Keiichi Omoto

An integrated study of the human skeletal remains discovered in Escalon Cave, northeastern Mindanao, the Philippines

Keiichi Omoto, Hisao Baba, Eisaku Kanazawa, Minoru Yoneda et autres

We examined fragmentary human skeletal remains from Escalon Cave near Surigao City, northeastern Mindanao, the Philippines, with respect to the morphology of bones and teeth, radiocarbon dating, and mitochondrial DNA (mtDNA) haplogroup. These remains contained parts of the left temporal bone, the …

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Tsuboi Shōgorō (1863–1913)

Keiichi Omoto

Tsuboi Shōgorō was the founder of anthropology in Japan. He was well grounded in natural history and established the Anthropological Society of Japan in 1884. He taught anthropology at the Science University and published papers and books on diverse topics ranging across …

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Discerning the Origins of the Negritos, First Sundaland People: Deep Divergence and Archaic Admixture

Timothy Adrian Jinam, Maude Elvira Phipps, Farhang F. Aghakhanian, Partha Pratim Majumder et autres

Human presence in Southeast Asia dates back to at least 40,000 years ago, when the current islands formed a continental shelf called Sundaland. In the Philippine Islands, Peninsular Malaysia, and Andaman Islands, there exist indigenous groups collectively called Negritos whose ancestry can …

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Unique characteristics of the Ainu population in Northern Japan

Timothy Adrian Jinam, Hideaki Kanzawa‐Kiriyama, Ituro Inoue, Katsushi Tokunaga et autres

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The history of human populations in the Japanese Archipelago inferred from genome-wide SNP data with a special reference to the Ainu and the Ryukyuan populations

Timothy Jinam, N Saitou, Nao Nishida, K Tokunaga et autres

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Molecular systematics and evolution of the recently discovered “Parnassian” butterfly (Parnassius davydovi Churkin, 2006) and its allied species (Lepidoptera, Papilionidae)

Keiichi Omoto, Takahiro Yonezawa, Tsutomu Shinkawa

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Characteristics of the β-Globin Gene Cluster Haplotypes of Three Han Chinese Populations at Beijing, Xi’an, and Kunming as Compared with Those of Other Asian Populations

Kōji Shimizu, Erika Nagaoka, Yusuke Okada, Yukiko. Takeuchi et autres

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Phylogeny, biogeography and wing pattern convergence of the subgenus Achillides (Lepidoptera, Papilionidae, Papilio) revealed by a mitochondrial DNA sequence analysis

Takashi Yagi, Go Sasaki, Keiichi Omoto

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β-Globin Gene Cluster Haplotype Frequencies in Khalkhs and Buryats of Mongolia

Kōji Shimizu, Kozue Tokimasa, Yukiko. Takeuchi, Tudevdagva. Gereksaikhan et autres

Beta-globin gene cluster haplotype frequencies of 169 Khalkhs and 145 Buryats were estimated, and their characteristics were compared with those of Evenkis, Oroqens, Koreans, Japanese, and three Colombian Amerindian groups. The present study suggests that Colombian Amerindians diverged first from Asian populations …

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Dual origins of the Japanese: common ground for hunter-gatherer and farmer Y chromosomes

Michael F. Hammer, Tatiana M. Karafet, Hwayong Park, Keiichi Omoto et autres

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Phylogeny and Evolution of Butterflies of the Genus Parnassius: Inferences from Mitochondrial 16S and ND1 Sequences

Toru Katoh, Anton Chichvarkhin, Takashi Yagi, Keiichi Omoto

Phylogenetic relationships among species of the genus Parnassius and its related taxa were analyzed by comparing nucleotide sequences of mitochondrial 16S ribosomal RNA (504 sites) and NADH-dehydrogenase subunit 1 (469 sites). In the phylogenetic trees, Parnassius was found to be most closely …

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A new subspecies of Hestina nicevillei Moore, 1896 Lepidoptera, Nymphalidae discovered in northern Vietnam

Keiichi Omoto, Akio Funahashi