Volume 18

Number 4

December 1992
Bulletin of the National Science Museum Series C (Geology & Paleontology) Volume 18 Number 4

Kazumi YOKOYAMA

P.113
Yokokawagawa metamorphic rocks, north of Lake Suwa, central Japan(2.4 MB)

Satoshi MATSUBARA・Akira KATO

P.117
Tochilinite in ultrabasic rock from Kurotani, Gifu Prefecture, Central Japan(2.7 MB)

Yoshihiro TANIMURA

P.121
Seasonal Changes in Flux and Species Composition of Diatoms: Sediment Trap Results from the Northwest Pacific, August 1986-November 1988(20.9 MB)

Number 3

September 1992
Bulletin of the National Science Museum Series C (Geology & Paleontology) Volume 18 Number 3

lkuwo OBATA・Masao FUTAKAMI

P.79
Some selected ammonites from the Aptian and Albian Miyako Group, Japan (Lower Cretaceous ammonites from the Miyako Group, Part 8)(13.3 MB)

Kazuo SAKAMOTO ・Teruya UYENO

P.101
Saitamapsetta nomurai gen. et sp. nov., a Righteye Flounder from a Middle Miocene Bed in Saitama Prefecture, Japan(9.5 MB)

Number 2

June 1992
Bulletin of the National Science Museum Series C (Geology & Paleontology) Volume 18 Number 2

Kazumi YOKOYAMA

P.43
K-Ar Ages of Metamorphic Rocks at the Top of Mt. Tanigawa-dake, Central Japan (3.1 MB)

Satoshi MATSUBARA・Akira KATO

P.49
Chemical Compositions of Rhodonite, Bustamite and Mn-bearing Clinopyroxenes from Skarns in Japan(7.7 MB)

Yoshiaki ISHIDA

P.65
Fossil Ophiuroids from the Oligocene Asagai Formation of lwaki, Fukushima, Japan(8.9 MB)

Number 1

March 1992
Bulletin of the National Science Museum Series C (Geology & Paleontology) Volume 18 Number 1

Kazumi YOKOYAMA・Tokiko TlBA・ Kazuya CHIHARA

P.1
Picrite sill in the Sado Island, Japan(6.7 MB)

Toshimasa TANAI

P.13
Juglandaceae from the Paleogene of Hokkaido, Japan(23.8 MB)