perekond

Paroistodus Lindstrom, 1971

Valik taksonit käsitlevast teaduskirjandusest
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Viira, V., Löfgren, A., Mägi, S., Wickström, J. 2001. An Early to Middle Ordovician succession of conodont faunas at Mäekalda, northern Estonia. Geological Magazine 138, 6, 699-718. DOI:10.1017/S0016756801005945
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Viira, V. 1967. Ordovician conodont succession in the Ohesaare core. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 16, 4, 319-329. DOI:10.3176/chem.geol.1967.4.06
Sergeeva, S. P. 1963. Lower Ordovician conodonts from the Leningrad region. Paleontologicheski Zhurnal 2, 93-108.