AUSTRALIAN TERTIARY POLYZOA. 139 
Genus Memprantpora. De Blainville, 1830." 
0. fthis genus, always one of the most difficult to deal 
with ir in a fossil state, not only from the great poarnes of variation 
a species is liable to go through, = also from the worn condition 
in which specimens are usuall = four species have been 
recorded from Australian mrs Hips 
8. M. cxctors. Busk. British Museum, Cat. Polyzoa, 1854, 
t. 2, p. Gi, *L 6 5,f.3. Quart. Jour. Geol. Soc., i 
£1; Om 
Soc., 1860, xvi, p. 260 ; Woods, ibid, 1865, xxi, P- 394 ; 
Mt. ‘Gambier limestone, S. A. 
Genus PstuescHara. Busk. 1860 (MS.) 
Obs. other parScdaa a ol name used by Prof. Busk in the 
paper sactas refe — 
1. PsILESCHARA PU Busk. (MS.) Quart. 
Geol. Soe 1860, x ee 261. Mt. Gambier rer 
2. P. supsuncata. Busk. (MS.), loc. cit. p. 261. Mt. 
Gambier limestone. 
Genus Reterora. Imperato, 1672. 
Obs. The Australian species of this genus require strict revi- 
sion. It is very diffieult to say what two out of the four recorded 
Species may turn out to be when strictly investigated, shee ma 
been identified originally by iy Sturt with European sp 
which so far as can be judged from his figures they Sictacaly a 
not appear to be. 
Rererora pisticua. Sturt. ee goes Int. S. 
Austra. Se ee oods, Geol. 
Observations, 8. ane ralia, 1862, p im ‘This i is not 
Go 
R. desticha, on - X 
e 20; £ 35), but is more probably Hornera Gam. 
Miaiasts, Wa Busk, or perhaps an 
Rerepora Maccoyt. RB. Etheridge, jun. Trans. BR. Soe. 
Viet., 1874, xi, p. 14. a 
Point, Port Philli ip Bay, Vict. 
? Dictionnaire das etoncee Notuselica, Sonn Mn 41%. 
