210 
Loc. and Horizon. Encrinite Creek and Fenestella Hill, Stamvell, near Eock- 
hamnton {TJie laie James Gympie Beds. 
In addition to those just described, the following specimens hare been collected, 
but are too imperfect to be definitely named ; 
Anns on Cbinoid, PI. 7, fig. 7. 
Ohs. We have here the impressions of eight arms, or portions thereof, in their 
present condition covered with pores or small pits, These represent blunt spines or 
tubercles ornamenting the arm joints, such as are very well defined in some recent 
Loc. and Horizon. Stairwell, near Eockhampton {The late James Smith; Colin. 
Smith) — Gyrnpio Beds. 
Arms op CRiitoin, PI. 7, fig. 8. 
Ohs. In this specimen may be seen tbe remains of nine or ten arms of another 
Crinoid. In the centre is an axillary radial plate supporting two sets of five distichals, 
followed by two pentagonal plates as axillary distichals, giving support to two series o 
palmars. This succession is repeated in the series of plates on each side. This tossi 
mav belong to one of the Ichthyocriuidse. i ^ r ...o 
“ Loc. and Horizon. Stony Creek, Stanwell, near Eoekhampton {The late James 
Smith) — Gympie Beds. 
IjtPRESSIOlf OF CeIKOID CaTjTX, PI. 44, fig. 8. 
Ohs PI 44 fi.^ 8, represents a relief taken from an impression, on altered 
shale, of a portion of a Crinoid calyx, with the bases of small arms. _ Little or no tr^o 
of plates remain, but in the oi-iginal the impression of the top stem-pint is visib e. 
late Dr. P. H. Carpenter, to whom a reproduction was sent, was disposed to refer it o 
Platverinidse, from the above inequality in the plates and arms, amongst other characters. 
Zoc. and Horizon. Eoekhampton District * {C. W. Be F«s)— Gympie Beds. 
Columns. 
The remains of Crinoid stems have been obtained by Mr. W. Leigh, at Spring- 
sure, Central Eailway ; and by the late Mr. .James Smith, plentifully at Stony Creek 
Stanwell, and at Eooingal. In the Atholstane Eange, Eoekhampton, the latter Collector 
found the remains of stems and corals, in an undeterminable condition however m 
very peculiar oolitic and brecciated rock, containing grains of quartz calcspar, ielspai, 
&c., cemented by a calcareous base, and decomposing into a spongy, friable mass. 
Class — B lxVSTOIdea. 
Order— EEGUTAKESt 
Family— PENTEEMITIDJ2. 
Genus— MESOBLASTUS, Eth.Jil. and Carpenter, 1886. 
(Cat. Blastoidea Brit. Mas., p. 181.) , 
Mesoblastus ? AUSTRALIS, Etheridge fil., PI. 44, fig. 2. 
Sv. Char. Calyx bi-pyramidal, tapering to both extremities ; summit and base 
both small and narrow ; peri phery at the radio-deltoid suture. Basal plates formi ^ 
Carpenter-Catalogue of the Blastoidea in the Geological Department of the 
British Museum (Nat. Hist,), 1886, p. 148, 
