FIGURE 4. Antipathes flabellum Pallas, 1766 specimen INV.131354 in Shallow-water black corals (Cnidaria: Anthozoa: Hexacorallia: Antipatharia) from SW Madagascar

FIGURE 4. Antipathes flabellum Pallas, 1766 specimen INV.131354. (a) In situ picture of the whole colony showing the flabellate shape. (b) Detailed view of a distal part of the skeleton showing the high number of anastomoses. (c) Section of a branch 0.12 mm in diameter. Polypar side is on the right. (d) Section of a branch 0.17 mm in diameter. Polypar side is on the right. (e) Section of a branch 0.25 mm in diameter. Polypar side is on the right. (f) Polypar spine with distal edge slightly inclined distally on a branch 0.17 mm in diameter. (g) On the same branch, abpolypar spine being straightly inserted on the corallum. (h) Example of an irregularly shaped spine found on larger branches.