@article {2865,
	title = {The genus Xylophrurus F{\"o}rster, 1869 (Hymenoptera: Ichneumonidae) in Finland with a discussion on the status of X. dentatus (Taschenberg, 1865)},
	journal = {Sahlbergia},
	volume = {26},
	year = {1921},
	pages = {24{\textendash}28},
	author = {Paappanen, J.}
}
@article {2257,
	title = { [Pachynematus pumilio Knw.]},
	journal = {Meddelanden af Societas pro Fauna et Flora Fennica},
	volume = {46},
	year = {1921},
	pages = {209},
	author = {Hukkinen, Y.}
}
@article {1866,
	title = {Zur Kenntniss einiger Blattwespen und Blattwespenlarven II [sic!, recte III].},
	journal = {Meddel. Soc. Fauna Flora Fenn.},
	volume = {46},
	year = {1921},
	pages = {25-32},
	author = {Forsius, R.}
}
@article {1865,
	title = {Kleinere Mitteilungen {\"u}ber Tenthredinoiden II. -},
	journal = {Meddel. Soc. Fauna Flora Fenn.},
	volume = {46},
	year = {1921},
	pages = {84-91},
	author = {Forsius, R.}
}
@article {1864,
	title = {Om Wasastjernas samling},
	journal = {Meddel. Soc. Fauna Flora Fenn.},
	volume = {47},
	year = {1921},
	pages = {80},
	author = {Forsius, R.}
}
@article {1863,
	title = {Cecidiologische Beitr{\"a}ge.},
	journal = {Meddel. Soc. Fauna Flora Fenn.},
	volume = {47},
	year = {1921},
	pages = {51-55},
	author = {Forsius, R.}
}
@article {1862,
	title = {Zur Kenntnis einiger  Blattwespen und Blattwespenlarven III.},
	journal = {Meddel. Soc. Fauna Flora Fenn.},
	volume = {46},
	year = {1921},
	pages = {25-32},
	author = {Forsius, R.}
}
@article {985,
	title = {Pompilidfaunan p{\r a} sandstr{\"a}nder i P{\"a}rn{\r a}. },
	journal = {Notulae Entomologicae},
	volume = {1},
	year = {1921},
	pages = {13-14},
	author = {Nordstr{\"o}m, {\r A}.}
}
@article {765,
	title = {Verzeichnis der aus Finnland bisher bekannten Apiden.},
	journal = {Notulae Entomologicae},
	volume = {1},
	year = {1921},
	pages = {70-77},
	author = {Forsius, R. and Nordstr{\"o}m, {\r A}.}
}
@article {754,
	title = {Nya eller s{\"a}llsynta bin},
	journal = {Notulae Entomologicae },
	volume = {1},
	year = {1921},
	pages = {88-},
	author = {Forsius, R.}
}
