Traits taxon details
original description
Sarycheva, T. G.; Waterhouse, J. B. (1972). Some brachiopods of the family Retariidae from the Permian of northern Canada. <em>Paleontologicheskii Zhurnal.</em> 1972(4): 501-513, plates 7 & 8. [details]
taxonomy source
Waterhouse, J. B. (2013). The evolution and classification of Productida. <em>Earthwise.</em> 10: 1-537. note:
Allocates genus to subfamily Retariinae (Tribe Retariini). Refutes synonymy of genus with Thamnosia Cooper & Grant (1969), see Waterhouse (2013, pp. 117-119), and also refutes synonymy with Svalbardop...
Allocates genus to subfamily Retariinae (Tribe Retariini). Refutes synonymy of genus with Thamnosia Cooper & Grant (1969), see Waterhouse (2013, pp. 117-119), and also refutes synonymy with Svalbardoproductus (see pp. 115-116).
[details]
additional source
Waterhouse, J. B. (2020). Permian Brachiopods (Upper Artinskian to Wordian) from the Canadian Arctic. <em>Earthwise.</em> 17: 1-477. [details]
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