drawing

Targaryendraco wiedenrothi (formerly ‘Ornithocheirus’), holotype SMNS 56628 (Hauterivian, Engelbostel clay pit, Hannover), anterior part of the mandibular symphysis. A dorsal view B respective line drawing C left lateral view D respective line drawing. Abbreviations: d – dentary, sul – sulcus. Arrows and numbers indicate alveoli or teeth and their respective position. Scale bar = 10 mm.

Tropeognathine pterosaur Siroccopteryx moroccensis Mader andKellner, 1999, LINHM FR016, Kem Kem beds, Morocco, ?Albian–lowerCenomanian. A. Photograph in anterior (A1), left lateral (A2), and dorsal(A3) views. B. Interpretation of the palatal view following Mader andKellner (1999). Photographs courtesy of Megan L. Jacobs. Drawing byRVP based on Mader and Kellner (1999).

Overview of the (partially interpreted) taphonomic situation and exhibition setting of Argovisaurus martafernandezi (PIMUZ A/III 5279). A overview of all the restored blocks restored as exhibited. B interpretative drawing of the overview showing the separately collected blocks. Notes: The exact location of blocks 1 and 5 is unknown, they have been restored to their most logical taphonomic location. The right angular and left jugal have been separately collected and placed as best guesses

Honghesaurus longicaudalis gen. et sp. nov., Holotype (IVPP V30380). Photo (a) and line-drawing (b) of whole specimen. c, cervical vertebra; ca, caudal vertebra; d, dorsal vertebra; s, sacral vertebra.

Luopingosaurus imparilis gen. et sp. nov., Holotype (IVPP V19049). Photo (a) and line-drawing (b) of whole specimen. c, cervical vertebra; ca, caudal vertebra; d, dorsal vertebra; s, sacral vertebra.

Partial skull and anterior cervical vertebrae of unidentified pliosaurid plesiosaurian (MPPL 18797) from the uppermost Callovian–middle Oxfordian of Kaberlaba (Asiago, Italy), in left lateral view. Photograph (A) and explanatory drawing (B). White, preserved bone surfaces; dark grey, preserved margins of skull fenestrae; light grey, eroded bone surface; cross hatching, broken bone.

Quarry map and reconstruction of PMO 224.248. (A) Drawing from a combination of field and laboratory drawings in ventral view (modified from Delsett et al. (2016)); (B) skeletal reconstruction of PMO 224.248, where red indicates preserved elements. Scale bar equals 50 cm. Drawn by Aubrey Jane Roberts.

Macroplata tenuiceps, a pliosaur from the Early Jurassic of Europe, pencil drawing

Pterodactylus sagittirostris, holotype NHMUK PV R 1823 (upper Berriasian / Valangianian, Hastings Group), part of the mandibular rami. A right lateral view B respective line drawing C left lateral view D respective line drawing E ventral view. Abbreviation: d – dentary. Arrows indicate alveoli or teeth. Scale bar = 10 mm. Photos courtesy of The Natural History Museum.

Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.

Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.

Azhdarchoid pterosaur Kariridraco dianae gen. et sp. nov. holotype (MPSC R 1056) from Lower Cretaceous of Northeastern Brazil. Skull in right lateral view. Photograph (A1), interpretative drawing (A2). Dark grey areas indicate remains of the carbonate matrix still attachaed to the skull.

Nemicolopterus crypticus holotype (IVPP V-14377). (A) Skeleton overview, and (B) schematic drawing. (C) Skull (right lateral view), and (D) schematic drawing. Abbreviations: cdv, caudal vertebrae; co, coracoid; cv, cervical vertebra; d1–d4, digits 1–4; f, frontal; fe, femur; h, humerus; hy, hyoid; il, illium; is, ischium; j, jugal; l, left; la, lacrimal; mand, mandible; mc, metacarpal; mt, metatarsal; naof, nasoantorbital fenestra; or, orbit; pa, parietal; pm, premaxilla; ph, phalanx; ti, tibia; r, right; sca, scapula. Scale bars: A–B, 100 mm; C–D, 5 mm.

Abelisaurid theropod Kryptops palaios gen. et sp. nov. MNN GAD1−1 from the Lower Cretaceous Elrhaz Formation of Niger. Left maxilla in lateral view; stereopair (A) and line drawing (B). Cross−hatching indicates broken bone; dashed lines indicate estimated edges.

Cranium of Yuanmouraptor jinshajiangensis (LFGT-ZLJ0115). Cranium in (A) left lateral view with (B) labeled drawing and (C) right lateral view with (D) labeled drawing. Abbreviations: an, angular; ar, articular; bs, basisphenoid; d, dentary; f, frontal; j, jugal; l, lacrimal; lsp, laterosphenoid; m, maxilla; n, nasal; ot, otoccipital; prm, premaxilla; pa, parietal; pal, palatine; par, prearticular; po, postorbital; pop, paroccipital process; pr, prootic; prf, prefrontal; q, quadrate; qj, quadratojugal; sa, surangular; sp, splenial; so, supraoccipital; sq, squamosal. Striated area indicates damage and grey area indicates matrix. Scale bar represents 100 mm. Photos by Xiao-Chun Wu.

Caihong juji holotype specimen (PMoL-B00175). Photographs of the slab (a) and counter slab (b) and line drawing (c) of the specimen based on both slabs. Photograph (d) and line drawing (e) of a composite of the rostrum of the skull and mandible exposed on the counter slab and the post-rostrum cranium exposed on the slab. Arrows indicate lacrimal crests. Question mark indicates uncertain identification. Scale bars: 10 cm a–c, 1 cm d and e. aof antorbital fenestra, cav caudal vertebra, cev cervical vertebra, dr dorsal rib, dv dorsal vertebra, ect ectopterygoid, emf external mandibular fenestra, en external naris, f feather, fu furcula, ga gastralia, hy hyoid, il ilium, is ischium, la left angular, lar left articular, lc left coracoid, lcr lacrimal crest, ld left dentary, lf left, frontal, lfe left femur, lh left humerus, lj left jugal, ll left lacrimal, lma left maxilla, lm left manus, ln left nasal, lp left pes, lpa left palatine, lpo left postorbital, lq left quadrate, lqj left quadratojugal, lr left radius, ls left scapula, lsp left splenial, lsa left surangular, lsq left squamosal, lt left tibiotarsus, lu left ulna, ma mandible, mf maxillary fenestra, o orbit, p parietal, pm premaxilla, pt pterygoid, pu pubis, rar right articular, rc right coracoid, rd right dentary, rfe right femur, rh right humerus, rm right manus, rp right pes, rpra right prearticular, rq right quadrate, rr right radius, rs right scapula, rt right tibiotarsus, ru right ulna, scl sclerotic bones, sk skull, sy synsacrum