Friday Nudibranch Blogging

This, I'm pretty certain, is Hypselodoris infucata, which "hath a form as a ruby mixed with crystal in one substance, or as yellow, white, red and blue mingled in a dark water; where it is as blue in green, yet each has its lustre, and shines. And the water checks the fire, so that there is no consuming there, but an eternal essence or substance in two mysteries united in one another, and yet the distinction of two principles as two kinds of life. "

(Photo by Image-Oasis.)