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Saniwa
Taxonomy
Saniwa was named by Leidy (1870). It is not extant. Its type is Saniwa ensidens. It is the type genus of Saniwinae.
It was assigned to Lacertilia by Leidy (1873); to Anguidae by Hay (1902); to Megalaninae by Nopcsa (1928); to Varanidae by Hecht (1959), Estes (1983), Carroll (1988), Alifanov (1993), Clos (1995) and Smith (2006); and to Saniwinae by Hay (1930), McDowell and Bogert (1954), Brattstrom (1955), Stritzke (1983) and Rieppel and Grande (2007).
It was assigned to Lacertilia by Leidy (1873); to Anguidae by Hay (1902); to Megalaninae by Nopcsa (1928); to Varanidae by Hecht (1959), Estes (1983), Carroll (1988), Alifanov (1993), Clos (1995) and Smith (2006); and to Saniwinae by Hay (1930), McDowell and Bogert (1954), Brattstrom (1955), Stritzke (1983) and Rieppel and Grande (2007).
Synonyms
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Synonymy list
Year | Name and author |
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1870 | Saniwa Leidy p. 124 |
1872 | Thinosaurus Marsh p. 299 |
1873 | Thinosaurus Cope p. 632 |
1873 | Saniva Leidy p. 181–182 |
1890 | Thinosaurus Hoffmann |
1890 | Thinosaurus Zittel |
1891 | Thinosaurus Boulenger |
1902 | Saniwa Hay p. 475 |
1902 | Thinosaurus Hay p. 476 |
1928 | Saniva Nopcsa p. 177 |
1930 | Saniwa Hay p. 251 |
1954 | Saniwa McDowell and Bogert p. 132 |
1955 | Saniwa Brattstrom p. 145 |
1959 | Saniwa Hecht p. 135 |
1983 | Saniwa Estes |
1983 | Tinosaurus Estes |
1983 | Saniwa Stritzke |
1988 | Saniwa Carroll |
1993 | Saniwa Alifanov p. 10 |
1995 | Saniwa Clos p. 263 |
2006 | Saniwa Smith p. 6 |
2007 | Saniwa Rieppel and Grande p. 644 |
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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. †Saniwa Leidy 1870
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†Saniwa edura Smith 2006
†Saniwa ensidens Leidy 1870
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Invalid names: Saniwa brooksi Brattstrom 1955 [synonym], Saniwa major Leidy 1873 [synonym], Thinosaurus agilis Marsh 1872 [synonym], Thinosaurus crassus Marsh 1872 [synonym], Thinosaurus grandis Marsh 1872 [synonym], Thinosaurus leptodus Marsh 1872 [synonym], Thinosaurus paucidens Marsh 1872 [synonym]
†Saniwa orsmaelensis Dollo 1923
Invalid names: Thinosaurus Marsh 1872 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, superf = superfamily, c = class, subp = subphylum | |||||
References: Pianka and Vitt 2003, Gilmore 1928, Carroll 1988, Hendy et al. 2009 |
Age range: base of the Torrejonian to the top of the Orellan or 63.80000 to 33.30000 Ma
Collections (64 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Torrejonian | USA (Wyoming) | S. sp., Palaeosaniwa canadensis (14886) | |
Ypresian | Belgium (Brabant) | S. orsmaelensis (35531) | |
Ypresian | France (Marne) | Saniwa indet. (35540) S. orsmaelensis (35533) | |
Ypresian | Kyrgyzstan (Osh) | S. sp. (28490) | |
Ypresian | France (Oise) | S. orsmaelensis (68174) | |
Ypresian | France (Champagne-Ardenne) | Saniwa indet. (73387) | |
Lysitean - Lostcabinian | USA (Wyoming) | S. sp. A (15451) | |
Wasatchian | USA (North Dakota) | S. ensidens (15895) | |
Wasatchian | USA (Wyoming) | S. ensidens (15853 85026 179977) S. sp. (15534 15904 15908 15910) S. sp. B (181313) S. sp. CG-1, S. sp. CG-2 (15458) | |
Wasatchian | USA (New Mexico) | S. ensidens (186899 186901) S. sp. (15453 186898 186902 186903 186904 186905) | |
Wasatchian | Mexico (Baja California) | S. sp. (15671) | |
MP 8 + 9 | France (Nord-Pas-de-Calais-Picardie) | Saniwa indet. (179143) | |
MP 8 + 9 | France (Picardie) | S. sp., S. orsmaelensis (84997) | |
Bridgerian | USA (Wyoming) | S. crassa (16211 16234 16278) S. ensidens (15837 16136 16210 27269 99835) S. grandis (16431) S. major (106325) S. sp. (16296) S. sp., Thinosaurus stenodon (16244) Thinosaurus paucidens, Thinosaurus leptodus, Thinosaurus grandis (16228) Thinosaurus stenodon (16433) | |
Bridgerian | USA (Colorado) | S. sp. (179980) | |
Bridgerian | USA (Utah) | S. sp. (16396) | |
Middle Eocene | USA (Wyoming) | S. paucidens (118469) Thinosaurus crassus, Thinosaurus agilis (81455) | |
Early/Lower Uintan | USA (Colorado) | S. sp. (16623) | |
Early/Lower Uintan | USA (Utah) | S. crassa (179979) | |
Early/Lower Uintan | USA (California) | S. brooksi (16665 16702 16705 16706) | |
Uintan | USA (Utah) | S. crassa (16606) S. ensidens (16654) S. sp. (222799) Thinosaurus paucidens (179978) | |
Uintan | USA (California) | S. brooksi (16786 16791) | |
Bartonian | France (Languedoc-Roussillon Region) | Saniwa indet. (31736) | |
Priabonian | France (Quercy, Midi-Pyrenees Region) | Saniwa indet. (12854) | |
Chadronian | USA (North Dakota) | S. edura (16991) | |
Late/Upper Eocene - Early/Lower Miocene | France (Languedoc-Roussillon-Midi-Pyrénées) | S. sp. (179194) | |
Orellan | USA (Nebraska) | Saniwa indet. (179967) |