Lateral branch of the basis [Holdich and Jones, 1983].
Lateral ramus of biramous appendage [Williams, 1984].
Outer ramus of biramous appendage [McLaughlin, 1980].
The outer branch of a biramous appendage [Mauchline, 1984].
The outer of the two branches of the primitive appendage [Warner, 1977].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.