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Taxonomy
Opsimasaphus was named by Kielan (1960) [Sepkoski's age data: O Llde-l O Ashg-m Sepkoski's reference number: 1075]. It is not extant.
It was synonymized subjectively with Birmanites by Zhou and Dean (1986) and Jell and Adrain (2002).
It was assigned to Nobiliasaphinae by Pålsson (1995); and to Asaphida by Sepkoski (2002).
It was synonymized subjectively with Birmanites by Zhou and Dean (1986) and Jell and Adrain (2002).
It was assigned to Nobiliasaphinae by Pålsson (1995); and to Asaphida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Opsimasaphus Kielan 1960
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†Opsimasaphus jaanussoni Kielan 1960
†Opsimasaphus radiatus Salter 1866
Diagnosis
No diagnoses are available