*Cidaris diatretum, xxiii, 294.

*Clypeaster, xvii, 287.

*— florealis, xxiii, 294.

*— geometricus, xxiv, 131.f

*Columnaria sulcata, xlvii, 360.f

Comatula, species of, from the Indian Ocean, v, 46.

*Corals, fossil, in New Jersey, xlvii, 213.

*— in Canada, viii, 86, 87.

Zoology–Radiata.

*Coralline animalcules in chalk, xxxix, 205.f