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Edmontosaurus annectens
Taxonomy
Claosaurus annectens was named by Marsh (1892). Its type specimen is USNM 2414, a skeleton, and it is a 3D body fossil. Its type locality is Schneider Creek, which is in a Maastrichtian terrestrial horizon in the Lance Formation of Wyoming.
It was synonymized subjectively with Thespesius occidentalis by Lucas (1900), Hay (1902), Gilmore (1915), Hay (1930); it was recombined as Trachodon annectens by Hatcher (1902), Lucas (1904), Osborn (1911), Brown (1913), Brown (1913), Lambe (1913), Brown (1914), Brown (1914), Lambe (1914), Versluys (1923), Lull (1924), Huene (1927), Drevermann (1928), Moodie (1930); it was recombined as Thespesius annectens by Gilmore (1924), Moodie (1926), Gilmore (1933); it was recombined as Anatosaurus annectens by Lull and Wright (1942), Gregory (1948), Vialli (1960), Tatarinov (1964), Kuhn (1964), Russell (1964), Ostrom (1965), Swinton (1970); it was recombined as Edmontosaurus annectens by Lambe (1917), Weishampel and Horner (1990), Hunt and Lucas (1992), Horner (1992), Derstler (1994), Turner (1997), Currie and Padian (1997), Eberth (1997), Godefroit et al. (1998), Carpenter (2000), Horner et al. (2004), Godefroit et al. (2004), Canudo et al. (2005), Lund and Gates (2006), Prieto-Márquez et al. (2006), Manning et al. (2008), Evans et al. (2009), Prieto-Márquez (2010), Prieto-Márquez and Norell (2010), Prieto-Márquez (2010), McDonald et al. (2010), Prieto-Marquez and Salinas (2010), Prieto-Marquez (2010), Prieto-Márquez and Wagner (2010), Campione and Evans (2011), Prieto-Márquez (2011), Brown and Druckenmiller (2011), Saveliev et al. (2012), Bell (2012), Prieto-Márquez (2012), Godefroit et al. (2012), Ramírez-Velasco et al. (2012), Zheng et al. (2013), Prieto-Marquez (2013), Farke et al. (2013), Vajda et al. (2013), Murphy et al. (2013), Xing et al. (2014), Currie and Koppelhus (2014), Prieto-Márquez (2014), Bolotsky et al. (2014), Ramírez-Velasco et al. (2014), Bell (2014), Prieto-Márquez and Wagner (2014), Campione (2014), Bell et al. (2014), Gates et al. (2014), Bell et al. (2014), Evans et al. (2015), Prieto-Márquez et al. (2016), Lehman et al. (2016), Prieto-Márquez and Gutarra (2016), Mori et al. (2016), Ullmann et al. (2017), Bertozzo et al. (2017), Cruzado-Caballero and Powell (2017), Fondevilla et al. (2018), Ullmann et al. (2019), Takasaki et al. (2019), Drysdale et al. (2019), Farke and Yip (2019), Snyder et al. (2020), Siviero et al. (2020), Ullmann et al. (2020), Dalla Vecchia (2020).
It was synonymized subjectively with Thespesius occidentalis by Lucas (1900), Hay (1902), Gilmore (1915), Hay (1930); it was recombined as Trachodon annectens by Hatcher (1902), Lucas (1904), Osborn (1911), Brown (1913), Brown (1913), Lambe (1913), Brown (1914), Brown (1914), Lambe (1914), Versluys (1923), Lull (1924), Huene (1927), Drevermann (1928), Moodie (1930); it was recombined as Thespesius annectens by Gilmore (1924), Moodie (1926), Gilmore (1933); it was recombined as Anatosaurus annectens by Lull and Wright (1942), Gregory (1948), Vialli (1960), Tatarinov (1964), Kuhn (1964), Russell (1964), Ostrom (1965), Swinton (1970); it was recombined as Edmontosaurus annectens by Lambe (1917), Weishampel and Horner (1990), Hunt and Lucas (1992), Horner (1992), Derstler (1994), Turner (1997), Currie and Padian (1997), Eberth (1997), Godefroit et al. (1998), Carpenter (2000), Horner et al. (2004), Godefroit et al. (2004), Canudo et al. (2005), Lund and Gates (2006), Prieto-Márquez et al. (2006), Manning et al. (2008), Evans et al. (2009), Prieto-Márquez (2010), Prieto-Márquez and Norell (2010), Prieto-Márquez (2010), McDonald et al. (2010), Prieto-Marquez and Salinas (2010), Prieto-Marquez (2010), Prieto-Márquez and Wagner (2010), Campione and Evans (2011), Prieto-Márquez (2011), Brown and Druckenmiller (2011), Saveliev et al. (2012), Bell (2012), Prieto-Márquez (2012), Godefroit et al. (2012), Ramírez-Velasco et al. (2012), Zheng et al. (2013), Prieto-Marquez (2013), Farke et al. (2013), Vajda et al. (2013), Murphy et al. (2013), Xing et al. (2014), Currie and Koppelhus (2014), Prieto-Márquez (2014), Bolotsky et al. (2014), Ramírez-Velasco et al. (2014), Bell (2014), Prieto-Márquez and Wagner (2014), Campione (2014), Bell et al. (2014), Gates et al. (2014), Bell et al. (2014), Evans et al. (2015), Prieto-Márquez et al. (2016), Lehman et al. (2016), Prieto-Márquez and Gutarra (2016), Mori et al. (2016), Ullmann et al. (2017), Bertozzo et al. (2017), Cruzado-Caballero and Powell (2017), Fondevilla et al. (2018), Ullmann et al. (2019), Takasaki et al. (2019), Drysdale et al. (2019), Farke and Yip (2019), Snyder et al. (2020), Siviero et al. (2020), Ullmann et al. (2020), Dalla Vecchia (2020).