Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 83American Philosophical Society, 1940 |
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Сторінка 269
... known to differ in the skull ( and also the dentition and lower jaw ) . Ptilodus is , indeed , an excellent structural ancestor for Taniolabis . " These estimates of degrees of specialization are difficult to evaluate and are of little ...
... known to differ in the skull ( and also the dentition and lower jaw ) . Ptilodus is , indeed , an excellent structural ancestor for Taniolabis . " These estimates of degrees of specialization are difficult to evaluate and are of little ...
Сторінка 313
... known , but it is of uniform structure among the three known individuals , differing greatly in this respect from the highly variable P3 of Ptilodus . Six cusps on P3 is the median and norm for P. montanus , and four for P. mediævus ...
... known , but it is of uniform structure among the three known individuals , differing greatly in this respect from the highly variable P3 of Ptilodus . Six cusps on P3 is the median and norm for P. montanus , and four for P. mediævus ...
Сторінка 675
... known region . No attempt can here be made to abstract or cite the innumerable papers and books in which these strange mammals are described . An excellent and readily available summary of them has been given by Scott ( 1937 ) . Among ...
... known region . No attempt can here be made to abstract or cite the innumerable papers and books in which these strange mammals are described . An excellent and readily available summary of them has been given by Scott ( 1937 ) . Among ...
Зміст
PostNatal Development of the Head CHARLES BENEDICT | 2 |
Cranial capacity | 109 |
Growth of absolute dimensions of the face | 125 |
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acetylcholine adolescent Ameghino American Anconodon Argentina beds birth bizygomatic width boys catfish cent cephalic index change with age Chapadmalalan correlation cranial capacity cretin curves of change curves of growth cusps Deseadan dimensions distance dwarf Ectypodus eggs Encke's comet Eocene Eucosmodon fauna female fiber formation fossils fraternity gastrulation genus girls growth curves growth of Head head girth head height head length head width incisor increase Individual curves instar Kraglievich larvae lower jaw M₁ male mammals mean measured melanophores Mesodma meteor metrazol metrazol treatment microcephalic Microcosmodon Mimetodon Miocene monozygotic morphologic face height moults Negro nerve Nordic observed orbit Paleocene Pampean parthenogenetic Patagonia Pentacosmodon percentage ratio perturbations phosphorus Pleistocene Pliocene Polecat Bench posterior probably Prochetodon Ptilodus radiant relatively Rock Bench Santacrucian sets of ordinates shows slope South America species specimens sperm stature tadpoles Taurid Tertiary tion upper velocity