DIBRANCHIATA, ii. [505]

DICÆIDÆ, ii. [277]

Dicælus, ii. [490]

Dicæum, ii. [277]

Dicallaneura, ii. [475]

Dicamptodon, ii. [413]

Diceratherium, N. American Tertiary, i. 137

Dicerca, ii. [496]

Dicerobatis, ii. [463]

Dichobune, European Eocene, i. 126