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Hyas
Taxonomy
Hyas was named by Leach (1814) [Sepkoski's age data: T Mi-u R]. It is extant. Its type is Cancer araneus.
It was assigned to Decapoda by Sepkoski (2002); and to Oregoniidae by Schweitzer et al. (2010), Luque et al. (2017), Schweitzer et al. (2020).
It was assigned to Decapoda by Sepkoski (2002); and to Oregoniidae by Schweitzer et al. (2010), Luque et al. (2017), Schweitzer et al. (2020).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1814 | Hyas Leach |
| 2002 | Hyas Sepkoski |
| 2010 | Hyas Schweitzer et al. p. 97 |
| 2017 | Hyas Luque et al. p. 33 |
| 2020 | Hyas Schweitzer et al. p. 23 |
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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. Hyas Leach 1814
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Hyas araneus Linnaeus 1758 [great spider crab]
†Hyas meridionalis Glaessner 1928
†Hyas oranensis Van Straelen 1936
†Hyas tani Hu 1984
†Hyas tsuchidai Imaizumi 1952
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Turnsek 1997, Aberhan 1992 | |||||
Age range
Maximum range based only on fossils: base of the Tortonian to the top of the Holocene or 11.63000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 7.246 Ma
Minimum age of oldest fossil (stem group age): 7.246 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tortonian | Panama (Darien) | H. sp. (228711) | |
| Tortonian | Japan | H. tsuchidai (169962) | |
| Late/Upper Pliocene | Jamaica | H. sp. (228744) | |
| Pleistocene | USA (Maine) | H. aranaeus (159999) | |
| Middle Pleistocene (late glacial) | Canada (New Brunswick) | H. araneus (210895) | |
| Late/Upper Pleistocene | Jamaica | H. sp. (185031) | |
| Late/Upper Pleistocene | Greenland | H. aranaeus (227031) H. sp. (227030) | |
| Holocene | USA (Maine) | H. araneus (147244) |