7. Anthocyrtis grossularia, Ehrenberg.
Anthocyrtis grossularia, Ehrenberg, 1875, Abhandl. d. k. Akad. d. Wiss. Berlin, p. 64, Taf. vi. fig. 6.
Shell spiny, with deep collar stricture. Length of the two joints = 1 : 5, breadth = 1 : 4. Cephalis subspherical, thorny, with a conical horn of the same length. Thorax ovate, spiny, with numerous densely-crowded, subregular, circular pores. Mouth about half as broad, constricted, with nine parallel, vertical, slender, conical feet, about as long as the cephalis.
Dimensions.—Cephalis 0.04 long, 0.05 broad; thorax 0.2 long, 0.18 broad.
Habitat.—Fossil in Barbados.
8. Anthocyrtis subglobosa, n. sp.
Shell spiny, with deep collar stricture. Length of the two joints = 1 : 7, breadth = 1 : 7. Cephalis subspherical, with a conical horn twice the length. Thorax nearly spherical, with small and very numerous, regular, circular pores. Mouth only one-third as broad, constricted, with nine parallel, vertical, square, lamellar feet, about twice as long as the cephalis.
Dimensions.—Cephalis 0.03 long, 0.035 broad; thorax 0.2 long, 0.2 broad.
Habitat.—South Pacific, Station 297, depth 1775 fathoms.