2024-03-28T12:41:41Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/366962022-11-17T02:08:08Zhdl_2115_34854hdl_2115_34816hdl_2115_116On the Occurrence of Koninckopora (Calcareous Alga) from the Viséan of Shikoku, JapanNakai, HitoshiKato, Makotoopen access450A new species of dasycladacean algae, Koninckopora delicata, is described from the Upper Viséan Buntoku Formation of the Mt. Yokokura, Shikoku, Japan. The genus Koninckopora is reviewed, and the following species, apart from the new one, are considered as valid and the member of the genus; K. inflata, K. minuta, K.? mortelmansi, K. pruvosti, K. sahariensis and K. tenuiramosa. The genus Koninckopora is widely distributed in Northern Hemisphere between the latitudes 20° and 70° North, and is almost completely confined within the Viséan, Early Carboniferous.北海道大学Hokkaido University1981-02engdepartmental bulletin paperVoRhttp://hdl.handle.net/2115/366960018-3474北海道大学理学部紀要Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and mineralogy194439450https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/36696/1/19_4_p439-450.pdfapplication/pdf2.49 MB1981-02