After Sibley & Monroe, 1990, with Finnish vernacular names from Lokki, Jännes & Nikander, 1992
<==o Prunellidae (rautiaiset) `--o Prunella (rautiaiset) |-- P. collaris (alppirautiainen) |-- P. himalayana (himalajanrautiainen) |-- P. rubeculoides (punarintarautiainen) |-- P. strophiata (louhikkorautiainen) |-- P. montanella (taigarautiainen) |-- P. fulvescens (paljakkarautiainen) |-- P. ocularis (kaukasianrautiainen) |-- †P. fagani |-- P. atrogularis (mustakurkkurautiainen) |-- P. koslowi (mongolianrautiainen) |-- P. modularis (rautiainen) |-- P. rubida (japaninrautiainen) `-- P. immaculata (tuhkarautiainen)
Reference(s):
- Lokki, J., Jännes, H. & Nikander, P. J., 1992: Otavan lintutieto.
–Kustannusosakeyhtiö Otava, Helsinki, Finland, 1992, pp. 1-440
Translated from: Perrins, C. M. (ed.), 1990: The Illustrated encyclopaedia of birds.
–Headline Book Publishing Plc., London, England, 1990 - Sibley, C. G. & Monroe, B, L., 1990: Distribution and taxonomy of birds of the world.
–Yale University Press, New Haven & London, 1990. xxiv-1111.