Appendix S4

Adjusted matrix including Dorosuchus neoetus in nexus format

Appendix S3

Unadjusted matrix including Dorosuchus neoetus in nexus format

Appendix S2

Appendix of strict consensus trees from all analyses carried out

Appendix S1

Appendix of measurements of specimens of Dorosuchus neoetus

Mandible of <i>Garjainia madiba</i> sp. nov.

<p>A–D, cast of anterior part of left mandible of NMQR 3051 in lateral (A), posterior (B), dorsal (C) and medial (D) views. E, lateral view of anterior part of right dentary, BP/1/7153; F–H, right angular, BP/1/6232c in medial (F), lateral (G) and ventral (H) views. I–L, cast of right articular and posterior part of surangular, BP/1/5763b (<i>contra</i> handwritten label on cast) in dorsal and slightly lateral (I), ventral and slightly medial (J), lateral and slightly ventral (K) and medial and slightly posterodorsal (L) views. Abbreviations: an, angular; ar, articular; den, dentary; dmp, dorsomedial process of retroarticular region; glen, glenoid; gr, groove possibly for articulation with coronoid; sa, surangular; saf, surangular foramen; spl, splenial; s.spl, surface for articulation with splenial; vmp, ventromedial process of articular.</p

Quantifiable characters for the <i>Garjainia madiba</i> sp. nov. elements thin sectioned in this study.

<p>“MW”  =  Midshaft Width; “TBA”  =  Total Bone Area; “Vasc”  =  vascularization; “AvPOD”  =  Average Primary Osteon Diameter; “K”  =  ratio between the internal and external diameter of the bone (cortical thickness) <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0111154#pone.0111154-Currey1" target="_blank">[38]</a> measured for limb bones with a preserved midshaft region; “C”  =  bone compactness <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0111154#pone.0111154-Girondot1" target="_blank">[40]</a>.</p><p>Quantifiable characters for the <i>Garjainia madiba</i> sp. nov. elements thin sectioned in this study.</p

Hindlimb elements of <i>Garjainia madiba</i> sp. nov.

<p>A–D, BP/1/5767, right femur in dorsal (A), proximal (B), ventral (C) and distal (D) views. E–G, BP/1/6232a, fragmentary proximal right femur in proximal (E), ventral (F) and medial (G) views. H–J, BP/1/5525, proximal left tibia in dorsal (H), proximal (I) and ventral (J) views. K–L, BP/1/5525, distal tibia in side (K) and distal (L) views. M–N, two views of probable tibia BP/1/7341. Abbreviations: if, trochanter for attachment of <i>m. iliofemoralis</i>, itf, intertrochanteric fossa; msc, muscle scar; pop, popliteal space; s.fib, surface for articulation with fibula; tro, internal trochanter.</p

Humerus of <i>Garjainia madiba</i> sp. nov.

<p>A–D, BP/1/7336, right humerus in dorsal (A), proximal (B), ventral (C) and distal (D) views. E–G, cast of distal end of right humerus of NMQR 3051 in dorsal (E), distal (F) and ventral (G) views. Abbreviations: dpc, deltopectoral crest; ect, ectepicondylar groove; supr, supinator ridge.</p

Cervical vertebrae of <i>Garjainia madiba</i> sp. nov.

<p>A, atlantal intercentrum of BP/1/5525 in anterior view. B, axial centrum of BP/1/5525 in left lateral view. C–F, postaxial cervical centra of anterior cervical vertebrae of BP/1/5525 in anterior (C, E) and left lateral (D, F) views. G–I, posterior cervical centrum of BP/1/7338, anterior cervical vertebra in anterior (G), left lateral (H), and ventral (I) views. J, BP/1/6232ae, anterior cervical vertebra in left lateral view. K–N, BP/1/5525, cervical neural spines in anterior or posterior (K, M) and lateral (L, N) views.</p

Sacral vertebrae and ribs of <i>Garjainia madiba</i> sp. nov., BP/1/5525.

<p>A–C, sacral vertebra 1 in anterior (A), posterior (B) and ventral (C) views. D–H, sacral vertebra 2 in anterior (D), dorsal (E), posterior (F), and ventral (G) views, and distal end of left sacral rib (H). Arrows in (C), (E), (G) and (H) point toward anterior. Abbreviations: s.sa1, surface for articulation with sacral rib 1; s.sa2, surface for articulation with sacral rib 2.</p