@book {Michelotti1838,
	title = {Specimen Zoophytologi{\ae} Diluvian{\ae}},
	year = {1838},
	pages = {227},
	publisher = {Heredes Sebastian Botta},
	organization = {Heredes Sebastian Botta},
	address = {Torino},
	keywords = {RCBS, SDC, TIP},
	url = {http://archive.org/details/specimenzoophyto00mich},
	author = {Michelotti, Ioanne}
}
@article {MilneEdwards1838,
	title = {Observations sur la nature et le mode de croissance des polypiers.},
	journal = {Annales des Sciences Naturelles, s{\'e}rie 2, Zoologie},
	volume = {10},
	year = {1838},
	pages = {321{\textendash}334},
	url = {http://archive.org/details/annalesdesscienc10zool},
	author = {{Milne Edwards}, Henri}
}
@book {Bronn1838,
	title = {Lethaea Geognostica. Zweiter Band},
	volume = {2},
	year = {1838},
	pages = {769{\textendash}1346},
	publisher = {E. Schweizerbart},
	organization = {E. Schweizerbart},
	address = {Stuttgart},
	keywords = {RCBS, TIP},
	url = {http://archive.org/details/lethaeageognosti02bron},
	author = {Bronn, Heinrich Georg}
}
