@book {pdf,
	title = {Turbellaria},
	series = {Handbuch der Zoologie},
	volume = {II},
	year = {1928},
	note = {in folder},
	publisher = {Walter de Gruyter},
	organization = {Walter de Gruyter},
	type = {book},
	address = {Berlin},
	abstract = {Mentions:
Macrostomum viride
Macrostomum appendiculatum
Macrostomum tuba
Macrostomum thermale
Paramacrostomum tricladoides},
	keywords = {Turbellaria},
	author = {Bresslau, Ernst}
}
