Add to ORKGOne interesting mytilid of the genus Perna is newly described from the middle Miocene Katsuta group at Shinden, Tsuyama City, Okayama Prefecture, Southwest Japan. The genus is the first record in Japan. This species, named Perna oyamai, may have clustered embedded in muddy substrate in the tidal to neritic zone and is considered to be one of representative indicators of tropical environmental conditions in the earliest middle Miocene of Japan
The Urahoro Group consists of sandstone and conglomerate, with intercalated coal seams, and yields n...
The Omma Formation, distributed in Toyama-Ishikawa area, Hokuriku province, is well known because th...
Transitional upper Oligocene-lower Miocene marine deposits crop out in the Kitami-Tsubetsu area of e...
Thirty six species of pelecypoda, twenty three of gastropoda and one scaphopoda are described and di...
Thirty species of fossil marine molluscs among which 4 new species are described from the Late Mioce...
In this paper, we deal with re-description of Periploma mitsuganoense Araki and it’s morphological v...
A total of sixty-nine species of marine molluscs are examined for the first time from the Nishikuros...
(1) Moniwa is a small village situated on the bank of the river Natori, southwest of the city Seidai...
The molluscan fauna of the Miocene Morozaki Group, which is here called Portlandia (Hataiyoldia) tok...
Eighty-seven species of molluscs were obtained from the uppermost lower-lowest middle Miocene Higash...
Permian and Triassic molluscan fossils are found from Mitsu-area, Okayama City, Southwest Japan. Per...
The Tertiary formations distributed in the Awa Basin can be subdivided as follows from the younger t...
A new species of bivalve, Thyasira (Thyasira) beui, is described from lower to middle Miocene hydroc...
A total of 58 molluscan species was collected from the uppermost Lower Miocene Orito Formation at Ko...
Amano, K. and Little, C.T.S. 2014. Miocene abyssochrysoid gastropod Provanna from Japanese seep and ...
The Urahoro Group consists of sandstone and conglomerate, with intercalated coal seams, and yields n...
The Omma Formation, distributed in Toyama-Ishikawa area, Hokuriku province, is well known because th...
Transitional upper Oligocene-lower Miocene marine deposits crop out in the Kitami-Tsubetsu area of e...
Thirty six species of pelecypoda, twenty three of gastropoda and one scaphopoda are described and di...
Thirty species of fossil marine molluscs among which 4 new species are described from the Late Mioce...
In this paper, we deal with re-description of Periploma mitsuganoense Araki and it’s morphological v...
A total of sixty-nine species of marine molluscs are examined for the first time from the Nishikuros...
(1) Moniwa is a small village situated on the bank of the river Natori, southwest of the city Seidai...
The molluscan fauna of the Miocene Morozaki Group, which is here called Portlandia (Hataiyoldia) tok...
Eighty-seven species of molluscs were obtained from the uppermost lower-lowest middle Miocene Higash...
Permian and Triassic molluscan fossils are found from Mitsu-area, Okayama City, Southwest Japan. Per...
The Tertiary formations distributed in the Awa Basin can be subdivided as follows from the younger t...
A new species of bivalve, Thyasira (Thyasira) beui, is described from lower to middle Miocene hydroc...
A total of 58 molluscan species was collected from the uppermost Lower Miocene Orito Formation at Ko...
Amano, K. and Little, C.T.S. 2014. Miocene abyssochrysoid gastropod Provanna from Japanese seep and ...
The Urahoro Group consists of sandstone and conglomerate, with intercalated coal seams, and yields n...
The Omma Formation, distributed in Toyama-Ishikawa area, Hokuriku province, is well known because th...
Transitional upper Oligocene-lower Miocene marine deposits crop out in the Kitami-Tsubetsu area of e...