Rhamphocænus, ii. [104]

Rhamphococcyx, ii. [309]

Rhamphocinclus, ii. [256]

Rhamphocœlus, ii. [98]

Rhamphomicron, ii. [108]

Rhaphaulus, ii. [520]

Rhea, in Brazilian caves, i. 164

ii. [368]

Rhinaster, ii. [213]

Rhinatrema, ii. [411]