Veryhachium improcerum

Citations total:
5
link From To Geolocation Author - title Year
original Late Devonian Indiana Wicander,E.R. et al. Organic-walled microphytoplankton and its stratigraphic significance from the Upper Devonian Antrim Shale, Indiana USA. 1977
details Late Frasnian Early Famennian Indiana Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. 1983
details Late Devonian Indiana Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. 1990
details Late Devonian Indiana Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. 1994
details Late Devonian Indiana Stancliffe,R.P.W. et al. The acritarch genus Veryhachium Deunff,1954, emend., Sarjeant and Stancliffe,1994: A taxonomic restudy and a reassessment of its constituent species. 1994