@article {1700,
	title = {On Xenomolgula mira, gen. et sp. n., and Lithonephrya complanata Alder \& Hancock},
	journal = {Arkiv for Zoologi},
	volume = {23A},
	year = {1931},
	pages = {1-14},
	author = {Arnback-Christie-Linde, A}
}
@article {278,
	title = {New North and South American ascidians},
	journal = {Bulletin of The American Museum of Natural History},
	volume = {61},
	year = {1931},
	pages = {207-225},
	author = {Van Name, W.G.}
}
@article {359,
	title = {A new Styelid tunicate from the Boshuslan coast},
	journal = {Arkiv foer Zoologi},
	volume = {22A},
	number = {12},
	year = {1931},
	pages = {1-6},
	author = {Arnback, C.L.}
}
@article {486,
	title = {Tunicata},
	journal = {Scientific Reports of the Great Barrier Reef Expedition},
	volume = {4},
	number = {3},
	year = {1931},
	pages = {69-109},
	author = {Hastings, A.B.}
}
@article {151,
	title = {Ueber eine neue species von Ecteinascidia aus Formosa},
	journal = {Proceedings of the Imperial Academy of Tokyo},
	volume = {7},
	year = {1931},
	pages = {173-175},
	author = {Oka, A.}
}
