NO. 9 TERTIARY BRVOZOA CANU AND BASSLER 23 



rather thick, fiiiihriatcd or crenulated. The spiranien is a small perfora- 

 tion placed in the vicinity of the peristomice. 

 M COS itrciucnts. — 



{hp — o.o^ mm . rL^ = 0.45-0.50 mm 



Peristomice-^ ,^ „ ZooeciunK , _ ^^ 



\lp = o.is mm 1 /^ = o.25 mm 



Occurrence. — Ijalcombian at Muddy Creek and Janjukian at Corio 



Bay, Geelong, etc., Victoria. 



Holotype.—V.S.^M. no. 85738. 



Family SCHIZOPORELLIDAE Bassler. 1935 



Subfamily Schizoporellae Canu and Bassler, 1917 



BUFFONELLODES Strand, 1928 



BUFFONELLODES BACULINA, n. sp. 



Plate 5, fig. II 



Description. — The zoarium is free, cylindrical, formed of five or six 

 longitudinal rows of zooecia. The zooecia are distinct, separated by a 

 furrow, somewhat elongated, lozenge shape, wide; the frontal is con- 

 vex, smooth. The apertura is elongated, oval, terminated proximally 

 by a wide rounded sinus ; the peristome is wide, smooth, little salient. 



Measurements. — • 



r/;a = o.io-o.i2 mm ^ . fL^^ 0.60-0.7 5 mm 

 Aoertura<^ , o ZooeciuniJ 



^ 1 /a = o.o8 mm [ /r = o.50 mm 



Occurrence. — Balcombian beds at Muddy Creek, and Janjukian 



beds at Boggy Creek, Victoria. 



Holotypc.—V.S.^.M. nos. 85606. 856^)7. 



STEPHANOSELLA Canu and Bassler, 19 17 

 STEPHANOSELLA SEXSPINOSA, n. sp. 



Plate 6, fig. I 



Description. — The zoarium is incrusting. The zooecia are distinct, 

 separated by a furrow, rather large, wide, ensiform; the frontal is 

 convex, smooth. The aperture is suborbicular ; the proximal border 

 bears a wide rounded sinus ; the peristome is very thin, little salient, 

 ornamented with six very short spines. On each side of the aperture, 

 distant from the peristome, there is a distinct, cylindrical, avicularian 

 chamber, terminated by an orbicular, oblique orifice. The ovicell is 

 hyperstomial, not closed by the operculum, very salient, globular, 

 granulose, ornamented with a large, smooth triangular area. On cer- 

 tain zooecia, the aperture is hidden by a large flat mucron; it bears 



