. An introduction to the osteology of the mammalia . FIG. 107—Manus of Great Anteater(Mynnecophaga jubata), \. IJ U/m FIG. 108.—Manus of Little Anteater(Cyrlotitrus didactylus), x 2. are the second and third, and there are rudiments of thefirst and fourth metacarpals, though not of the fifth. Theproximal phalanges (/) are extremely short, as in Bradypus^but do not ankylose with the metacarpals. The ungualphalanges are not so long as in Bradypus, In the Anteaters (Myrmecophaga, Fig. 107), all the usualcarpal bones are distinct. The unciform supports the fifth 3o6 THE MANUS. [CHAP. fourth, and a
. An introduction to the osteology of the mammalia . FIG. 107—Manus of Great Anteater(Mynnecophaga jubata), \. IJ U/m FIG. 108.—Manus of Little Anteater(Cyrlotitrus didactylus), x 2. are the second and third, and there are rudiments of thefirst and fourth metacarpals, though not of the fifth. Theproximal phalanges (/) are extremely short, as in Bradypus^but do not ankylose with the metacarpals. The ungualphalanges are not so long as in Bradypus, In the Anteaters (Myrmecophaga, Fig. 107), all the usualcarpal bones are distinct. The unciform supports the fifth 3o6 THE MANUS. [CHAP. fourth, and a considerable part of the third, first digit is very slender, the second also slender,with compressed phalanges of nearly equal length. Thethird digit is immensely developed; though its proximalphalanx is extremely short, its ungual phalanx is so longthat the entire length of the digit exceeds that of the fourth has a long and rather slender metacarpal, andthree phalanges gradually diminishing in size, the ungualphala
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbones, bookyear1885
