134 F. CHAPMAN ON RECENT FORAMINIFERA OF VICTORIA: 



the surface is ornamented with a series of depressions or short 

 grooves at right angles to the border, as in S. limbata, var. 

 denticulata, Brady.* The inferior surface is concave from the 

 inner border of the last whorl, and the surface is almost entirely 

 covered with small granulations. Periphery obtuse or slightly 

 channelled, carinate on the edge of the superior face. 



Diameter of test, - 43 mm. ; thickness, 'OS mm. 



T., very rare. 



Sub-family Rotalinae. 



Genus Patellina, Williamson. 



Patellina corrugata, Williamson. 



(PI. 10, Fig. 7.) 



P. corrugata, Williamson, 1858, Rec. Foram. Gt. Brit., p. 46, 

 pi. iii., figs. 86 — 89. 



The commencement of the test in this species is generally 

 shown as a spiral chamber, or as a Kotaliform embryo with 

 subglobular chambers. Our specimen exhibits a very distinct 

 Potaline commencement, consisting of nine chambers. 



T., very rare. 



Genus Discorbina, Parker & Jones. 



Discorbina turbo, d'Orbigny sp. 



liotalia (Trochulina) turbo, d'Orbigny, 1826, Ann. Sci. Nat., 

 vol. vii., p. 274, No. 39—Modele, No. 73. 



The tests of this species are generally coloured by the dried 

 protoplasm, and are usually of a brown-pink colour. This species 

 has been already recorded from shore-sand near Melbourne by 

 Parker and Jones. 



M.H., common, and rather small ; T., rare, rather small. 



Discorbina globularis, d'Orbigny sp. 



Rosalina globularis, d'Orbigny, 1826, Ann. Sci. Nat., vol. vii., 

 p. 271, pi. xiii., figs. 1 — 4, — Modele, No. 69. 



Sh., very rare. 



* Rep. Chall., vol. ix., 1884, p. 632, pi. lxxxv., fig. 17. 



