FIGURE 4. Farrea cordelli n. sp., body. A. In situ video frame grab of the holotype before collection; laser spots 10 cm apart are red spots circled in upper left. B. Closer view of part of the branch collected (upper left in A) showing change from nearly closed gutter at top to closed tube in lower (older) parts of the branch. C. Closer view of a lamellar part of the open lateral projection with tissue in place. D. Cleaned siliceous farreoid, dictyonal framework of an adjacent fragment (SEM). E. The framework in lateral view, dermal side to right. F. Three clavules in place around a dermal pentactin in a whole mount (LM). Photo A credit: OET/NOAA National Marine Sanctuaries.