128 . Transactions of the Society. 



Bolivina decussata Brady. 



Bolivina decussata Brady, 1881, Quart. Journ. Micr. Sci., vol. xxi, N.S., p. 58. 



B. decussata Brady, 1884, Chall. Eept., p. 423, pi. liii, figs. 12, 13. 



There are excellent specimens of this interesting form, but they 

 are rough, and the protujjerances are not rounded off smoothly, as 

 shown in the " Challenger " illustrations. 



Mimosina Millett. 



Mimosina ecliinata Heron-Allen and Earland. 



Mimosina ecliinata Millett, var. Sidehottom, 1904, etc., Eec. Foram. Isl. 



Delos, Mem. Manchester Lit. Phil. Soc. 1905, p. 16, pi. iii, fig. 9. , 

 M. ecliinata Heron-Allen and Earland, 1915, Foram. Kerimba Archipelago, 



pt. ii, Trans. Zool. Soc, London, vol. xx, pt. xvii, p. 651, pi. 1, 



figs. 12-18. 



A few found. They have all the characteristics of the Delos 

 specimens, and vary in the same manner in size and shape. 



Sub -Family Cassidulininae. 



Cassidulina d'Orbigny. 



Cassidulina Iwvigata d'Orbigny. 



Cassidulina laevigata d'Orbigny, 1826, Ann. Sci. Nat., vol. vii, p. 282, 

 pi. XV, figs. 4, 5, Modele No. 41. 



C. laevigata Brady, 1884, Chall. Eept., p. 428, pi. liv, figs. 1-3. 



The tests are rather small. 



Cassidulina crassa d'Orbigny. 



Cassidulina crassa d'Orbigny, 1839, Foram. Amer. Merid., p. 56, pi. vii, 



figs. 18-20. 

 C. crassa Brady, 1884, Chall. Eept., p. 429, pi. liv, figs. 4, 5. 



Good examples, varying in size. 



Cassidulina hradyi Norman. 



Cassidulina hradyi (Norman M. S.) Wright, 1880, Proc. Belfast Nat. Field 



Club, App., p. 152. 

 C. hradyi Brady, 1884, Chall. Eept., p. 431, pi. liv, figs. 6-10. 



A solitary example. 



Cassidulina stibglohosa Brady. 



Cassidulina suhglobosa Brady, 1879, etc.. Quart. Journ. Sci., 1881, 



vol. xxi, N.S., p. 60. 

 C. suhglobosa Brady, 1884, Chall. Eept., p. 430, pi. liv, fig. 17. 



Good examples. 



Cassidulina calabra (Seguenza). (PL III,, fig. 22.) 



Burseolina calabra Seguenza, 1879, Formaz. Terz. Eeggio., p. 138, 



pi. xiii, fig. 7. 

 Cassidulina calabra Brady, 1884, Chall. Eept., p. 431, pi. cxiii, fig. 8. 



Fine specimens occur. The tests are highly polished, and in 

 some of the examples the sutural lines can hardly be distinguished. 



