Genera[49] chiefly confined to these regions 2 Genera of wide distribution 77 ---- Total of common genera 79 Total in both regions 399 Genera above included, found in all equatorial regions 55 Genera[50] found in most equatorial regions 11 Genera more or less restricted 13 ---- 79 _B. Japan and the Red Sea._ Genera[51] chiefly confined to these two regions 2 Genera of wide distribution 109 ---- Total genera common 111 Total in both regions 424 _C. Japan and Hawaii._ Genera chiefly confined to these regions 3 Genera of wide distribution 79 ---- Total genera common 82 Total in both regions 396 _D. Japan and Australia._ Genera chiefly confined to these regions 13 Genera of wide distribution (chiefly East Indian) 122 ---- Total genera common 135 Total in both regions 533 _E. Japan and Panama._ Genera chiefly confined to these regions 2 Genera of wide distribution 89 ---- Total genera common 91 Total in both regions 499 _F. Japan and the West Indies._ Genera chiefly confined to these regions 5 Genera of wide distribution 108 ---- Total genera common 113 Total in both regions 520 _G. The Mediterranean and the Red Sea._