Geyer, G. (2016). Taxonomy of the “Micmacca” group, new Cambrian Chengkouiidae (Trilobita) from Morocco, and their bearing on intercontinental correlation. Australasian Palaeontological Memoirs. 49: 329-393 [Cambro-Ordovician studies VI, ISBN 978-0-949466-47-1].
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Geyer, G.
2016
Taxonomy of the “Micmacca” group, new Cambrian Chengkouiidae (Trilobita) from Morocco, and their bearing on intercontinental correlation
Australasian Palaeontological Memoirs
49: 329-393 [Cambro-Ordovician studies VI, ISBN 978-0-949466-47-1]