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THE following diploid numbers have been determined: Marsupials 22 (occasionally 12 or 14); armadillo 60; Ungulates (horse, cattle, yak, goat, sheep) 60, pigs and peccaries 38 and 30, resp. ; Carnivora from 34 (fox) to 78 (dog); Rodentia, rats and mice 40 and 42, squirrels 28 to 62; 1 bat, 48;...

American Association for the Advancement of Science, USA
Science (Washington), 1942, 96, pp 336-337