@article {12706,
	title = {Catops flavicornis Thoms. in Deutschland},
	journal = {DEzt},
	volume = {25},
	number = {2},
	year = {1881},
	pages = {320.},
	author = {Czwalina, G.}
}
@article {12707,
	title = {Beitr{\"a}ge zur Kenntniss der Gattung Colon und Beschreibungen neuer Arten},
	journal = {DEzt},
	volume = {25},
	number = {2},
	year = {1881},
	pages = {305-320.},
	author = {Czwalina, G.}
}
@article {12676,
	title = {{\"U}ber Variet{\"a}ten von Colon},
	journal = {DEzt},
	volume = {28},
	number = {2},
	year = {1884},
	pages = {265-268.},
	author = {Czwalina, G.}
}
