@article {1706,
	title = {Contributions to the Japanese ascidian fauna XXIX. Notes on some Clavelinids from the Japanese waters},
	journal = {Publications of the Seto Marine Biological Laboratory},
	volume = {23},
	year = {1976},
	pages = {63-82},
	author = {Nishikawa, T. and Tokioka, T.}
}
@article {1688,
	title = {On a new species of Clavelina from Japan, with remarks on its mode of budding},
	journal = {Publications of the Seto Marine Biological Laboratory},
	volume = {21},
	year = {1973},
	pages = {99-107},
	author = {Watanabe, H. and Tokioka, T.}
}
