A Posleen Battle dodecahedron, more commonly called a B-dec, consists of
twelve Lamprey landers docked with a Command dodecahedron. Here a B-dec
breaks down into its components to expose the C-dec at its core, ready to
begin the planetary assault
The Legacy of Aldenata series by John Ringo are military sci-fi books
about a near future war in which peaceful aliens enlist mankind's aid
against an overwhelmingly superior alien invader. Equipped with galactic
technology mankind is the only hope of defeating the vicious Posleen.