Basilar Muscles:In most adherent forms of Actiniaria, a basilar muscle runs along each side of the mesentery parallel to the line of its insertion into the base. The fibers radiate outwards from the central part of the base (Stephenson 1928: p. 36).

Images of Basilar Muscles: (species names are linked to the Hexacorallian database)

Species Gyrostoma incertum

CAPTION
Fig. 14. Section of the basilar muscles of *G. incertum*.

Species Actinia nigropunctata

CAPTION
Fig. 2. Histology of *Actinia nigropunctata*. o, basilar muscle (scale bar = 200 µ). Permissions to display image requested from copyright holder, reply pending.

Species Actinia nigropunctata

CAPTION
Fig. 2. Histology of *Actinia nigropunctata*. p, basilar muscle, detail (scale bar = 200 µ). Permissions to display image requested from copyright holder, reply pending.

Species Cribrina Conica

CAPTION
Fig. 77. Transverse section of the basilar muscles of *C. conica*.