PLATE 8. 



Fig. 1. 411. 1. Rtjsophycus clavatus. ( Pag. 23) 



1 a. A specimen with two stems, apparently proceeding from a single root. 



1 6. A smaller single specimen. 



Fig. 2. 412. 2. RusopHYcus subangulatus. (Pag. 23.) 



2 a. A specimen of large size, and greater than the ordinary length. 

 2 b. Two fragments of smaller size. 



Fig. 3. 410. 9. Paljlophycus ? (Pag. 22.) 



Fig. 4 G, 6, & 5. Roots of some marine 'plants? ( Pag. 25.) 



Fig. 6. 413. 3. RusopHYCus pudicus (Pag. 24.) 



