PLATE 1/ 
Fig. 1. Synapta verrilli, n. sp. a, anchor ; h, anchor-plate ; c, calcareous ring ; 
d, miliary granules. 
Fig. 2. Synapta aculeata, n. sp. a-d^ anchors of various appearances ; e, anchor-plate ; 
f, miliary granules. 
Fig. 3. Synapta insolens, n. sp. a, anchor ; h, anchor-plate ; c, miliary granules. 
Fig. 4. Synapta challengeri, n. sp. a, anchor ; h, anchor-plates ; c, miliary granules ; 
d, calcareous ring. 
Fig. 5. Synapta incerta, var. variahilis, nov. Anchor-plates. 
Fig. 6. Synapta glabra, Semper, a, anchor ; h, anchor-plate ; c, rosette-shaped bodies. 
Fig. 7. Synapta la'ppa, Muller, a, anchor ; h, anchor-plate ; c, rosette-shaped bodies. 
Fig. 8. Synapta. distincta, von Marenzeller. a, anchor-plate ; h, x -shaped miliary 
granules ; c, calcareous ring. 
Fig. 9. Synapta picta, n. sp. a, anchor ; h, anchor-plate ; c, incomplete rosette-shaped 
granules. 
Fig. 10. Synapta picta, n., sp. a, calcareous ring ; h, ring made up of connective tissue ; 
c, tentacular canals ; d, Polian vesicles ; e, oesophagus. 
Fig. 11. Synapta dbyssicola, n. sp. a, anchor; h, anchor-plate. 
Fig. 12. Synapta heselii, Jseger. a, anchor; h, anchor-plate; c, rosette-shaped granules. 
^ Where no measurements are given, the figures are more or less strongly magnified, The natural size of the de- 
posits is always mentioned in the text. 
