Cranial base and jaw relationship.

abstract：:An approach, computational shape analysis (CSA), is presented here which utilizes a Fourier-wavelet representation to numerically describe shape features of biological forms. Two elements are involved: 1) elliptical Fourier functions (EFFs), to provide estimates of global aspects, and 2) continuous wavelet transforms ...

journal_title：American journal of physical anthropology

authors： Lestrel PE,Cesar RM Jr,Takahashi O,Kanazawa E

更新日期：2005-11-01 00:00:00

abstract：:Human physique classification by somatotype assumes that adult humans are geometric similar to each other. However, this assumption has yet to be adequately tested in athletic and nonexercising human populations. In this study, we assessed this assumption by comparing the mass exponents associated with girth measureme...

journal_title：American journal of physical anthropology

authors： Nevill AM,Stewart AD,Olds T,Holder R

更新日期：2004-06-01 00:00:00

abstract：:Nine human mandibular first premolars were examined to assess variation in external morphology and enamel structural organization within a tooth type. The relationship of enamel ultrastructure to gross dental morphology was also studied. The teeth were cut in the mesiodistal direction just lingual to the buccal cusp, ...

journal_title：American journal of physical anthropology

authors： Stern D,Skobe Z

更新日期：1985-10-01 00:00:00

abstract：:The existence of an apomorphic reciprocal chromosomal translocation in the gorilla lineage has been asserted or denied by various cytogeneticists. We employed a new molecular cytogenetic strategy (chromosomal in situ suppression hybridization) combined with high-resolution banding, replication sequence analysis, and f...

journal_title：American journal of physical anthropology

authors： Stanyon R,Wienberg J,Romagno D,Bigoni F,Jauch A,Cremer T

更新日期：1992-06-01 00:00:00

abstract：:Associations between season of birth and body size, morbidity, and mortality have been widely documented, but it is unclear whether different parts of the body are differentially sensitive, and if such effects persist through childhood. This may be relevant to understanding the relationship between early life environm...

journal_title：American journal of physical anthropology

authors： Pomeroy E,Wells JC,Stanojevic S,Miranda JJ,Cole TJ,Stock JT

更新日期：2014-05-01 00:00:00

abstract：:The aim of this review is to put core features of human sexuality in an evolutionary light. Toward that end, I address five topics concerning the evolution of human sexuality. First, I address theoretical foundations, including recent critiques and developments. While much traces back to Darwin and his view of sexual ...

journal_title：American journal of physical anthropology

authors： Gray PB

更新日期：2013-12-01 00:00:00

abstract：:Compared to most quadrupedal mammals, humans are energetically inefficient when running at high speeds. This fact can be taken to mean that human dipedalism evolved for reasons other than to reduce relative energy cost durding locomotion. Recalculation of the energy expending expended during human walking at normal sp...

journal_title：American journal of physical anthropology

authors： Rodman PS,McHenry HM

更新日期：1980-01-01 00:00:00

abstract：:Cases of pathologically changed bone might constitute a diagnostic pitfall and frequently need histological methods to be etiologically properly evaluated. With micro-computed tomography (microCT), a new epoch of 2D and 3D imaging has been launched. We evaluated the diagnostic investigation of this analytical method v...

journal_title：American journal of physical anthropology

authors： Rühli FJ,Kuhn G,Evison R,Müller R,Schultz M

更新日期：2007-08-01 00:00:00

abstract：:The relationship between psychological stress and reduced fecundity has been a matter of speculation and investigation for decades. Most previous studies have been compromised, however, by a number of problems including ambiguous direction of causation, poorly operationalized variables, and the confounding of psycholo...

journal_title：American journal of physical anthropology

authors： Ellison PT,Lipson SF,Jasienska G,Ellison PL

更新日期：2007-12-01 00:00:00

abstract：:Primate species often eat foods of different physical properties. This may have implications for tooth structure and wear in those species. The purpose of this study was to examine the mechanical defenses of leaves eaten by Alouatta palliata from different social groups at Hacienda La Pacifica in Costa Rica. Leaves we...

journal_title：American journal of physical anthropology

authors： Teaford MF,Lucas PW,Ungar PS,Glander KE

更新日期：2006-01-01 00:00:00

abstract：:The archaeological evidence of ancient cranial surgery is limited to cases of trepanation and cauterization. I report here on the only known case of cranial surgery in direct association with the osseous image of a non-trauma-induced soft tissue lesion (sinus pericranii). This case, from Alameda County, California (La...

journal_title：American journal of physical anthropology

authors： Richards GD

更新日期：1995-10-01 00:00:00

abstract：OBJECTIVES:Many studies on subadult sex estimation focus on elements that express sexually dimorphic features in adults. In contrast, diaphyseal dimensions have been shown to display sex-specific differences prior to adolescence. The current study evaluates the use of diaphyseal dimensions in subadult sex estimation. ...

journal_title：American journal of physical anthropology

authors： Stull KE,L'Abbé EN,Ousley SD

更新日期：2017-05-01 00:00:00

abstract：:Periodic episodes of food scarcity may highlight the adaptive value of certain anatomical traits, particularly those that facilitate the acquisition and digestion of exigent fallback foods. To better understand the selective pressures that favored the distinctive dental and locomotor morphologies of gibbons and orangu...

journal_title：American journal of physical anthropology

authors： Vogel ER,Haag L,Mitra-Setia T,van Schaik CP,Dominy NJ

更新日期：2009-12-01 00:00:00

abstract：:At least 29 species of fossil primates have been referred to fruit, nectar, and/or exudate feeding dietary niches. Many studies have detailed the morphological correlates of fruit feeding in comparison to insectivory and folivory. In contrast, few studies have sought to differentiate the morphological correlates of fr...

journal_title：American journal of physical anthropology

authors： Dumont ER

更新日期：1997-02-01 00:00:00

abstract：:The origins of the ancient Egyptian state and its formation have received much attention through analysis of mortuary contexts, skeletal material, and trade. Genetic diversity was analyzed by studying craniometric variation within a series of six time-successive Egyptian populations in order to investigate the evidenc...

journal_title：American journal of physical anthropology

authors： Zakrzewski SR

更新日期：2007-04-01 00:00:00

abstract：:The relationship between human placental alkaline phosphatase (PLAP) genotype and birth weight is investigated in a sample of white, black and Puerto-Rican new-born infants from New Haven, Connecticut (total 710 subjects). Black and Puerto-Rican infants show a higher incidence of growth retardation and a higher freque...

journal_title：American journal of physical anthropology

authors： Amante A,Borgiani P,Gimelfarb A,Gloria-Bottini F

更新日期：1996-12-01 00:00:00

abstract：:Callitrichids use their tongue in various social, ecological, and hygienic contexts. Using a noninvasive measuring device, we obtained data on the operational tongue length (OTL) in seven species from the family Callitrichidae. OTL (defined as the maximum tongue extension into the device) varied significantly between ...

journal_title：American journal of physical anthropology

authors： Heymann EW,von der Lage F

更新日期：2009-07-01 00:00:00

abstract：:Gorillas occupy a variety of habitats from the west coast to eastern central Africa. These habitats differ considerably in altitude, which has a pronounced effect on forest ecology. Although all gorillas are obligate terrestrial knuckle-walking quadrupeds, those that live in lowland habitats eat fruits and climb more ...

journal_title：American journal of physical anthropology

authors： Dunn RH,Tocheri MW,Orr CM,Jungers WL

更新日期：2014-04-01 00:00:00

abstract：:Inferred dietary preference is a major component of paleoecologies of extinct primates. Molar occlusal shape correlates with diet in living mammals, so teeth are a potentially useful structure from which to reconstruct diet in extinct taxa. We assess the efficacy of Dirichlet normal energy (DNE) calculated for molar t...

journal_title：American journal of physical anthropology

authors： Bunn JM,Boyer DM,Lipman Y,St Clair EM,Jernvall J,Daubechies I

更新日期：2011-06-01 00:00:00

abstract：:All current standardized methods of age determination using the os pubis were tested by blind assessment of a skeletal sample with documented ages (from the Todd collection; N = 96). No demographic data (sex, age, race, age composition) were known to the assessors prior to completion of the test. Results showed the To...

journal_title：American journal of physical anthropology

authors： Meindl RS,Lovejoy CO,Mensforth RP,Walker RA

更新日期：1985-09-01 00:00:00

abstract：:European populations have both a particularly long history of pulmonary tuberculosis and extremely high frequencies of cystic fibrosis (CF). While carriers of the recessive gene are asymptomatic for CF disease, their fibroblasts produce excessive amounts of hyaluronic acid, whose role in successful isolation of virule...

journal_title：American journal of physical anthropology

authors： Meindl RS

更新日期：1987-09-01 00:00:00

abstract：:The genus Saguinus represents a successful radiation of over 20 species of small-bodied New World monkeys. Studies of the tamarin diet indicate that insects and small vertebrates account for ∼16-45% of total feeding and foraging time, and represent an important source of lipids, protein, and metabolizable energy. Alth...

journal_title：American journal of physical anthropology

authors： Mallott EK,Malhi RS,Garber PA

更新日期：2015-03-01 00:00:00

abstract：:Paranthropus is distinctive among hominoids in its possession of a greatly thickened hard palate. Although traditionally considered a structural adaptation to counter high-magnitude masticatory stress, alternative developmental models are equally viable. Three models of palatal thickening were evaluated in this study....

journal_title：American journal of physical anthropology

authors： McCollum MA

更新日期：1997-07-01 00:00:00

abstract：:A range of variation in percent of oxygen saturation of arterial hemoglobin (SaO2) among healthy individuals at a given high altitude indicates differences in physiological hypoxemia despite uniform ambient hypoxic stress. In populations native to the Tibetan plateau, a significant portion of the variance is attributa...

journal_title：American journal of physical anthropology

authors： Beall CM,Almasy LA,Blangero J,Williams-Blangero S,Brittenham GM,Strohl KP,Decker MJ,Vargas E,Villena M,Soria R,Alarcon AM,Gonzales C

更新日期：1999-01-01 00:00:00

abstract：:This paper describes the skeletal maturity status of Japanese children in Western Kyushu and its variation within Japanese populations. Hand-wrist skeletal maturity was assessed by the Tanner-Whitehouse (1975) (TW2) method from radiographs of 500 boys and 485 girls aged from 4 to 15 years. Western Kyushu children show...

journal_title：American journal of physical anthropology

authors： Takai S,Akiyoshi T

更新日期：1983-10-01 00:00:00

abstract：:The height records of 48,589 conscripts born in Jujuy between 1870 and 1960 were examined in order to study the variation in adult male height (AMH) in terms of geographical altitude and surnames. Data were clustered by origin of surnames (divided into native and foreign names), decades, and according to the four Juje...

journal_title：American journal of physical anthropology

authors： Bejarano IF,Dipierri JE,Andrade A,Alfaro EL

更新日期：2009-02-01 00:00:00

abstract：:The analysis of 36 human skeletons (eight subadults, 13 males, 15 females) recovered during a cemetery relocation near Charleston, SC, provides data on health and disease for a 19th-century sample of Afro-Americans. The majority of the burials date from 1840-1870. Skeletal analysis verified some historical interpretat...

journal_title：American journal of physical anthropology

authors： Rathbun TA

更新日期：1987-10-01 00:00:00

abstract：:Neo-darwinian and population genetics theory assumes that the necessary and sufficient set of conditions for all genetic, therefore evolutionary, change has been identified. Punctuationalists have assumed the opposite and cite the fossil record as evidence for change too rapid to be explained in neo-darwinian theory. ...

journal_title：American journal of physical anthropology

authors： Williams BJ

更新日期：1987-05-01 00:00:00

abstract：:Histomorphometric analysis of femoral and tibial diaphyseal fragments from seven Late Archaic and three Early Modern humans are compared with those of the Pecos, a pre-Columbian Native American population. The ten samples, from Broken Hill (EM-793), Shanidar 2, 3, 4, 5, and 6, Tabun 1, and Skhul 3, 6, and 7, provide a...

journal_title：American journal of physical anthropology

authors： Abbott S,Trinkaus E,Burr DB

更新日期：1996-04-01 00:00:00

abstract：:This study analyzed skeletal health disparities among African American and Euro-American males of low socioeconomic status born between 1825 and 1877. A total of 651 skeletons from the Cobb, Hamann-Todd, and Terry anatomical collections were macroscopically examined for skeletal pathologies related to dietary deficien...

journal_title：American journal of physical anthropology

authors： de la Cova C

更新日期：2011-04-01 00:00:00