b 
FOSSIL PANDANUS. 193 
which was discovered by Mr. Page, of Bishport, in the 
Inferior Oolite, to the east of Charmouth, Dorsetshire, and 
is preserved in the museum at Oxford ; no vestiges of the 
stems or foliage have been observed. 
7 
and is supported by a 
_ the seed-vessels of Pan- 
danus. The fossil fruit 
This carpolithe, (for a detailed account and figures see Bd. 
p- 904, pl. xiii.) is of the size of a large orange; the surface is 
covered with a stellated epicarpium, composed of hexagonal 
tubercles forming the summits of cells which occupy the 
entire circumference of the fruit. Each cell contains a single 
seed, usually hexagonal, resembling a small grain of rice, 
foot-stalk, formed of 
dense fibres ; a charac- 
ter exhibited only by 
differs from that of 
the recent Screw-pines 
in the seeds being 
neither inclosed in a 
hard nut, nor collected 
into drupes, but dis- 
persed uniformly over 
the entire mass; this 
forms the essential ge- 
neric distinction be- 
tweenthem. Dr.Buck- “"""""" ponaon Clay, Regent's Park, 
land has named this Fig. 1.—A polished transverse section, showing 
: . the tubes lined with spar. 
unique carpolithe Po- 2.—Portions of mineralized Teredines, seen 
docarya. (Ld. Dp. 505.) in relief on the wood. 
Wo0oD PERFORATED BY TEREDINE. Lign. 65.—The drifted 
trunks and masses of wood found in the London Clay, at 
Sheppey, Bognor, Bracklesham, &c., some of which belong 
to Palms, others to Conifers, and Dicotyledons, are com- 
monly more or less perforated by the boring mollusks called 
VOL. I. ) 
