IG 
Mining; and Geological Museum. Neither call for any detailed remarks, hut 
the test fragments display in a beautiful manner the very tine cancellation 
caused by the close echinating laminie crossing the fine sharp radiating costie. 
Loc. — AVell on Mount Stuart Hun, Co. Tongowoko, N.AY. New South 
AVales {II. Gllliatt) ; Mt. Poole District {J. IF. Bonlthee). 
llor. — Lower Cretaceous. 
CoUn . — Macleay Museum, University of Sydney; and Mining and 
Geological IMuseum, Sydney. 
Genus — AUCELLA, Keuserlhuj, 1846. 
(Reise iu das Petscdiora-Land, 18-16, p. 297.) 
Aucella iiEGiiENDENENSis, Ftliericlije . 
(PI. V, Pigs. 6 aud 7.) 
Aclcula hvghendenensis, Eth., Quart. Journ. Gcol. 8oc. 1872, XXYIII, p. 316, t. 25, f. 3. 
Avicula hughendenensis^ Eth. fit, Cat. Austr. Eoss., 1878, p. 107. 
Aucella Hughendenensis ei A. Lwersidgei^'Rth, fil., Journ. R. 8oc. N. S. Wales for 
1883 (1881), XYIIl, p. 90, 2nd pL, (top and lower r. h. figs.). 
Aucella hughendenensis, Tate, Proc. Austr. Assoc. Adv. Sci. for 1888 (1889), I, p. 230. 
Aucella Jnighendenensis, Eth. 111., Geol. Pal. Q’land, &c., 1892, p. 460, t. 25, f. 1-6. 
Ohs. — Two pieces of shale exhibiting several impressions of this 
characteristic Queensland Cretaceous species are all the specimens known 
from the similar formation in N. S. AYales, hut no further structural details 
are displayed. The matrix is identical with that of Syncgclonema socialis, 
Moore, sp. 
loc. — Base of Mount King, near Erome’s Creek, N.AV. New South 
M^ales, (J. K. Hume) ; Mokely lYell, Mokely Holding, Co. Tongowoko, in 
the same district. 
IFor. Lower Cretaceous. 
Colin. — Mining and Geological Museum, Svdnev. 
