atlas1 (atlas)

[= F. Sp. Pg. atlas = It. at lante = G. Dan. Sw. atlas, atlas (def. 4), IMG:content-1327.png:[graphic] IMG:content-1328.png:[blocks in formation] Atlantes. Baden. Human Atlas. s, rudiment of neural spine in the neural arch; d , tubercular proce , or diapophysis proper, and, capitular proce , or parapophysis - these two making the so-called transverse proce , and inclosing the vertebrarterial foramen; Ay , hyp apophysis, in place of a centrum; a , articular surface for occipital condyle. atlas or wanting. The general form of the bone is annular; it revolves about a pivot furnished by the odontoid proce of the axis, and follows the rotatory movements of the head upon the neck. It is commonly ankylosed with the axis in Cetacea. See ankylosis. 4. A bound collection of maps. The word was first used in this sense by Mercat or in the sixteenth century, in allusion to the Atlas of mythology, whose figure, represented as bearing a globe on his shoulders, was given on the title-page of such works. Hence-5. A volume of plates or tables illustrative or explanatory of some subject.-6. A size of writing or drawing-paper, 26 by 33 or 34 inches.-7. [NL.] In entom., a large lamellicorn beetle of the family Scarabæida; the atlas beetle, Chalcosoma atlas, about 3 inches long, and of a brilliant metallic-green color.