Holicow - Holistic Coalition

P. maxima is distinguished externally by its light fawn color and by having no trace of radial markings. However, in some specimens the umbonal region is colored green, dark brown or purple (Jameson 1901). The nacre has a clear, rich luster which at the distal border can have a golden or silver band of varying width. This gives the species its common name of goldlip or silverlip. The left valve is moderately convex and the right valve flat to slightly convex, the convexity P. maxima is distinguished externally by its light fawn color and by having no trace of radial markings. However, in some specimens the umbonal region is colored green, dark brown or purple (Jameson 1901).The nacre has a clear, rich luster which at the distal border can have a golden or silver band of varying width. This gives the species its common name of goldlip or silverlip. It is the largest species of the genus, a pair of valves attaining a weight of up to 6.3 kg (Hedley 19241, and “diameters” of 305 mm (12″). The right valve is slightly flatter or less convex than the left one. Color morphs of juveniles display the following range of colors: green, purplehlack, yellow, cream (white), grey, brown and zigzag patterns of purplelmaroon. During the spat/juvenile stage the shell color and mantle are the same color.

 

Distribution: Throughout the Philippines, mainly from the Sulu sea