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Terrakea
Taxonomy
Terrakea was named by Booker (1929) [Sepkoski's age data: P Guad-l P Guad-u Sepkoski's reference number: 427,963]. It is not extant.
It was assigned to Grandaurispininae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was assigned to Grandaurispininae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Species
Saetosina multispinosa, T. arctica, T. arguta, T. borealis, T. brachythaera (syn. Productus fragilis), T. dickinsi, T. echinata, T. elongata, T. etheridgei, T. exmoorensis, T. grandis, T. hemisphaeroidalis, T. japonica, T. korkodonensis, T. minima, T. nabekoshiyamensis, T. nalivkini, T. pollex, T. quadrata, T. rylstonensis, T. vernacula, T. yanagidai
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Terrakea Booker |
| 1986 | Saetosina Waterhouse p. 3 |
| 2000 | Terrakea Williams et al. p. 533 |
| 2002 | Saetosina Sepkoski |
| 2002 | Terrakea Sepkoski |
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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. †Terrakea Booker 1929
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†Terrakea arctica Waterhouse 1971
†Terrakea arguta Manankov 1992
†Terrakea borealis Ganelin 1977
†Terrakea dickinsi Dear 1971
†Terrakea echinata Manankov 1992
†Terrakea elongata Etheridge Jr. and Dun 1909
†Terrakea etheridgei Briggs 1998
†Terrakea exmoorensis Dear 1971
†Terrakea grandis Ganelin 1977
†Terrakea hemisphaeroidalis Netschajew 1894
†Terrakea japonica Tazawa 2008
†Terrakea korkodonensis Licharew 1959
†Terrakea minima Solomina 1988
†Terrakea nabekoshiyamensis Tazawa 2012
†Terrakea nalivkini Grunt 1973
†Terrakea pollex Hill 1950
†Terrakea quadrata Briggs 1998
†Terrakea rylstonensis Briggs 1998
†Terrakea vernacula Manankov 1992
†Terrakea yanagidai Tazawa 2008
Invalid names: Saetosina Waterhouse 1986 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 11.6 | 7.80 | 14.9 | 12.5 | 2.97 | |
| valve height | 3 | 12.9 | 12.0 | 14.1 | 12.6 | 1.08 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004, Williams et al. 2000 | |||||
Age range: base of the Gzhelian to the top of the Changhsingian or 303.70000 to 251.90200 Ma
Collections (400 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gzhelian | USA (Alaska) | T. sp. (100287) | |
| Sakmarian | India (Kashmir) | Cancrinella koninckianus (86544) | |
| Sakmarian | Japan | T. sp. (138382 138384) | |
| Sakmarian | Australia (Western Australia) | Productus brachythaerus (120456) | |
| Sakmarian | Canada (Yukon) | T. sp. (117733) | |
| Artinskian | Australia (New South Wales) | T. dickinsi (85897 103711 132483) T. pollex (101324 103715 103716 104784) | |
| Artinskian | Canada (Yukon) | T. sp. (117743) | |
| Artinskian | New Zealand | T. pollex (52787) | |
| Artinskian | Australia (Queensland) | T. dickinsi (39937 66262 66264 66265 66269 66271 66274 66275 85039 85040 85045 101577 102941 103022 103024 103179 103187 103190 103204 103326 103327 103357 103374 103375 103379 103428 103491 103902 120385) T. pollex (66207 66208 66209 66210 66211 66213 66215 66216 66217 66218 66219 66234 83200 83283 85037 85046 85049 85053 85859 85886 101583 102795 102796 102797 102799 102800 102801 102803 102804 102811 102814 102823 102919 102927 102929 102936 103086 103087 103088 103094 103095 103096 103180 103221 103223 103321 103325 103429 103430 103437 103438 103439 103440 103442 103493 103862 103885 103893 103895 103897 103898 103899 103901 103984 104737 104738 104739) T. sp. (102816 102827 102830 102857 145050) | |
| Artinskian | Australia (Tasmania) | Productus brachythaerus (134051 134052) T. sp. (120242 120244) | |
| Artinskian | New Zealand (Southland) | T. pollex (41775 41791) T. sp. (41787) | |
| Artinskian - Kungurian | Australia (Western Australia) | Productus brachythaerus (131602) | |
| Kungurian | Australia (Queensland) | T. pollex (66221 66224 66227 66228 66231 66233 85857 103210 103433 103434 103435 103436 103495) T. sp. (103104 116240) | |
| Kungurian | Australia (Tasmania) | T. pollex (105425) | |
| Kungurian | Australia (New South Wales) | Productus brachythaerus (132314) | |
| Roadian | Russian Federation | T. hemisphaeroidalis (95272 99983 107627 109979 110148 117357 117409 197914) T. hemispheroidalis (113618) | |
| Roadian | Mongolia | T. arguta (121397) T. echinata (112951) T. vernacula (121398) | |
| Roadian | Australia (Queensland) | T. sp. (105126) | |
| Roadian | Australia (New South Wales) | Productus brachythaerus (161842 161845) T. brachythaera (96848 103751) T. dickinsi (103996) T. etheridgei (131776) T. rylstonensis (98080 103571 103572 103573 103661 103838) | |
| Roadian | Canada (Nunavut) | T. arctica (52143 120485 120486 120487) T. sp. (120488) | |
| Roadian | Tajikistan | T. nalivkini (109478) | |
| Roadian | Canada (Northwest Territories) | T. arctica (120481 120482) T. sp. (115715 121745) | |
| Roadian | Canada (Yukon) | T. arctica (120480 120483) | |
| Roadian | Australia (Tasmania) | T. brachythaera (51325 105423) | |
| Wordian | Canada (Yukon) | T. arctica (120484) | |
| Wordian | Russian Federation | Muirwoodia korkodonensis (98118) T. borealis (117315 117317) T. grandis (117395) T. korkodonensis (117403) T. minima (86131) T. sp. (100437) | |
| Wordian | Australia (Queensland) | T. brachythaera (103108 103109 103111 103112 103114 103116 103117 103176) T. etheridgei (103960) T. multispinosa (83279 103925 103926 103998) | |
| Wordian | Japan | T. sp. A (118974) | |
| Wordian | New Zealand (Nelson) | T. brachythaerum (41797) | |
| Wordian | New Zealand (Southland) | T. brachythaera (41784 52188) T. elongata (41767) | |
| Wordian | Australia (Tasmania) | T. brachythaera (51311 51319) | |
| Wordian | Australia (New South Wales) | Productus brachythaerus (132312 132313 133290 133347 133357 134048 161846) Productus brachythaerus, Productus elongatus (161847) Productus brachythaerus, Productus fragilis, Avicula sp. (133336) Productus elongatus (132311) T. brachythaera (103841 103842 103845 103848 103849 103850 104909 104910 104911 104912) T. etheridgei (95521 103669 103708 103776 103777 103783 103834 103836 103844 103877 103878 103927 103928 104843 104844 104845) | |
| Wordian - Capitanian | Australia (Queensland) | T. brachythaera (85041 104741 104742 105131) | |
| Wordian - Wuchiapingian | Australia (Queensland) | Productus brachythaerus (123247) | |
| Capitanian | New Zealand (Southland) | T. brachythaera (41777 41778 41779) T. brachythaerum (41788 41789) | |
| Capitanian | Japan | T. sp. (62292) T. sp. B (118975) | |
| Wuchiapingian | Australia (Queensland) | Productus brachythaerus (123231) Productus elongatus (132310) Saetosina multispinosa (98097 98098 98099 98100 98101 98102 101569 120327 120329 120330 120331 120332 120333 120334 120335 120336 120337 120338 120339 120340 120341 120342 120346 120350 120379 120381 120535 120536 120539 120655 120656 120660 120661 120662 120663 120665 120667) Saetosina multispinosa, T. brachythaera (103924) T. brachythaera (102756 103034 103119 103120 103121 103122 103123 103124 103125 103126 103127 103128 103129 103130 103132 103133 103134 103135 103137 103142 103143 104740 104768 104769 104770 104952) T. elongata (83217 83620 101555 101559 102744 102749 103023 103026 103028 103029 103030 103336 103338 103339 103340 103344 103346 103347 103348 103873 123240 123241) T. exmoorensis (83194 85043 103025 103032 103037 103219 103224 104762 104763 104764 104766 104771 105132) T. multispinosa (85865 85868 101570 101584 101586 102658 102740 102931 102933 102938 102939 102940 103033 103041 103170 103174 103192 104023 104725 104772 209012) T. multispinosa, T. quadrata (101585 103923) T. quadrata (102942 103042 103208) T. sp. (103145 103412) | |
| Wuchiapingian | Australia (Tasmania) | T. brachythaera (51314 82836 83176 86153 105431 105432 105434 105435) | |
| Wuchiapingian | China (Xizang) | T. sp. (121584) | |
| Changhsingian | Japan | T. nabekoshiyamensis (149802) | |
| Changhsingian | New Zealand (Southland) | T. sp. (73851) | |
| Changhsingian | New Zealand | T. sp. (7204 52755 52780 98149) |