Nomenclature of the Foraminifera. 439 



bers of the Planorbuline genus), and A. punctulata is one of these 

 subsymmetrical, bun-shaped ari'ested varieties of Planorbulina 

 farcta, F. & M. sp. See Carpenter's 'Introd. Foram.' p. 208, 



3. Bigenerina Nodosaria, D'Orb. Ann. So. N. vii. p. 261, no. 1, 

 pi. 11. f. 9-12. Modele no. 57. From the Adriatic. A dimor- 

 phous Textularia. Ann. N. H. ser. 3. xi. p. 97. 



4. Biloculina bulloides, D'Orb. Ann. So. N. vii. p. 297, no. 1, 

 pi. 16. f. 1-4. Modele no. 90. From the Adriatic; and fossil 

 near Paris and Bordeaux. The same as B. Icevis, Defrance, sp. 

 A Miliola. 



5. Bulimina marginata, jyOrh. Ann. Sc. N. vii. p. 269, no. 4, 

 pi. 12. f. 10-12. From the Adriatic. This is one of the Buli- 

 mine varieties that have sharp edges to the chambers, sometimes 

 produced into prickles (as in B. aculeata, D'Orb. Ann. Sc. N. vii. 

 p. 269, no. 7). The best type of Bulimina is the form figured 

 and described by Reuss as B. Preslii, Verst. Bohm. Kreid. 1846, 

 pi. 13, f. 72. 



6. Calcarina Defrancii, D'Orb. Ann. Sc. N. vii. p. 276, no. 3, 

 pi. 13. f. 5-7 bis. From the Bed Sea. This is a variety of C. 

 Spengleri. Ann. N. H. ser. 3. iii. p. 481. 



7. Cassidulina laevigata, D'Orb. Ann. Sc. N. vii. p. 282, 

 no. 1, pi. 15. f. 4, 5 bis. Modele no. 41. From a ballast-sand. 

 See Carpenter's ' Introd. Foram.' p. 197. 



8. Clavulina angularis, D'Orb. Ann. Sc. N. vii. p. 268, no. 2, 

 pi. 12. f. 7. From the coast of Corsica. A dimorphous modi- 

 fication of Valvulina triangularis, D'Orb. It is the same as 

 Clavulina tricarinata, D'Orb. For. Cuba, pi. 2. f. 16-18; and 

 shows more triserial chambers in its first-formed poi'tion than 

 Valvulina triangulai'is, var. Clavulus, does. Ann. N. H. ser. 3. v. 

 pp. 467-8. 



9. Dendritina Arbuscula, D'Orb.Axm. Sc. N. vii. p. 285, uo.l, 

 pi. 15. f. 6, 7 bis. Modele no. 21. Fossil from Bordeaux. This 

 arrested Nautiloid form of Peneroplis planatus, F. & M. sp., is 

 not uncommon in warm seas. See Carpenter's ' Introd. Foram.' 

 p. 89. 



10. Fabularia Discolithus, Defrance, Ann. Sc. N. viii. p. 307, 

 no. 1, pi. 1 7. f. 14-17. Modele no. 100. See above, p. 432. 



11. Marginulina Raphanus, D'Orb. Ann. Sc. N. vii. p. 258, 

 no. 1, pi. 10. f. 7, 8. Modele no. 6. Marginuhne condition of 

 N. Raphanus, Linn. sp. From the Adriatic, and fossil at Castel- 

 Arquato, Italy. See above, p. 432. 



12. Nodosaria (Glandulina) laevigata, D'Orb. Ann. Sc. N. vii. 

 p. 252, no. 1, pi. 10. f. 1-3. A short, acute-oval, smooth Nodo- 

 saria, from the Adriatic, and found fossil at Sienna. It is abun- 

 dant also in the Lias and other strata, and is not rare in various 

 parts of the existing seas. 



