326 FORAMINIFERA OF THE CRAG. 



of Malaga and Italy ; and the Pliocene of Italy and St. Erth. In the Coralline 

 Crag we have it from Tattingstone and Sudbourne, zone d, and Aldborough, 

 zone g. 



Genus 6. — Rotalia, Lamarck, 1804. 



Carpenter, ' Introd. Foram.,' 1862, p. 212; Brady, Report « Challenger. ,' 1884, 



pp. 73 and 702. 



Nax.'TILUS, Linne, Walker and Boys, Gaidtieri, Martini, Schroeter, Murray, 

 Pulteney, Brookes, Adams, Montagu, Maton and Backett, Parkinson, 

 Pennant, Dillwyn, Turton, Wood, Brown, Macgillivray, &c. 



Eotalia, Lamarck, d'Orbigny, Fleming, Bronn, Michelotti, von DZagenow, Mac- 

 gillivray, Thorpe, Parker and Jones, Reuss, Carpenter, Soiverby, 

 Brady, M. Sars, Schwager, Karrer, Schultze, Hall, Brown, Mackie, 

 Hertwig, Sorting, von Zittel, Nicholson, Seguenza, Terrigi, TJhlig, 

 Wright, von Giimbel, Malagoli, Marsson, Quenstedt, Mantell, Dawson, 

 Claus, Phillips, Pitta, Dixon, Vanden Broeck, Pictet, Boemer, von 

 Schlicht, Bailey, Kiibler and Zwingli, Michelotti, Fornasini, d'Archiac, 

 Stache, Andreae, Biitschli, Toula, Carter, Basset, A. Silvestri, and 

 others. 



Discobbttia, Lamarck. 



Steeblus, Fischer. 



GrYEOiDiNA, d'Orbigny, Bomer, Bronn, Basset. 



Tubbinxjlina, d'Orbigny, Turton. 



Calcabina, d'Orbigny, Carpenter, Parker and Jones, Brady. 



Eotalites, Defrance. 



Asteeigeeina, d'Orbigny. 



Eotallna, d'Orbigny, von Beuss, Czjzek, Bornemann, Williamson, Terquem, Schlum- 

 berger, Egger, Karrer, Seguenza, Alcock, von DZantken, Parfitt, von 

 Schlicht, Stewart, Terquem, Norman, Martonfi, &c. 



Kosalina, d'Orbigny, von Beuss, Costa, Egger, Karrer, von Schlicht, &c. 



Fattjasina, Williamson. 



General Characters. — Shell roughly wheel-shaped (rotaliform), finely porous ; 

 with septal limbations and umbilical granulations. Aperture an arched slit, nearly 

 median. Large forms have double septa and interseptal canals. 



