242 THE VOYAGE OF H.M.S. CHALLENGER. 
PLATE VIII. 
Figs. 1-6. Bathelia candida. Off the Mouth of the Rio de la Plata. 600 fathoms. 
1. A large dead specimen, partly overgrown by various incrustations, and hence 
not showing the texture of the surface or other details ; figured to show the 
mode of branching. 
2. Portion of a branch which was living when dredged. 
3, 4. Enlarged views of fully-grown calicles. 
5. Enlarged view of young calicle from the tip of a branch. 
6. Portion of a branch much enlarged to show the coste and striation of the 
surface. 
Figs. 7, 8. Lophohelia prolifera. Off Sombrero Island, Danish West Indies. 450 
fathoms. 
7. A branch of the natural size. 
8. Mouth of a calicle enlarged. 
Figs, 9, 10. Lophohelia arbuscula. 
10. Mouth of a calicle enlarged. Off Banda Island. 200 or 360 fathoms. 
Figs. 11-14. Lophohelia tenws. Off the Philippine Islands. 375 fathoms. 
11. Fragment of a branch of the natural size. 
12. Mouth of a calicle enlarged. 
13. View of one side of the interior of a calicle to show the form of the septa. 
14. Portion of the exterior of the wall of a calicle to show the coste. This figure 
is very blurred and imperfect. 
PLATE IX. 
Figs. 1-5. Solenosmilia variabilis. Off Ascension Island. 420 fathoms. 
1. A massive example of the coral of the natural size. 
2. One of its calicles enlarged. 
3. A pair of young calicles from the tip of a branch to show the bigemmation and 
communication of the cavities of the two calicles. 
4. A less massively grown specimen of the same coral. 
or 
. A dead and worn specimen of a massive example of the same. 
Figs, 6-13. Lophohelia candida. Off Sombrero Island, Danish West Indies. 450 
fathoms. 
An average specimen attached at its base to a bundle of spicules of Hyalonema 
which it encrusts. 
7, 8. Mouths of calicles of the same specimen. 
