Author:
Grahn,Y.;Nolvak,J.
Year:
1993
Title:
Chitinozoan dating of Ordovician impact events in Sweden and Estonia; a preliminary note.
Reference:
Grahn,Y. et al. (1993) Chitinozoan dating of Ordovician impact events in Sweden and Estonia; a preliminary note. Geologiska fжreningens i Stockholm fжrhandlingar Vol. 115 # 3 P. 263- 264
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Genus Species Country(Region) From To
Angochitina Angochitina curvata USSR(Estonian SSR) Early Caradocian
Belonechitina Belonechitina robusta USSR(Estonian SSR) Early Caradocian
Conochitina Conochitina decipiens Sweden Late Arenigian
Conochitina Conochitina tigrina Sweden Early Caradocian
Cyathochitina Cyathochitina campanulaeformis Sweden Late Arenigian
Cyathochitina Cyathochitina sp Sweden Late Arenigian
Desmochitina Desmochitina nodosa USSR(Estonian SSR) Early Caradocian
Lagenochitina Lagenochitina capax Sweden Early Caradocian
Lagenochitina Lagenochitina capax USSR(Estonian SSR) Early Caradocian
Lagenochitina Lagenochitina dalbyensis USSR(Estonian SSR) Early Caradocian
Lagenochitina Lagenochitina dalbyensis USSR(Estonian SSR) Early Caradocian
Lagenochitina Lagenochitina esthonica Sweden Late Arenigian
Laufeldochitina Laufeldochitina striata Sweden Early Caradocian
Rhabdochitina Rhabdochitina gracilis Sweden Late Arenigian
Rhabdochitina Rhabdochitina magna Sweden Late Arenigian
Spinachitina Spinachitina multiradiata USSR(Estonian SSR) Early Caradocian