| 
Brandon et al. & Hodson | 
1984 | 
The stratigraphy and palaeontology of the Late Visean and Early Namurian rocks of north-east Connought.	 
The Geological Survey of Ireland, Special Paper, 6: 1-54, fig.1-14, tab.1-5, 1map; Dublin.	 
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Zakowa | 
1974 | 
Goniatitina from the Uper Visean (Galezice Syncline, Holy Cross Mts).	 
Rocz. Polsk. Tow. Geol., 44 (1): 3-30, fig.1-10, pl.1-4; Kraków.	 
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