112 
BEEENICEA.. 
But as B. confluens is altogether an unsatisfactory species it is 
safer to accept it provisionally until more accurate information is 
available regarding Bdmer’s type, as vrell as of the specimens 
which von Eeuss referred to it. 
LIST OF SPECniEXS. 
D. 2981. A young reniform zoarium. Upper Greensand. Cambridge, 
lesson Coll. Figd. PI. V. Fig. 4. 
D. 2039. A zoarium encrusting Terebratula biplieata. Red Chalk. Hun- 
stanton. Jesson Coll. Recorded as Unitubigera papyraeea (Orb.) 
by Vine: Quart. Journ. Geol. Soc. vol. xln. p. 479, No. 29. 
D. 2047. A zoarium encrusting Terebratula biplieata. Red Chalk. Hun- 
stanton. Jesson Coll. Recorded as Heptomulticava eollis. Orb., 
by Vine: ibid. p. 481, No. 36. 
TJXREPEESEXTED AXD DOUBTFUL SPECIES. 
1. antipodum, Tate, 1867. 
Syn. Berenicea antipodum., Tate, 1867. Quart. Joum. Geol. Soc. vol. xiiii. 
p. 162, pi. viii. figs, la, b. 
Chak. — A close ally of B. gracilis, but the apertures are shown in one figure 
to occur in regular, linear series. The figure of the complete zoarium does 
not confirm this, and the statement in the description that the ‘ cells ’ are 
quincuncial also suggests that figure Id is incorrect. 
Distrib. — Neocomian : Prince Alfred’s Rest ; and mouth of Sunday River, 
S. Africa. 
2. circularis (Pocta), 1892. 
Syn. Biastopora circularis, Pocta, 1892. Mech. Koryc. Hory: Ceska Ak. 
Fr. Jos. Praze, sect. ii. p. 14, pi. i. fig. 13, 
pi. hi. fig. 31. 
Char. — Zoarium circular, with a group of zooecia with highly raised peristomes 
in the middle, and a smooth, thin peripheral selvage. 
Distrib. — Cenomanian : Rank, Bohemia, in Korycaner Schichten. 
Afe. — A llied to B. polystoma (Bom.). 
3. Clementina (d’Orbigny), 1851. 
Syn. Biastopora Clementina, d’Orbigny, 1851. Bry. Cret.pl. 636, figs. 1, 2. 
? ,, ,, Vine, 1889. Bry. Greensd. : Proc. Yorks. Geol. 
Soc. vol. xi. p. 269. 
,, ,, Pergens, 1890. Revision, p. 334, pi. xi. fig. 5. 
? ,, ,, Vine, 1892. Addit. Cret. : Proc. Yorks. Geol. 
Soc. vol. xii. p. 154. 
