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Liaobatrachus grabaui
Taxonomy
Liaobatrachus grabaui was named by Ji and Ji (1998). Its type specimen is GMV 2126, a partial skeleton (relatively complete skeleton), and it is a compression fossil. Its type locality is Sihetun, lower Yixian (general), which is in a Barremian/Aptian lacustrine shale/siltstone in the Yixian Formation of China. It is the type species of Liaobatrachus.
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1998 | Liaobatrachus grabaui Ji and Ji |
| 1999 | Callobatrachus sanyanensis Wang and Gao pp. 639-641 fig. 1 |
| 2001 | Callobatrachus sanyanensis Gao and Wang p. 465 |
| 2001 | Liaobatrachus grabaui Gao and Wang p. 468 |
| 2013 | Liaobatrachus grabaui Dong et al. |
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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.
†Liaobatrachus grabaui Ji and Ji 1998
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Invalid names: Callobatrachus sanyanensis Wang and Gao 1999 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Y. Wang and K.Q. Gao 1999 (Callobatrachus sanyanensis) | "Differing from other members of the group in having a combination of the following character states: lateral borders of frontoparietal parallel; maxilla anteriorly notched for articulation with premaxilla; marginal teeth slightly compressed longitudinally along tooth row and labiolingually expanded; zygomatic ramus of squamosal not in contact with maxilla; presacral vertebrae nine in number; iliac crest weak, dorsal protuberance absent; tibiofibula slightly longer than femur; proximal tarsal segment longer than one-half length of tibiofibula; proximal tarsal elements remain free from one another." |
Measurements
No measurements are available
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| Source: s = species, subo = suborder, c = class, subp = subphylum, uc = unranked clade | |||||
| References: Wang and Gao 1999, Uhen 2004, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Barremian to the top of the Early/Lower Aptian or 130.00000 to 122.46000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Barremian - Early/Lower Aptian | China (Liaoning) | Callobatrachus sanyanensis, Liaobatrachus grabaui (type locality: 52888) |