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Echinoidea source details
Tanaka, K. 1965. Cretaceous echinoids from the Sanchu Graben, Central Japan. Transactions and Proceedings of the Palaeontological Society of Japan, New Series 59, 126-142.
169534
Tanaka, K.
1965
Cretaceous echinoids from the Sanchu Graben, Central Japan. Transactions and
Proceedings of the Palaeontological Society of Japan, New Series
59: 126-142
Publication
from Kier & Lawson (1978)
Date action by
Pygurus (Pygurus) complanatus Tanaka, 1965 † (original description)
Toxaster sanchuensis Tanaka, 1965 † (original description) |