750 Transactions of the Society. 



Family Globigerinid.e. 



Globigerina d'Orbigny [1826]. 



Globigerina bulloides d'Orbigny, plate XVI. fig. Sa, b. 



D'Orbigny, 1826, Ann. Sci. Nat., vii. p. 277, No. 1 ; inodeles, 



Nos. 71 and 7G. — Small but very perfect specimens. Abundant in 



the brown clay ; not so common in the black. 



Orbulina d'Orbigny [1830]. 



Orbulina universa d'Orbigny, plate XVI. fig. 9. D'Orbigny, 

 1830, Foram. Cuba, p. 3, plate i. fig. 1.— Of this interesting form 

 we have only found one individual. It has been recorded from 

 Shoppey by Mr. Shrubsole. It is not unlikely that, from its 

 minute size, this is frequently overlooked. Brown clay. 



Pullenia Parker and Jones [1802]. 



Pidlenia sphteroides (d'Orbigny), plate XVI. fig. 10a, b. 

 Nonionina sphteroides d'Orbigny, 1826, Ann. Sci. Nat., vii. 

 p. 203, No. l.j modele, No. 43.— Only this single specimen met 

 with ; black clay. 



Family Rota :.tdm. 

 Sub-family Rotalin.33. 



Discorbina Parker and Jones [1862]. 



Discorbina rosacea (d'Orbigny), plate XVI. fig. 11a, b. Hot alia 

 rosacea d'Orbigny, 1820, Ann. Sci. Nat., vii. p. 273, No. 15; 

 modele, No. 30. — Not uncommon in our washings, and with the 

 radiate limbation very distinct. Our specimens correspond closely 

 with Williamson's figure in 'Recent Foram. Great Britain,' Ray 

 Society, 1858, plate iv. figs. 100-111. In both clays, but rare. 



Truncatulina d'Orbigny [1826]. 



Truncatulina lobatula (Walker and Jacob), plate XVI. 

 fig. 12a -c. Nautilus lobatuhis Walker and Jacob, 1708, Adams' 

 Essays, Kannmacher's edit., p. 642, plate xiv. fig. 36. — Characteristic 

 specimens of this variable form. Rare ; black clay ; also at Chelsea. 



Truncatulina refulgens (Montfort), plate XVI. fig. 13a-c. 

 Cibicides refulgens Montfort, 1808, Conchyl. Syst., i. p. 122, 

 3 L e genre. — Our figure closely corresponds with d'Orbigny's modele 

 No. 77. Rare; brown clay; also at Chelsea. 



Planorbulina d'Orbigny [1826]. 



Planorbulina ammonoides (Reuss), plate XVI. fig. \Aa-c. 

 Botalina ammonoides Reuss, 1845, Verst. Bohm. Kreideform., 

 pt. 1, p. 36, plate viii. fig. 53; plate xiii. fig. 66. — The Planor- 

 btdinse offer great difficulties in grouping, on account of their 

 variation. PL ammonoides may be described as having rounded 



