@article {5393,
	title = {Comparative ultrastructure of the pharynx simplex in Turbellaria.},
	journal = {Zoomorphology},
	volume = {97},
	year = {1981},
	month = {1981},
	pages = {133 - 193},
	keywords = {Diopisthoporus longitubus},
	author = {Doe,DA}
}
@article {5264,
	title = {Interstitial Fauna von Galapagos XXIII. Acoela (Turbellaria). Addendum.},
	journal = {Mikrofauna Meeresboden},
	volume = {83},
	year = {1981},
	month = {1981},
	pages = { - 36},
	keywords = {Monoposthia, Paractinoposthia},
	author = {Ehlers,U and D{\"o}rjes,J}
}
@book {5152,
	title = {Marine flora and fauna of the northeastern United States. Turbellaria: Acoela and Nemertodermatida.},
	series = {NOAA Techn Report},
	volume = {440},
	year = {1981},
	month = {1981},
	pages = { - 70 pp},
	publisher = {NMFS Circular},
	organization = {NMFS Circular},
	keywords = {Amphiscolops cinereus, Heterochaerus langerhansi, Isodiametra variomorpha, LOCATION},
	author = {Bush,LF}
}
