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Polygnathus parawebbi
Taxonomy
Polygnathus parawebbi was named by Chatterton (1974).
Sister species lacking formal opinion data
P. aequalis, P. ancyrognathoideus, P. angustidiscus, P. ansatus, P. aspelundi, P. beckmanni, P. bischoffi, P. brevicarina, P. brevis, P. bryanti, P. bultyncki, P. cracens, P. cristatus, P. duolingshanensis, P. eiflius, P. ensensis, P. eoglaber, P. experplexus, P. glaber, P. hemiansatus, P. inornatus, P. inortata, P. inversus, P. kluepfeli, P. klugi, P. laticostatus, P. latifossatus, P. limitaris, P. linguiformis, P. micrificus, P. obliquicostatus, P. ovatinodosus, P. paradecorosus, P. partitus, P. patulus, P. perbonus, P. perplexus, P. platyobliquemarginatus, P. procerus, P. pura, P. quadratus, P. rarus, P. rhenanus, P. robusticostatus, P. rugosa, P. sagittaria, P. semicostatus, P. serotinus, P. strongi, P. symmetricus, P. tenellus, P. timorensis, P. trigonicus, P. zinaidae
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Polygnathus parawebbi Chatterton |
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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.
†Polygnathus parawebbi Chatterton 1974
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Aberhan 1992, Carroll 1988 | |||||
Age range: base of the Late/Upper Emsian to the top of the Middle Givetian or 399.50000 to 383.40000 Ma
Collections (101 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Emsian | Uzbekistan | Polygnathus parawebbi (181378) | |
| Late/Upper Emsian - Eifelian | Russian Federation (Arkhangel'skaya Oblast') | Polygnathus parawebbi (40709) | |
| Eifelian | USA (Nevada) | Polygnathus parawebbi (152703 152704 152706 152707 152708 152710 152711 152712 152713 152714 152719 152732 152736 152737 152739 152740 152741 152743 152744 152745 152746 152747 152748 152749 152750 152751 152773 152774 152775 152776 152777 152778 152781 152782) | |
| Eifelian | USA (Alaska) | Polygnathus parawebbi (3097 3098 3099) | |
| Eifelian | Australia (Queensland) | Polygnathus parawebbi (146027 146079 146109 146111 146113 146114 146115 146122 146127 146140 146144 146145 146148 146150 146152 146153) | |
| Eifelian | Morocco (Meknes-Tafilalet) | Polygnathus parawebbi (152789 152790 152791) | |
| Eifelian | USA (Minnesota) | Polygnathus parawebbi (149581 149582 149583 149584) | |
| Eifelian | USA (Iowa) | Polygnathus parawebbi (149596) | |
| Eifelian | Myanmar | Polygnathus parawebbi (62951) | |
| Eifelian | Uzbekistan | Polygnathus parawebbi (181372 181373 181374 181375 181376) | |
| Eifelian - Middle Givetian | Morocco | Polygnathus parawebbi (221395) | |
| Eifelian - Givetian | USA (Alaska) | Polygnathus parawebbi (3101) | |
| Givetian | Morocco (Meknes-Tafilalet) | Polygnathus parawebbi (152811) | |
| Givetian | Spain | Polygnathus parawebbi (144603) | |
| Givetian | Australia (Queensland) | Polygnathus parawebbi (146029 146039 146041 146047 146050 146051 146052 146053 146054 146055 146058 146059 146096 146097 146098 146116 146117 146158 146159 146160 146161) | |
| Givetian | Canada (Yukon) | Polygnathus parawebbi (211013) | |
| Givetian | Poland | Polygnathus parawebbi (145724 145729) | |
| Givetian | Morocco | Polygnathus parawebbi (145434 145435 145438 145440) |