438 Transactions of the Society. 



Family VIII GLOBIGEEINID^. 



Globigerin a d'Orbigny. 



142. Globigerina bulloides d'Orbigny. 



Globigerina bulloides d'Orbigny, 1826, Ann. Sci. Nat., vol. vii. p. 277, No. 1 ; 



Modeles Nos. 17 and 76. 

 Ditto. (d'Orbigny) Williamson, 1858, Eecent Foram. Gt. Britain, p. 56, 



pi. v. figs. 116-118. 

 Ditto. (d'Orbigny) Brady, 1884, Foram. 'Challenger,' p. 593, pi. lxxvii., 



pi. lxxix. figs. 3-7. 

 Ditto. (d'Orbigny) Brady, 1887, Synopsis British Eecent Foraminifera. 



Very rare. The specimens are all fossil, and apparently derived 

 from a clay, as well as from the Chalk. 



143. Globigerina cretacea d'Orbigny. 



Globigerina cretacea d'Orbigny, 1840, Mem. Soc. Geol. France, vol. iv. p. 34, 



pi. iii. figs. 12-14. 

 Ditto. (d'Orbigny) Brady, 1884, Foram. 'Challenger,' p. 596, pi. lxxxii. 



figs. 10, 11. 



Frequent. All Chalk fossils. 



144. Globigerina Unnseana d'Orbigny sp. 



Rosalina linnxana d'Orbigny, 1839, Foram. Cuba, p. 106, pi. v. figs. 10-12. 

 Roscdina canalicuhita Eeuss, 1854, Denkschr. d. k. Akad. Wiss. Wien, vol. 



vii. p. 70, pi. xxvi. fig. 4 a, b. 

 Globigerina linnseana (d'Orbigny) Brady, 1884, Foram. 'Challenger,' p. 598, 



pi. lxxxii. fig. 12; pi. cxiv. fig. 21. 



Frequent. From the Chalk. 



145. Globigerina diUertrei d'Orbigny. 



Globigerina dutertrei d'Orbigny, 1839, Foram. Cuba, p. 95, pi. iv. fi^s. 19-21. 

 Ditto. (d'Orbigny) Brady/ 1884, Foram. 'Challenger,' p. 601, pi. lxxxi. 

 figs. 1 a-c. 



Fossil, pyritised, from the " Blue Band." A single specimen 

 only. 



146. Globigerina pachyderma Ehrenberg sp. 

 (Plate XVIII. figs. 4, 5.) 



Aristerospira pachyderma Ehrenberg, 1873, Abhandl. d. k. Akad. Wiss. Berlin,. 



(1872), p. 386, pi. i. fig. 4. 

 Aristerospira crassa, ibid., p. 388, pi. iii. fig. 9. 

 Globigerina omphalotetras, ibid., p. 388, pi. iii. fig- 11. 



