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Tremanotus
Taxonomy
Porcellia (Tremanotus) was named by Hall (1868) [Sepkoski's age data: S Ldov D Fras Sepkoski's reference number: 362,797]. Its type is Tremanotus alpheus. It is the type subgenus of Tremanotinae.
It was reranked as Tremanotus by Naef (1913), Koken and Perner (1925), Knight et al. (1960), Horný (1963), Peel (1972), Wahlman (1992), Sepkoski (2002), Bouchet et al. (2005) and Wagner (2023).
It was assigned to Porcellia by Hall (1868); to Gastropoda by Newton (1892); to Trematonotidae by Naef (1913); to Bucaniinae by Koken and Perner (1925); to Salpingostomatides by Knight et al. (1960); to Salpingostomatidae by Horný (1963); to Bellerophontida by Sepkoski (2002); to Tremanotidae by Wahlman (1992) and Bouchet et al. (2005); and to Tremanotinae by Peel (1972) and Wagner (2023).
It was reranked as Tremanotus by Naef (1913), Koken and Perner (1925), Knight et al. (1960), Horný (1963), Peel (1972), Wahlman (1992), Sepkoski (2002), Bouchet et al. (2005) and Wagner (2023).
It was assigned to Porcellia by Hall (1868); to Gastropoda by Newton (1892); to Trematonotidae by Naef (1913); to Bucaniinae by Koken and Perner (1925); to Salpingostomatides by Knight et al. (1960); to Salpingostomatidae by Horný (1963); to Bellerophontida by Sepkoski (2002); to Tremanotidae by Wahlman (1992) and Bouchet et al. (2005); and to Tremanotinae by Peel (1972) and Wagner (2023).
Subtaxa
T. angustata (syn. T. alpheus), T. aymestriensis, T. chicagoensis, T. civis (syn. T. plicosum), T. compressus, T. crassolare, T. cyclocostatus, T. deficiens, T. dilatatus (syn. Trematonotus britannicus, T. girvanensis), T. inopinata, T. minutus, T. nautiloidea, T. parvus, T. pervoluta, T. planorbis, T. portlocki (syn. T. dilatatus), T. pritchardi, T. profundus, T. trigonostoma, T. tuboides (syn. T. nobile)
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1868 | Porcellia (Tremanotus) Hall |
| 1884 | Gyrotrema Lindström |
| 1892 | Trematonotus Newton p. 337 |
| 1903 | Tremagyrus Perner |
| 1913 | Tremanotus Naef p. 157 |
| 1925 | Tremanotus Koken and Perner |
| 1960 | Tremanotus Knight et al. p. 180 |
| 1963 | Tremanotus Horný |
| 1972 | Tremanotus Peel p. 419 |
| 1992 | Tremanotus Wahlman p. 117 |
| 2002 | Tremanotus Sepkoski |
| 2005 | Tremanotus Bouchet et al. pp. 173, 241 |
| 2023 | Tremanotus Wagner p. H148 |
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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. †Tremanotus Hall 1868
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†Tremanotus aymestriensis Murchison 1839
†Tremanotus chicagoensis McChesney 1859
†Tremanotus compressus Lindström 1884
†Tremanotus crassolare McChesney 1861
†Tremanotus cyclocostatus Talent and Philip 1956
†Tremanotus deficiens Perner 1903
†Tremanotus dilatatus de Sowerby and Murchison 1839
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Invalid names: Tremanotus girvanensis Reed 1921 [synonym], Trematonotus britannicus Newton 1892 [synonym]
†Tremanotus inopinata Perner 1903
†Tremanotus minutus Northrop 1939
†Tremanotus nautiloidea Perner 1903
†Tremanotus parvus Spitz 1907
†Tremanotus pervoluta McChesney 1861
†Tremanotus planorbis Perner 1903
†Tremanotus pritchardi Cresswell 1893
†Tremanotus profundus Hall 1859
†Tremanotus trigonostoma Hall and Whitfield 1875
Invalid names: Gyrotrema Lindström 1884 [objective synonym], Tremagyrus Perner 1903 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Knight et al. 1960, Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Cautleyan to the top of the Middle Devonian or 449.20000 to 382.70000 Ma
Collections (39 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cautleyan | United Kingdom (Northern Ireland) | T. portlocki (154951) | |
| Silurian - Wenlock | USA (Illinois) | T. sp. (13355) | |
| Rhuddanian | Czech Republic (Bohemia) | Conradella inopinata (105700) | |
| Rhuddanian | United Kingdom (Scotland) | T. girvanensis (72412 73293) | |
| Telychian | USA (Iowa) | T. sp. (25015) | |
| Niagaran | USA (Ohio) | T. sp. (475) | |
| Niagaran | USA (Indiana) | T. sp., T. chicagoensis (22818) | |
| Wenlock | USA (Wisconsin) | T. alpheus (13013) | |
| Wenlock - Ludlow | USA (Iowa) | T. sp. (25018) | |
| Wenlock - Ludlow | USA (Illinois) | T. sp. (26704 26770) | |
| Wenlock - Ludlow | USA (Wisconsin) | T. angustata (24944) | |
| Wenlock - Silurian | USA (Wisconsin) | T. alpheus (13069 13075 13104 13107) | |
| Homerian | United Kingdom (England) | T. dilatatus (23057) | |
| Homerian | Czech Republic (Praha) | Phragmostoma civis, Phragmostoma tuboides (155396) | |
| Homerian | USA (New York) | T. alpheus (154368) | |
| Homerian | Czech Republic | T. civis, T. tuboides (14053) T. sp. (14095) | |
| Gorstian | Sweden (Gotland) | T. compressus (13603 155700) | |
| Ludlow | Canada (Ontario) | T. alpheus (14196 154346 155723) | |
| Ludfordian | USA (Indiana) | T. sp. (6706) | |
| Ludfordian | Czech Republic (Bohemia) | T. deficiens, T. civis, T. nautiloidea, T. tuboides, T. nobile, T. plicosum (104939) | |
| Ludfordian | United Kingdom (England) | T. dilatatus (156587) | |
| Lochkovian | Canada (Northwest Territories) | T. alpheus (3745) | |
| Lochkovian | USA (New York) | Bucania profunda (156989) T. profundus (76757 83108 83109 83110) | |
| Siegen | Australia (Victoria) | T. cyclocostatus (56699) | |
| Pragian | Australia (Victoria) | T. pritchardi (40360) | |
| Middle Devonian | USA (Alaska) | T. sp. (111901) |