Commentationes Biologicae, Volumes 56-70 |
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Common terms and phrases
Åboland acid Acta age groups age-specific twinning rates Åland Islands ALHONEN Amphipoda average Biol Birch birth BJÖRN BULMER Cave century chromosome Commentationes Biologicae County Crustacea culture decrease diagrams DONNER DZ twinning rate ERIKSSON & FELLMAN factors fauna fecundity Finland Finnish Flandrian frequency of twin Gallträsket Genet Helsingfors high twinning rate higher Hipparion horizon HYVÄRINEN increase infection isolated jaguar Järnvägsgatan 13 Kökar KURTÉN lake length Macoma male mast cells mean maternal age metapodials mothers multiple maternities Neohipparion North Parahippus parity period phalanges plasma membranes Pleistocene plerocercoids Pliohippus podzol pollen Pontoporeia affinis population pregnancies protein rate in Åland rubella virus samples sediments SEGERSTRÅLE sets of twins sex combinations sex ratio side toes singletons Societas Scientiarum Fennica species specimens statistics stillbirth stratigraphy SVEN G Sweden Table trend tridactyl triplet maternities Tvärminne twin maternities twinning rate VAHERI WEINBERG zone zygosity