Traits taxon details
original description
(of ) Quenstedt, F. A. (1851-1852). Handbuch der Petrefactenkunde. Mit 62 Tafeln nebst Erklärung. 792 pp. + 62 pls. Laupp, Tübingen., available online at https://books.google.be/books?id=nAoOAAAAQAAJ&printsec=frontcover&dq=Handbuch+der+Petrefactenkunde.+Quenstedt,+1852&hl=nl&sa=X&ved=2ahUKEwjKwY3f-5PtAhUO-6QKHdpuDpIQ6AEwAHoECAQQAg#v=onepage&q=Handbuch%20der%20Petrefactenkunde.%20Quenstedt%2C%201852&f=false page(s): 517, pl. 42, fig. 16 [details] 
additional source
Waller, T. R.; Stanley, G. D. Jr. (2005). Middle Triassic Pteriomorphian Bivalvia (Mollusca) from the New Pass Range, west-central Nevada: Systematics, biostratigraphy, paleoecology, and paleobiogeography. <em>Journal of Paleontology.</em> 79(S61: Paleontological Society Memoir 61): 1-58., available online at https://doi.org/10.1666/0022-3360(2005)79[1:MTPBMF]2.0.CO;2 page(s): 19 [details] Available for editors 
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