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Events to celebrate the 50th anniversary of the discovery of Machikane Crocodylidae

2014-7-26 (Sat) - 2014-8-30 (Sat)

May 3, 2014 marked the 50th anniversary of the discovery of Machikane Crocodylidae (Toyotamaphimeia Machikanensis) fossil housed at the Museum of Osaka University, a fossil that has been designated a national treasure. Consequently, the museum will hold a special exhibition from Saturday, July 26 through Saturday, August 30. The exhibition will recount the history of Machikane Crocodylidae studies, focusing on how the fossil was discovered and the research history surrounding its name change from Tomistoma Machikanense to Toyotamaphimeia Machikanensis.

The exhibition will introduce the latest studies and ongoing projects about Machikane Crocodylidae (Toyotamaphimeia machikanensis) at the museum as well as other research institutes. The Machikane Crocodylidae fossil and related groups of fossils will be on display. In order to help visitors picture the Machikane Crocodylidae, illustrations by paleontological illustrators, reconstructed fossils by Kaiyodo Co., Ltd., works of art of Machikane Crocodylidae by faculty and students of Kyoto University of Arts and Design, and the Machikane Crocodylidae made from Lego blocks by OU students will also be on display, items all made based on research results. This high quality academic event will satisfy visitors' intellectual curiosity.
Furthermore, voices of researchers who participated in excavation, naming, and studies will be introduced on video including that of TAKAMURA (HITOMI) Isao, who discovered the fossil of Machikane Crocodylidae.
Moreover, in cooperation with Toyonaka City, related events that local people can participate in will also be held.
machikane crocodylidae

Special Exhibition at The Museum of Osaka University, 1-20 Machikaneyama-cho Toyonaka 560-0043

Period: Saturday, July 26, 2014 ~ Saturday, August 30
Hours: 10:30 a.m. ~ 5:00 p.m.
Closed: Sundays and national holidays
There is no fee for attending this exhibition.

Items on Display

  • Zone 1: The discovery of Machikane Crocodylidae and the history of research -- from Tomistoma Machikanense to Toyotamaphimeia Machikanensis
  • Zone 2:  Brothers of Machikane Crocodylidae -- crocodile fossils excavated in Japan
  • Zone 3: Machikane Crocodylidae Researchers -- a video of interviews with Machikane Crocodylidae researchers, including the discoverer
  • Zone 4: Machikane Crocodylidae -- from reconstructions to art
    - Illustrations and models based on research data
    - Works of art by faculty and students of Kyoto University of Art and Design
    - A crocodylidae made from Lego blocks by OU students

Museum talk by curators at the museum

During the exhibition, a 30-minute museum talk will be held from 2:00 p.m. on all Saturdays.
No registration is needed.

Related events -- WORKSHOPS

Venue: Seminar Room, 3rd floor, Machikaneyama Museum
Seating space in the venue: 20
Registration is necessary.
There is no fee for attending this event.
Hours: 11:00 - 12:30 p.m.
Intended for: 4th graders in elementary school ~ junior high school students (priority will be given to residents of Toyonaka City)
Elementary school students must be accompanied by a parent.

Saturday, August 2 -- Experience serious searching for fossils -- Let's find fossils from the time in which Machikane Crocodylidae lived!

Lecturer: WATANABE Katsunori, Natural History Museum, Kishiwada City

Try to find a fossil of a creature that lived in the era of the Machikane Crocodylidae lived by searching for fragments in a 500,000 year-old layer of mud excavated in Toyonaka City. You might be able to find a valuable fossil!

Saturday, August 9 -- Let's make a one and only Machikane Crocodylidae in the world

Lecturer: FURUTA Goro, Kaiyodo Co., Ltd.
Participants will paint a Machikane Crocodylidae model using acrylic paint. Under the tuition of Mr. Furuta, participants will create authentic and amusing ancient crocodiles.

Friday, August 22 -- How about making a crocodile from Lego blocks?

Lecturer: Osaka University Lego Club members
You can make a unique crocodile from Lego blocks and get it to move by computerizing it. Both beginners and experienced persons are welcome. Members of Osaka University Lego Club will kindly instruct you.

Making Application
Send your address, name, year in school, telephone number, and the name of the workshop you'd like to attend on a return postcard to the address noted below. Be sure to write your address and name on the return postcard. Please note: you can only apply for one workshop per postcard. Applications for multiple workshops on a single postcard will not be accepted. Applicants will be informed of the status of their application(s) later by meas of the return postcard.
Apply to: Department of Human Rights and Culture, Toyonaka City, Art and Culture Office, 3-1-1 Sakurazuka, Toyonaka, 561-8501
Application period: July 1, 2014 ~July 14
Application must be postmarked not later than July 14. If the number of applications exceeds the capacity of the venue, applicants will be chosen by lottery.
For more information about application, contact:
Art and Culture Office, Department of Human Rights and Culture, Toyonaka City
Tel: 06-6858-2503
For additional information, contact:

  • The Museum of Osaka University Office, 1-13 Machikaneyama-cho Toyonaka 560-0043, Tel: 06-6850-6714
  • The Museum of Osaka University, 1-20 Machikaneyama-cho, Toyonaka 560-0043, Tel: 06-6850-6284
Date: 2014-7-26 (Sat) - 2014-8-30 (Sat)

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