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Authors |
Year |
Title |
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Ehiro |
1966 |
Latest Permian ammonoid Paratirolites from the Ofunato district, Southern Kitakami Massif, Northeast Japan.
Transactions and Proceedings of the Palaeontological Society of Japan, n.ser., 184: 592-596, 3 figs.
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Ehiro & Bando |
1985 |
Late Permian ammonoids from the Southern Kitakami Massif, Northeast Japan.
Transactions and Proceedings of the Palaeontological Society of Japan, N.S., 137: 25-49, fig.1-9, tab.1-8, pl.5-7; Tokyo.
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Ehiro, Shimoyama & Murata |
1986 |
Some Permian Cyclolobaceae from the Southern Kitakami Massif, Northeast Japan.
Transactions and Proceedings of the Palaeontological Society of Japan, N.S., 142: 400-408, fig.1-4, pl.79-80; Tokyo.
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Ehiro |
1987 |
Permian ammonoids of the Southern Kitakami Massif, Northeast Japan - Their stratigraphic distribution and zonation of the Permian. [In Japanese].
Journal Geological Society of Japan 93: 823-832, 2 tabs.
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Ehiro & Takaizumi |
1992 |
Late Devonian and Early Carboniferous ammonoids from the Tobigamori Formation in the Southern Kitakami Massif, Northeast Japan and their stratigraphic significance.
Journal of the Geological Society of Japan, 98 (3): 197-204, 4 figs.
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Ehiro |
1995 |
Cephalopod fauna of the Nakadaira Formation (Lower Permian) in the Southern Kitakami Massif, Northeast Japan.
Transactions and Proceedings of the Palaeontological Society of Japan, n.ser., 179: 184-192, 6 figs.
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Ehiro & Araki |
1996 |
Early Carboniferous ammonoid Irinoceras from the Onimaru Formation in the Southern Kitakami Massif, Northeast Japan.
Journal of the Geological Society of Japan, 102 (8): 755-757, 2 figs.
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Ehiro & Araki |
1997 |
Permian cephalopods of Kurosawa, Kesennuma City in the Southern Kitakami Massif, Northeast Japan.
Paleontological Research, 1 (1): 55-66, 9 figs., Tokyo.
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Ehiro |
1998 |
Ammonoid biostratigraphy of the Middle Permian in the South Kitakmi Belt, Japan, and correlation with the reference sections on the Tethyan Region and North America.
Proceedings of the Royal Society of Victoria, 110 (1/2): 147-156, 4 figs., Melbourne.
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Ehiro |
1998 |
Permian ammonoid fauna of the Kitakami Massif, Northeast Japan. Biostratigraphy and Paleobiogeography.
Permian Stratigraphy, Environments and Resources, 2, Palaeoworld, 9: 113-122, 4 figs.
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Ehiro |
2002 |
A time gap at the Permian-Triassic boundary in the South Kitakami Belt, Northeast Japan: An examination based on ammonoid fossils.
Saito-Ho-on Kai Museum Research Bulletin, 68: 1-12, 3 fig.
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Ehiro, Hasegawa & Misaki |
2005 |
Permian ammooids Prostacheoceras and Perrinites from the Kitakami Massif, Northeast Japan.
Journal of Paleontology, 79 (6): 1222-1228, 6 fig., Lawrence, KS.
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Ehiro & Misaki |
2005 |
Middle Permian ammonoids from the Kamiyasse-Imo district in the Southern Kitakami Massif, Northeast Japan.
Paleontological Research, 9: 1-14, 9 fig.
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Ehiro, Zakharov & Minjin |
2006 |
Early Triassic (Olenekian) ammonoids from Khentey Province, Mongolia, and their paleobiogeographic significance.
Bulletin of the Tohoku University Museum, 5: 83-97, 2 pl.
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Ehiro |
2006 |
A new species of Stacheoceras (Permian ammonoid) from the Upper Permian in the South Kitakami Belt, Northeast Japan.
Paleontological Research 10 (3):261-264, 2 fig.
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Ehiro & Shen |
2008 |
Permian ammonoid Kufengoceras from the uppermost Maokou Formation (earliest Wuchiapingian) at Penglaitan, Laibin Area, Guangxi Autonomous Region, South China.
Paleontological Research 12 (3):255-259,4 fig.
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Ehiro |
2008 |
Two genera of Popanoceratidae (Permian Ammonoidea) from the South Kitakami, Northeast Japan,with a note on the age of the Takakurayama Formation in the Abukuma Massif.
Bulletin Tohoku Univ. Museum 8:1-8
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Ehiro, Komori & Tsuchiya |
2010 |
Carboniferous ammonoids and corals from seamount limestone in an accretionary complex within the North Kitakami Belt, Northeast Japan.
Jour.Geol.Soc. Japan, 116 (4), 219-228.
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Ehiro & Shen |
2010 |
Ammonoid succession across the Wuchiapingian/Changhsingian boundary of the northern Penglaitan Section in the Laibin area, Guangxi, South China.
Geological Journal 45:162-169.
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Ehiro |
2010 |
Permian ammonoids of Japan: their stratigraphic and paleobiogeographic significance.
In: K.Tanabe, Y.Shigeta, T.Sasaki & H.Hirano, eds, Cephalopods - Present and Past. Tokai University Press,233-241.
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Sone, Leman & Ehiro |
2001 |
Middle Permian cephalopods from central Peninsular Malaysia:implications for faunal migration through the southern Tethys.
Journal of Asian Earth Sciences, 19: 805-814, 11fig.
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Zakharov & Ehiro |
2010 |
New data on Guadalupian through earliest Lopingian Timorites of Far East, phylogeny, biostratigraphical and paleogeographical significance of cyclolobid ammonoids.
In: K.Tanabe, Y.Shigeta, T.Sasaki and H.Hirano, eds., Cephalopods - Present and Past, Tokai University Press, 233-241.
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