| Bulletin of the National Science Museum Series C (Geology & Paleontology) | date of publication | 
          
            |  | 
           
            
            | Bulletin of the National Science Museum Series C (Geology & Paleontology)  Volume 15 Number 4 | December 1989 | 
            
            |  | 
              
                |  | Toshimasa TANAI: | P.121 | 
              
                |  | The Revision of the so-called "Alangium" Leavesfrom the Paleogene of Hokkaido, Japan |  | 
              
                |  | 
              
                |  | Martin G. LOCKLEY', Masaki MATSUKAWA, lkuwo OBATA: | P.151 | 
              
                |  | Dinosaur Tracks and Radial Cracks: Unusual Footprint Features |  | 
                
              
                |  | 
              
                |  | Kazuo SAKAMOTO, Teruya UYENO: | P.161 | 
              
                |  | Platichthys miostellatus, A New Miocene Righteye Flounder from Yaita City, Tochigi Prefecture, Japan |  |