—, muscle attached to the lens of, W. C. Wallace, xxxv, 291;
–remarks on, D. Brewster, xxxv, 291.
—, cause of muscæ volitantes in, D. Brewster, xl, 333.
—, remarks on the retina, W. C. Wallace, xxviii, 278.
—, sensibility of the retina, explanation of facts in natural magic, xxxiii, 258.
—, on cataract or disease of, D. Brewster, xxxi, 368.
— of fishes, discovery of a muscle in, W. C. Wallace, xxvi, 394.
— of the Halibut, dissection of, W. C. Wallace, xxvi, 393.f
— of the shark, vitreous humor of, J. Herschel, xxxv, 293.
— of the streaked bass, dissection of, W. C. Wallace, xxvii, 216.f