• The intermembral index is a ratio used to compare limb proportions, expressed as a percentage. It is equal to the length of forelimbs (humerus plus radius)...
    5 KB (405 words) - 02:53, 18 January 2025
  • Thumbnail for Mesopropithecus
    medium-sized lemur, weighing approximately 10 kg (22 lb) and having an intermembral index (ratio of limb proportions) of 99. Its skull was similar to that of...
    31 KB (3,164 words) - 09:29, 7 February 2025
  • Thumbnail for Slow loris
    arms, slow lorises have arms and legs of nearly equal length. Their intermembral index (ratio of arm to leg length) averages 89, indicating that their forelimbs...
    104 KB (10,319 words) - 18:47, 23 May 2025
  • Thumbnail for Lar gibbon
    hands, extremely long arms and relatively short legs, giving it an intermembral index of 129.7, one of the highest of the primates. As with all apes, the...
    17 KB (1,887 words) - 04:52, 29 June 2025
  • Thumbnail for Verreaux's sifaka
    flowers that it eats. Postcranially, Verreaux's sifaka has a low intermembral index that ranges from 63-66. It has a broader ribcage than most other prosimians...
    18 KB (2,124 words) - 16:48, 11 December 2024
  • Thumbnail for Archaeoindris
    length of arms to legs was shorter in Archaeoindris, so although its intermembral index was over 100, it was lower than that of Palaeopropithecus. Archaeoindris...
    32 KB (3,395 words) - 19:37, 2 April 2025
  • Thumbnail for Giant mouse lemur
    (9.2 in). Their forelimbs are shorter than the hind limbs (with an intermembral index of 70), a trait shared with mouse lemurs. The skull is similar to...
    48 KB (5,373 words) - 20:02, 17 February 2025
  • Thumbnail for Dwarf lemur
    not as elongated as in lepilemurs or indriids. Dwarf lemurs have an intermembral index of 71 on average. In contrast to most other primates, their grip is...
    5 KB (474 words) - 06:37, 3 March 2024
  • index, low intermembral index, femurs with cylindrical head and high, narrow patellar grooves, and fused fibula and tibia. The high phalangeal index is...
    14 KB (1,557 words) - 04:26, 15 November 2021
  • Thumbnail for Oreopithecus
    suspensory locomotion include its broad thorax, short trunk, high intermembral index, long and slender digits, and extensive mobility in virtually all...
    25 KB (2,748 words) - 13:19, 23 February 2025
  • Thumbnail for Pachylemur
    ruffed lemurs, and the fore- and hindlimbs were closer in length (intermembral index of approximately 97). Compared to the axial skeleton of ruffed lemurs...
    34 KB (3,594 words) - 09:48, 7 February 2025
  • Thumbnail for Subfossil lemur
    long-bone indices have been calculated in order to determine the intermembral index (a ratio that compares limb proportions), and body mass estimates...
    88 KB (9,974 words) - 21:57, 17 June 2025
  • Thumbnail for Babakotia
    forelimbs were 20% longer than its hind limbs, giving it a higher intermembral index (~119) than Mesopropithecus (~97 to 113), suggesting that it was convergently...
    24 KB (2,268 words) - 11:04, 28 April 2025
  • Thumbnail for White-bellied spider monkey
    All members of Ateles are semi-brachiators, and this species has an intermembral index of 105. They have a fairly dorsally placed scapula to allow for increased...
    14 KB (1,609 words) - 17:45, 21 November 2024