Skunk.
Solenopsis sp.
Sontule.
Sorby, Mr. H.C., on microscopic cavities in quartz.
Spaniards, invasion of Nicaragua by. cruelties practised by.
Spermophila olivacea.
Spider monkeys.
Spiders.
Spiniger luteicornis (Walk.).
Squiers, Mr.
the Lenca Indians.