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Figure 11 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 11. The extended implied weighting (k = 15), neosuchian constraint strict consensus topology (C3). Length = 4192, fit = 112.001, CI = 0.301, RI = 0.829, RC = 0.249, HI = 0.699, number of most parsimonious cladograms = 4500. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S9 for the entire topology, Appendix Two). A, Crocodylomorpha; B, Crocodyliformes; C, Metasuchia; D, Neosuchia; E, Thalattosuchia; F, Neothalattosuchia; G, Teleosauridae; H, Teleosaurinae; I, Aeolodontini; J, Machimosauridae; K, Machimosaurinae; L, Machimosaurini; M, Euthalattosuchia; N, Metriorhynchidae; O, Metriorhynchinae; P, Rhacheosaurini; Q, Geosaurinae; R, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/by/3.0/.

Figure 2 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 2. Photographs of living gavialids. A, Gavialis gangeticus, taken by Pascal Abel on 25 July 2019 at Prague Zoo, Czechia; B, Tomistoma schlegelii, taken by Mark Young on 19 August 2019 at Crocodiles of the World, UK. Teleosauroids have often been considered 'marine gavialids' and have particularly been compared to Gavialis gangeticus.

Figure 6 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 6. The equal weights, neosuchian constraint strict consensus topology (C3). Length = 4174, CI = 0.302, RI = 0.830, RC = 0.251, HI = 0.698, number of most parsimonious cladograms hit the hold limit. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S4 for the entire topology). A, Crocodylomorpha; B, Crocodyliformes; C, Metasuchia; D, Neosuchia; E, Thalattosuchia; F, Neothalattosuchia; G, Teleosauridae; H, Teleosaurinae; I, Aeolodontini; J, Machimosauridae; K, Machimosaurinae; L, Machimosaurini; M, Euthalattosuchia; N, Metriorhynchidae; O, Metriorhynchinae; P, Rhacheosaurini; Q, Geosaurinae; R, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons. org/licenses/by/3.0/.

Figure 10 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 10. The extended implied weighting (k = 15), mesoeucrocodylian constraint strict consensus topology (C2). Length = 4178, fit = 111.578, CI = 0.302, RI = 0.830, RC = 0.250, HI = 0.698, number of most parsimonious cladograms = 4500. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S8 for the entire topology). A, Crocodylomorpha; B, Crocodyliformes; C, Thalattosuchia; D, Neothalattosuchia; E, Teleosauridae; F, Teleosaurinae; G, Aeolodontini; H, Machimosauridae; I, Machimosaurinae; J, Machimosaurini; K, Euthalattosuchia; L, Metriorhynchidae; M, Metriorhynchinae; N, Rhacheosaurini; O, Geosaurinae; P, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https:// creativecommons.org/licenses/by/3.0/.

Figure 8 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 8. The extended implied weighting (k = 15), no constraints strict consensus topology (C0). Length = 4178, fit = 111.578, CI = 0.302, RI = 0.830, RC = 0.250, HI = 0.698, number of most parsimonious cladograms = 4500. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S6 for the entire topology, Appendix Two). A, Crocodylomorpha; B, Crocodyliformes; C, Thalattosuchia; D, Neothalattosuchia; E, Teleosauridae; F, Teleosaurinae; G, Aeolodontini; H, Machimosauridae; I, Machimosaurinae; J, Machimosaurini; K, Euthalattosuchia; L, Metriorhynchidae; M, Metriorhynchinae; N, Rhacheosaurini; O, Geosaurinae; P, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons. org/licenses/by/3.0/.

Figure 9 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 9. The extended implied weighting (k = 15), crocodyliform constraint strict consensus topology (C1). Length = 4194, fit = 111.226, CI = 0.300, RI = 0.829, RC = 0.249, HI = 0.700, number of most parsimonious cladograms = 4500. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S7 for the entire topology). A, Crocodylomorpha; B, Thalattosuchia; C, Neothalattosuchia; D, Teleosauridae; E, Teleosaurinae; F, Aeolodontini; G, Machimosauridae; H, Machimosaurinae; I, Machimosaurini; J, Euthalattosuchia; K, Metriorhynchidae; L, Metriorhynchinae; M, Rhacheosaurini; N, Geosaurinae; O, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/ by/3.0/.

Figure 1 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 1. Comparing the body plans of semi-aquatic thalattosuchians (A–C) with that of a fully aquatic metriorhynchid (D). A, the teleosaurid teleosauroid Platysuchus multiscrobiculatus, holotype SMNS 9930; B, the machimosaurid teleosauroid Macrospondylus bollensis, referred specimen NMW 13445; C, the early diverging metriorhynchoid Pelagosaurus typus, referred specimen FWD 0784; D, the metriorhynchid Cricosaurus suevicus, lectotype SMNS 9808. All scale bars equal 20 cm. Even amongst the semi-aquatic thalattosuchians there is variation, such as the greater size and coverage of osteoderms in Platysuchus, with Pelagosaurus having the most reduced armour of the three.

Figure 5 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 5. The equal weights, mesoeucrocodylian constraint strict consensus topology (C2). Length = 4164, CI = 0.303, RI = 0.831, RC = 0.251, HI = 0.697, number of most parsimonious cladograms hit the hold limit. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S3 for the entire topology). A, Crocodylomorpha; B, Crocodyliformes; C, Thalattosuchia; D, Neothalattosuchia; E, Teleosauridae; F, Teleosaurinae; G, Aeolodontini; H, Machimosauridae; I, Machimosaurinae; J, Machimosaurini; K, Euthalattosuchia; L, Metriorhynchidae; M, Metriorhynchinae; N, Rhacheosaurini; O, Geosaurinae; P, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/ by/3.0/.

Figure 4 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 4. The equal weights, crocodyliform constraint strict consensus topology (C1). Length = 4177, CI = 0.302, RI = 0.830, RC = 0.201, HI = 0.698, number of most parsimonious cladograms hit the hold limit. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S2 for the entire topology). A, Crocodylomorpha; B, Thalattosuchia; C, Neothalattosuchia; D, Teleosauridae; E, Teleosaurinae; F, Aeolodontini; G, Machimosauridae; H, Machimosaurinae; I, Machimosaurini; J, Euthalattosuchia; K, Metriorhynchidae; L, Metriorhynchinae; M, Rhacheosaurini; N, Geosaurinae; O, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/by/3.0/.

Figure 7 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 7. The equal weights, tethysuchian constraint strict consensus topology (C4). Length = 4172, CI = 0.302, RI = 0.830, RC = 0.251, HI = 0.698, number of most parsimonious cladograms hit the hold limit. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S5 for the entire topology). A, Crocodylomorpha; B, Crocodyliformes; C, Metasuchia; D, Neosuchia; E, Thalattosuchia; F, Neothalattosuchia; G, Teleosaurinae; H, Aeolodontini; I, Machimosaurinae; J, Machimosaurini; K, Metriorhynchidae; L, Metriorhynchinae; M, Rhacheosaurini; N, Geosaurinae; O, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/by/3.0/.

Figure 3 in The history, systematics, and nomenclature of Thalattosuchia (Archosauria: Crocodylomorpha)

Figure 3. The equal weights, no constraints strict consensus topology (C0). Length = 4164, CI = 0.303, RI = 0.831, RC = 0.251, HI = 0.697, number of most parsimonious cladograms hit the hold limit. Phylogeny pruned to highlight Thalattosuchia (see Supporting Information, Appendix S2, Fig. S1 for the entire topology). A, Crocodylomorpha; B, Crocodyliformes; C, Thalattosuchia; D, Neothalattosuchia; E, Teleosauridae; F, Teleosaurinae; G, Aeolodontini; H, Machimosauridae; I, Machimosaurinae; J, Machimosaurini; K, Euthalattosuchia; L, Metriorhynchidae; M, Metriorhynchinae; N, Rhacheosaurini; O, Geosaurinae; P, Geosaurini. Green lines highlight non-neothalattosuchian thalattosuchians, orange lines highlight teleosauroid thalattosuchians, and blue lines highlight metriorhynchoid thalattosuchians. Images from PhyloPics.org, with the teleosauroid by Scott Hartman, and the metriorhynchid by Dmitry Bogdanov (vectorized by T. Michael Keesey), the only change made was to their colouration, and their license is: https://creativecommons.org/licenses/by/3.0/.

Figure 1. A in The first definitive Middle Jurassic atoposaurid (Crocodylomorpha, Neosuchia), and a discussion on the genus Theriosuchus

Figure 1. A, geographical; B, geological; and C, stratigraphical setting of the type locality of Theriosuchus sp., Trotternish Peninsula, Isle of Skye. Ammonite biostratigraphy from Hesselbo, Oates & Jenkyns (1998) and Hesselbo & Coe (2000). The regional sea-level curve is from Hesselbo & Coe (2000) and Hesselbo (2008). Detailed lithostratigraphical column adapted from Harris (1992). The arrow on the right column approximates the horizon that the type specimen of Theriosuchus sp. is believed to have eroded from. Bajoc, Bajocian; Callo, Callovian; Fm., formation; Gp., group; lstn, limestone; Ma, millions of years ago; sstn, sandstone.

Figure 4 in The first definitive Middle Jurassic atoposaurid (Crocodylomorpha, Neosuchia), and a discussion on the genus Theriosuchus

Figure 4. Chronostratigraphical chart of the Theriosuchus species, cf. Theriosuchus specimens, and Theriosuchus-like specimens. See the Discussion for the relevant references.

Figure 2 in The first definitive Middle Jurassic atoposaurid (Crocodylomorpha, Neosuchia), and a discussion on the genus Theriosuchus

Figure 2. Photographs and line drawings of Theriosuchus sp. from the late Bajocian–Bathonian Valtos Sandstone Formation of Skye, Scotland. A, ventral view; B, dorsal view; C, lateral view; D, medial view. Abbreviations: ant, anterior edge; c, crenulations; d, dentary tooth positions; for, nutrient foramina; fr, foramen row; rar, raised alveolar rims; rug, rugose texture; scu, sculpting; stip, stippled texture; sym, symphysis. Scale bar = 10 mm.

Figure 5 in The first definitive Middle Jurassic atoposaurid (Crocodylomorpha, Neosuchia), and a discussion on the genus Theriosuchus

Figure 5. Map of Theriosuchus and Theriosuchus-like specimens from the (A) Middle Jurassic, (B) Upper Jurassic, (C) Lower Cretaceous, and (D) Upper Cretaceous. See the Discussion for the relevant references. Palaeomaps are modified version of high-resolution versions kindly provided by Ron Blakey (http://cpgeosystems.com/).

Figure 2 in Evolutionary relationships and systematics of Atoposauridae (Crocodylomorpha: Neosuchia): implications for the rise of Eusuchia

Figure 2. Previously recovered inter-relationships between Atoposauridae and other major crocodyliform clades: (A) Adams (2014; (B) Rogers (2003); (C) Turner & Pritchard (2015).

Figure 1 in Evolutionary relationships and systematics of Atoposauridae (Crocodylomorpha: Neosuchia): implications for the rise of Eusuchia

Figure 1. Stratigraphic ranges for taxa previously attributed to Atoposauridae. The dashed lines represent the inferred presence of lineages.

Figure 7 in Evolutionary relationships and systematics of Atoposauridae (Crocodylomorpha: Neosuchia): implications for the rise of Eusuchia

Figure 7. (A) Results of phylogenetic analysis using Bayesian inference, when all OTUs are active and selected characters are considered to be ordered (see Appendix 1). (B) Results of phylogenetic analysis using Bayesian inference, when 'Alligatorellus' sp. (MB.R.3632) and Theriosuchus sp. (NMS G. 2014.52.1 and selected characters are considered to be ordered (see Appendix 1).

Figure 6 in Evolutionary relationships and systematics of Atoposauridae (Crocodylomorpha: Neosuchia): implications for the rise of Eusuchia

Figure 6. Single most parsimonious tree for phylogenetic analysis when implied weighting is employed with a weighting exponent of k = 3. Selected characters are considered to be ordered, and no taxa were excluded a priori. Absolute Bremer support values are provided adjacent to nodes.

Figure 9 in Evolutionary relationships and systematics of Atoposauridae (Crocodylomorpha: Neosuchia): implications for the rise of Eusuchia

Figure 9. (A) Skull of the holotype of Alligatorium meyeri (MNHL 15646) in dorsal view. Synapomorphies for Atoposauridae are indicated (see text for details). (B) Skull of the paratype of Theriosuchus pusillus (NHMUK PV R48330) in dorsal view. Shared characteristics with atoposaurids are indicated (see text for details).