PLATE 80. 
CYATHOPHYLLUM TORNATUM, Nov. Spec. Devonian. 
1. Exterior apertural view of a corallum from the superior stratum 
of the encrinal limestone dark-red clay, near Louisville. 
CYATHOPIHYLLUM JUVENE. Devonian. 
2. Right lateral view of a young corallum. 
6. View of the gemmiferous calyx of a corallum. 
7. Apertural view of a corallum of more than average altitude. 
8. Explanate calyx of a corallum of medium size. 
From the horizon and vicinage of examples figured in Plate 79. 
CYATHOPHYLLUM ETHELANUM, Nov. Spec. Devonian. 
3. Lateral and apertural-gap view of corallum of slender, tortuous 
growth. 
5. Oblique anterior view of a corallum of medium size. 
Found from three to four feet below the shale which caps the 
Upper Devonian, near Louisville. 
. 
CYATHOPHYLLUM TRAUTHANUM, Nov. Spec. Devonian. 
4. Right lateral view of a corallum of average size. 
Associated with C. ethelanum. 
CYSTIPHYLLUM CUYAGAENSE. Devonian. 
9. Right lateral view of corallum with flattened apex. 
10. View of the calyx of a corallum. 
Both examples from the Middle Devonian red clay, near Louisville. 
CHONOPHYLLUM NANUM, Nov. Spec. Devonian. 
11. Left lateral view of a corallum of average size. 
12. Similar view of a ccrallum of unsymmetrical growth above medium 
size, . 
13. View of the calyx of a small corallum. 
Irom the dark-red clay of the Upper Devonian encrinal limestone, 
near Louisville 
