Hinnites, Pecten, [IX.] 1.

Hippothyris, [IX.] 17.

Hyalæa, [X.] 1.

Ianthina, [XII.] 1-4.

Isocardia, [V.] 3.

Jeffreysia, [XIV.] 13-16.

Kellia, [VI.] 5-8.

Lachesis, [XVIII.] 6.

Lacuna, [XII.] 25-32.

Lamellaria, [XVI.] 23, 24.