@article {1705,
	title = {Ueber Clavelina coerulea n. sp., die erst von Japan bekannt gewordene Clavellina},
	journal = {Proceedings of the Imperial Academy of Japan},
	volume = {10},
	year = {1934},
	pages = {365-366},
	author = {Oka, A.}
}
@article {1704,
	title = {Ueber Clavelina coerulea n. sp., die erst von Japan bekannt gewordene Clavellina},
	journal = {Proceedings of the Imperial Academy of Japan},
	volume = {10},
	year = {1934},
	pages = {365-366},
	author = {Oka, A.}
}
@article {187,
	title = {The ascidians of the Cape Province of South Africa},
	journal = {Transactions of the Royal Society of South Africa},
	volume = {22},
	year = {1934},
	pages = {129-163},
	author = {Michaelsen, W.}
}
