Saxicolinæ, ii. [257]

Sayornis, ii. [100], [291]

Scallops, ii. [533]

Scalops, ii. [190]

Scapanus, ii. [190]

Scaphiopus, ii. [417]

Scaphirhynchus, ii. [459]

Scaptochirus, ii. [190]

Scaptonyx, ii. [190]

Scaraphites, ii. [490]