210 FORAMINIFERA OF THE CRAG. 



portion of the North Atlantic (at 50 to 1360 fathoms). The greatest depth at 

 which it has been found is 1375 fathoms, in the Southern Ocean. 



As a fossil its first recorded appearance is from the Lias 1 of Leicestershire (?) ; 

 it has also been found in the Oxford Clay of Leighton Buzzard ; the Kimmeridge 

 Clay of Aylesbury ; the Gault of Folkestone ; the Red Chalk of Speeton ; the 

 Upper Chalk of Keady Hill, Ireland ; the London Clay (Eocene) ; the Oligocene 

 of Elsass ; the Miocene of Vienna, Italy, and Muddy Creek, Victoria ; the Pliocene 

 of Garrucha (South Spain), Italy, and St. Erth. In the Coralline Crag it has been 

 found at Sutton only. 



Genus 2. — Nodosaria, Lamarck, 1816. 

 Brady, Report ' Challenger; 1884, pp. 69 and 488. 

 Part I, 1866, p. 48. 



Additional Synonyms : 



Nautilus. — Martini. 



Encoetcium. — Ehrenberg. 



Nodosarina. — Parker and Jones. 



Frondicularia, pars. — Berth elin. 



Nodosaria. — Cuvier, Bowdich, Ansted, Mantell, Eley, Silvestri, Hantken, 

 Sckiuager, Olszeivski, Sherbom, Chapman, Gilmbel, Afariani, 

 Zwingli and Kilbler, Fric, Andreae, Gemmellaro, Suess, Zittel, 

 Schlumberqer, Biltschli, Prestwich, Reeve, Terrigi, Pictet, 

 Fornasini, Franzenau, Boll, Buvignier, Schmid, Marssoti, Comuel, 

 Basset, Goes, Agassiz, Hamilton, llalagoli, Bichter, Dunikoivski, 

 Bouault, Deeelce, Toutlcowshy ', Howchin, Steinmann, Hartwig, 

 Afackie, Nicholson, Hoernes, Balkwill, Wright, Smedleg, Beudant, 

 Geinitz, Hagenow, BlaJce, Pilla, JJhlig, Hitchcock, Chimmo, 

 Ihtcusler, Koenen, Quenstedt, Seguenza, Dervieux, de Amicis, 

 Millett, Guppy, and others. 



General Characters. — Chambers, few or many, in linear succession; cylindrical 

 or tapering ; more or less septate ; smooth or ornamented ; aperture terminal, 

 central, often produced. Straight forms = Nodosaria ; arcuate forms = Dental ina. 



1 Sec the foot-note at page 1G1 regarding the Liassic specimens formerly supposed to have come 

 from tin; Trias of Chellaston. 



