The common name of the book in Dutch language was supposedly spread and became called 'Taheru Anatomia' amongst scholars who studied Western sciences by means of the Dutch language in Japan.
おそらく、オランダ語の俗称が伝わり、蘭学者のあいだで「ターヘル・アナトミア」と呼ばれるようになったのではなかろうか。