exact locality nnknown). British Mnseum. (Page 86.) 



Fig. 2. Front view of a large specimen, showing the close septation upon the 

 peripheral area. Glenbane "West, county of Limerick. Dublin Museum of Science 

 and Art (Geological Survey of Ireland). (Page 86.) 



Fig. 3. Polished section of an individual, showing the septa and siphuncle 

 and the greater part of the body-chamber. St. Doulagh's. My Collection. 

 (Page 86.) 



Fig. 4. Lateral view of a young individual St. Doulagh's. Dublin Museum 

 of Science and Art. (Page 86.) 



Fig. 5. Ornamentation of the test of another specimen, enlarged; this is 

 rarely preserved. (The lines in this figure are proportionally too fine; they are 

 also too irregular.) St. Doulagh's. Dublin Museum of Science and Art. 

 (Page 86.) 



