| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Alectrosaurus
Taxonomy
Alectrosaurus was named by Gilmore (1933). It was considered monophyletic by Currie (2000).
It was synonymized subjectively with Albertosaurus by Paul (1988).
It was assigned to Dinodontidae by Riabinin (1938); to Carnosauria by Kuhn (1939); to Pachypodosauria by Huene (1958); to Deinodontidae by Gilmore (1933) and Tatarinov (1964); to Therizinosauridae by Rozhdestvensky (1977); to Carnosauria by Gauthier (1986); to Aublysodontinae by Currie and Eberth (1993), Holtz (1997), Manabe (1999), Currie (2000) and Holtz (2001); to Tyrannosauridae by Romer (1956), Romer (1966), Charig (1967), Steel (1970), Kurzanov (1976), Perle (1977), Barsbold (1983), Carroll (1988), Kurzanov (1989), Mader and Bradley (1989), Molnar et al. (1990), Currie (1992), Dong (1992), Nessov (1995), Buffetaut et al. (1996), Barsbold (1997), Norell (1997), Buffetaut et al. (1997), Rauhut (2003) and Currie et al. (2003); and to Tyrannosauroidea by Sereno (1998), Holtz (2004), Turner et al. (2009) and Carr (2023).
It was synonymized subjectively with Albertosaurus by Paul (1988).
It was assigned to Dinodontidae by Riabinin (1938); to Carnosauria by Kuhn (1939); to Pachypodosauria by Huene (1958); to Deinodontidae by Gilmore (1933) and Tatarinov (1964); to Therizinosauridae by Rozhdestvensky (1977); to Carnosauria by Gauthier (1986); to Aublysodontinae by Currie and Eberth (1993), Holtz (1997), Manabe (1999), Currie (2000) and Holtz (2001); to Tyrannosauridae by Romer (1956), Romer (1966), Charig (1967), Steel (1970), Kurzanov (1976), Perle (1977), Barsbold (1983), Carroll (1988), Kurzanov (1989), Mader and Bradley (1989), Molnar et al. (1990), Currie (1992), Dong (1992), Nessov (1995), Buffetaut et al. (1996), Barsbold (1997), Norell (1997), Buffetaut et al. (1997), Rauhut (2003) and Currie et al. (2003); and to Tyrannosauroidea by Sereno (1998), Holtz (2004), Turner et al. (2009) and Carr (2023).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Alectrosaurus Gilmore pp. 33-35 |
| 1938 | Alectrosaurus Riabinin p. 126 |
| 1939 | Alectrosaurus Kuhn p. 81 |
| 1956 | Alectrosaurus Romer p. 616 |
| 1958 | Alectrosaurus Huene p. 205 |
| 1964 | Alectrosaurus Tatarinov p. 540 |
| 1966 | Alectrosaurus Romer p. 369 |
| 1967 | Alectrosaurus Charig p. 714 |
| 1970 | Alectrosaurus Steel p. 40 |
| 1976 | Alectrosaurus Kurzanov |
| 1977 | Alectrosaurus Perle p. 104 |
| 1977 | Alectrosaurus Rozhdestvensky p. 112 |
| 1983 | Alectrosaurus Barsbold p. 95 |
| 1986 | Alectrosaurus Gauthier p. 9 |
| 1988 | Alectrosaurus Carroll |
| 1989 | Alectrosaurus Kurzanov p. 5 |
| 1989 | Alectrosaurus Mader and Bradley pp. 47-48 |
| 1990 | Alectrosaurus Molnar et al. p. 190 |
| 1992 | Alectrosaurus Currie p. 246 |
| 1992 | Alectrosaurus Dong p. 165 |
| 1993 | Alectrosaurus Currie and Eberth p. 138 |
| 1995 | Alectrosaurus Nessov pp. 39-40 |
| 1996 | Alectrosaurus Buffetaut et al. p. 691 |
| 1997 | Alectrosaurus Barsbold p. 448 |
| 1997 | Alectrosaurus Buffetaut et al. p. 179 |
| 1997 | Alectrosaurus Holtz, Jr. p. 53A |
| 1997 | Alectrosaurus Norell p. 101 |
| 1998 | Alectrosaurus Sereno p. 65 |
| 1999 | Alectrosaurus Manabe p. 1176 |
| 2000 | Alectrosaurus Currie p. 447 |
| 2001 | Alectrosaurus Holtz, Jr. p. 68 fig. 7.2 |
| 2003 | Alectrosaurus Currie et al. p. 231 |
| 2003 | Alectrosaurus Rauhut p. 43 |
| 2004 | Alectrosaurus Holtz, Jr. p. 113 |
| 2009 | Alectrosaurus Turner et al. p. 11 |
| 2023 | Alectrosaurus Carr p. 3 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. W. Gilmore 1933 | GENERIC AND SPECIFIC CHARACTERS.—Long slender-limbed type of deinodont; humerus long and slender; ungual and phalanx of digit I robust, laterally compressed and strongly curved; femur and tibia subequal in length; length of astragalus one-fourth the combined length of astragalus and tibia. |
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| femur circumference | 1 | 215.0 | |||||
| tibia circumference | 1 | 201.0 |
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
|
|
||||
| Source: g = genus, subo = suborder, o = order | |||||
| References: Peczkis 1995, Marsh 1875, Benton 1983 | |||||
Age range: base of the Late/Upper Cenomanian to the top of the Late/Upper Campanian or 99.60000 to 70.60000 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Uzbekistan (Navoi) | A. sp. (58475) | |
| Early/Lower Cenomanian | Uzbekistan (Karakalpakstan) | A. sp. (58490) | |
| Late/Upper Cenomanian | Uzbekistan (Karakalpakstan) | A. sp. (59697) | |
| Middle Turonian - Late/Upper Turonian | Uzbekistan (Navoi) | A. sp. (46959 58158 58159 58161 58164 58166 58167 58168 58177) | |
| Late/Upper Turonian - Coniacian | Kazakhstan (Qyzylorda) | A. sp. (58592) | |
| Coniacian - Santonian | Tajikistan (Asht) | A. sp. (53132) | |
| Santonian - Early/Lower Campanian | Kazakhstan (Qyzylorda) | A. sp. (53134) | |
| Early/Lower Santonian | Tajikistan (Sogd) | A. sp. (58701) | |
| Middle Campanian - Late/Upper Campanian | China (Nei Mongol) | A. olseni (49356 49369) |