A monograph of the British fossil corals - kreidefossilien.de

TAB. XI.
CORALS FROM THE GAULT.
Cyathina Bowerbankii (p. 61).
Fig. 1 . A weather-worn specimen ; natural size.
1 a. A specimen showing the wall, but not the calicular margin.
1 h. Horizontal section made near the calice, and magnified, to show the position
of the pali,
&c.
Bathycyathus Sowerbyi (p. 67).
Fig. 2. Side view of a specimen, magnified, so as to show the structure of the wall.
The line placed on the side shows the natural size of the corallum.
2 a. Calice magnified ; the upper half is represented in its natftral state, but in the
under half the septa have been cut down ; the centre is clogged up witli
extraneous matter.
Cyclocyathtjs Fittoni (p. 63).
Fig. 3. Side view of the corallum, magnified.
The line placed below shows the natural size of the specimen.
3 a. Cahcular surface, magnified.
3 b. Under surface, or miu-al disc, magnified.
Tbochocyathus Harveyanus (p. 65).
Fig. 4. Side view of the corallum ; natural size.
4 a. Calicular surface, magnified.
4 b. Under surface, magnified.
Trochoctathus conulus (p. 63).
Fig. 5. Side view of the corallum ; natural size.
5 a. Cahce, magnified.
Trochosmilia sulcata (p. 68).
Fig. 6. Side view of a specimen, the upper part of which is broken on one side
natural size.
6 a. Cahce, magnified.
6 i. A restored specimen, magnified.