334 Transactions of the Society. 



Virgulina d'Orbigny. 



82. Virgulina suhsquamosa Egger. 



Virgulina suhsquamosa Egger, 1857, Neues Jahrb. fiir Min., etc.; p. 295, pi. 



xii. figs. 19-21. 

 Virgulina tenuis Se^uenza, 1862, Atti dell' Accad. Gioenia, vol. xviii. ser. 2, 



p. 110, pi. ii. figs. 2, 2a. 

 Virgulina suhsquamosa (Egger) Brady, 1884, Foram. 'Challenger,' p. 415, 



pi. Hi. figs. 7-11. 



One specimen, apparently fossil. 



Bolivina d'Orbigny. 



83. Bolivina aenariensis Costa sp. 



Brizalina aenariensis Costa, 1856, Atti dell' Accad. Pont., vol. vii. p. 297. 



pi. xv. fig. 1, a, b. 

 Bolivina costata (d'Orbigny) Siddall, 1878, Proc. Chester Soc. Nat. Science, 



pt. ii. p. 55. 

 Bolivina aenariensis (Costa) Brady, 1882, Proc. Eoy. Soc. Edinburgh, vol. xi. 



p. 711— Table. 

 Ditto. (Costa) Brady, 1884, Foram. ' Challenger,' p. 423, pi. liii. figs. 10-11. 

 Ditto. (Costa) Siddall, 1886, Proc. Lit. Phil. Soc. Liverpool, vol. xl. 



Appendix, p. 56. 

 Ditto. (Costa) Brady, 1887, Synopsis British Recent Foram in ifera. 



Fossil only ; apparently from at least two different sources. 



84. Bolivina beyrichi Eeuss. 



Bolivina beyrichi Reuss, 1851, Zeitschr. d. deutsch. geol. Gesell., vol. iii. p. 83, 



pi. vi. fig. 51. 

 Ditto. (Reuss) Hantken, 1875, Mittheil. Jahrb. d. k. Ung. geol. Anstalt., vol. 



iv. p. 64, pi. vii. fig. 11. 

 Ditto. (Reuss) Terrigi, 1880, Atti dell' Accad. Pont., ann. xxxiii. p. 198, pi. ii. 



fig. 44. 

 Ditto. (Reuss) Brady, 1884, Foram. ' Challenger,' p. 422, pi. liii. fig. 1. 



Fossil, common. The specimens, which are apparently derived 

 from two or three different sources, show a considerable variation 

 in breadth. None of them exhibit any tendency to the formation 

 of the " wing," which is usually more or less prominent in recent 

 examples. 



85. Bolivina dilatata Reuss. 



Bolivina dilatata Reuss. 1849, Denkschr. d. k. Akad. Wiss. Wien, vol. i. p. 381, 



pi. xlviii. fig. 15. 

 Textularia variabilis var. spathulata Williamson, 1858, Rec. Foram. Gt. Brit., 



p. 76, pi. vi. figs. 164, 165. 

 Bolivina dilatata (Reuss) Brady, 1884, Foram. ' Challenger,' p. 418, pi. Iii. 



figs. 20, 21. 

 Ditto. (Reuss) Brady, 1887, Synopsis British Recent Foraminifera. 



Recent. One large and very tine specimen. 



