Ryoichi Takahashi

(April 6, 1898—July 17, 1963) was a Japanese entomologist. His research focused on hemiptera, including aphids, whiteflies, and scale insects. He published more than 420 articles.

Taxa named after him include: * ''Takahashilecanium'' * ''Xenolecanium takahashii'' * ''Rhachisphora takahashii'' * ''Melanaphis takahashii'' * ''Aclerda takahashii'' * ''Dicranomyia takahashii'' * ''Rhyacobates takahashii'' * ''Ormosia takahashii'' * ''Aleurotuberculatus takahashii'' * ''Aleyrodes takahashii'' * ''Rhinopsylla takashii'' * ''Setaleytodes takahashia'' * ''Isotomurus takahashii'' * ''Asterobemisia takahashii'' * ''Dialeurolonga takahashi'' * ''Togepsylla takahashii'' Provided by Wikipedia