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The DefcriptiQn of the Plates. 
Plate N° XIII. reprefents, at 
A The exadt fize of the Barbadoes encrinus, or the 
branched headed flarfifh, with a pentagonous 
jointed flem, having many ranges of cylindrical 
jointed claws, difpofed, at particular diflances 
round the flem, in form of rays. 
B A curious foffil found at Pyrton-paffage in GIou- 
cefterfhire, being evidently the head of an en- 
crinus, or flarfifh, of the fame kind, with all its 
fubdivided branches drawn in clofe together. 
C This foffil, which was found at the fame place, 
with the former, exhibits part of a branch belong- 
ing to the head of the fame animal, wherein the 
inward fine jointed fibres, or fingers, exadtly agree 
with the recent fpecimen. 
D A foffil copied from Rofinus, reptefenting the 
fubdivifion of the branches of the head, with the 
jointed fibres, or fingers, as in the foregoing. 
E A piece of a branch of the head of the Barbadoes 
encrinus, at F, magnified, to fhew the difpofi- 
tion of the joints of the fibres, or fingers. 
F The mutilated branches of the head of the Bar- 
badoes animal. 
G A foffil afleria, found in Marflon-truffiel in North- 
amptonfhire, and copied from Morton s hiflory of 
that county, Tab. X. Fig. 19. This plainly ap- 
pears to be the top of a columnar flem,. with part 
of the branches of the head of one of thefe ani- 
mals. 
A a a 2 
H 
