Usage examples (9)

• The lowland forests occur on the alluvial plains and the interfluvial hills.
• This interfluvial ecoregion is bound by the Amazon Delta to the north, the Xingu River to the west, and the Tocantins River to the east.
• Its western flank constitutes a contact zone with the Srubnaya culture in the Volga-Ural interfluvial and extending eastward to the Minusinsk depression Fig.
• The Purus-Madeira moist forest region lies in the center of the Brazilian Amazon south of the Amazon River on the interfluvial plain between the Purus and Madiera rivers.