194 Prof. T. R. Jones on the 



rellina siliqua figured in pi. xiv. fig. 6 c, Ann. & Mag. Nat. 

 Hist. sev. 4, vol. iii. 



One specimen. Vine Coll. no. XIV2. Bed no 43, Coal- 

 brook-Dale Beds. 



VIII. Note. — Prof.G.Lindstrom,of Stockholm, has kindlj 

 submitted to me for examination a large assortment of Ostracoda 

 from the Silurian Limestones of Scandinavia. With nume- 

 rous specimens of Beyrichice and PrimiticB^ and of Thlipsura 

 v-scripta, there appear to be some specimens of Pontocypris 

 Smithiij Byiliocypris concinna, and B. Hollii (?) ; also a small 

 representative of J/(^'crocj//Jr^s Vinei ^). He has also found 

 some interesting ^chmince and other rare forms in these 

 limestones. 



IX. EXPLANATION OF THE PLATES. 



Plate IV. 



[All the figures magnified 25 diameters.] 



Fiff. 1. Macrocypris Vinei, sp. nov. Cast, imperfect posteriorly, a, left 



valve outwards ; b, ventral view ; c, end view. 

 Fig. 2. The same. Cast, imperfect at hinder end. a, right valve shown ; 



b, edge view. 

 Fig. 3. The same, a, left valve outwards, slightly imperfect in front ; b, 



edge view\ 

 Fig. 4. Fontocifpris Mawii, sp. nov. a, left valve outwards ; b, right 



valve outwards ; c, edge view; d, end view. 

 Fig. 5. Pontocypris Smithii, sp. nov. a, left valve outwards ; L, right 



valve outwards ; c, ventral view ; d, dorsal view. 

 Fig. 6. Pontocypris Mawii, sp. nov., var. gibbera, nov. a, right valve 



outwards; b, edge view ; c, end view. 

 Fig. 7. The same. Left valve outwards. 



Plate V. 



[All the figures magnified 25 diameters.] 



Fig. 1. Bythocypris Hollii, sp. nov., S • «> right valve outwards b, ven- 

 tral view ; 0, hind view. 



Fig. 2. Bythocypris Hollii, sp. nov., 5 , Left valve outwards. 



Fig. 3. Bythocypris Phillipsiana, J. & H., var. major, nov. a, right valve 

 outwards ; b, left valve outwards. 



Fig. 4. Bythocypris Phillipsiana, J. & H. a, right valve outwards ; 6, 

 ventral view ; c, front view. 



Fig. 5. Bythocypris tesiacella, sp. nov. a, right valve outwards ; b, ven- 

 tral view ; c, end view. 



Fig. 6. Bythocypris concinna, sp. nov. cr, left valve outwards ; b, right 

 valve outwards ; c, edge view ; d, end view. 



Fig. 7. Bythocypris concinna, sp. nov., var. oralis, nov. Right valve 

 outwards. 



Fig. 8. Macrocypris elegans, sp. nov. o, right valve outwards; b, central 

 view ; c, hind view. 



Fig. 9. Macrocypris siliqnoides, sp. nov. a, right valve outwards ; b, 

 dorsal view ; c, front view. 



Fig. 10. Macrocypris? alta, sp. nov. a, right valve outwards; 6, edge 

 view. 



