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Show 450 MR. F. E. BEDDARD ON HAPALEMUR GRISEUS. [June 16, overlooked it, if it was really conspicuous. The gland which I referred to in m y former paper lies beneath the pad. Some months ago I dissected a smaller specimen of Hapalemur griseus than the one described in the present paper, and found the "arm-gland" and the patch of spines covering it to be very small and inconspicuous; the genital organs of that individual were also very small, which is some evidence for regarding the arm-gland and its appurtenances as being a secondary sexual character, and not of any direct use to the animal (e. g. as a " climbing-organ " ) . Lower surface of hand of Hapalemur griseus. A, callous pad overlying arm-gland; B, patch of spines; C, tuft of long hair. I called attention in my former paper to the unusual position of the nipples, which were subsequently figured by Mr. Sutton. They have the same position in the specimen before me, and the mammary glands themselves, as previously, are comparatively largely developed. It is quite credible that they might be actually functional. A point of some little interest in the structure of Hapalemur is the presence of " Peyer's patches" in the large intestine. I had |