taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710886	https://doi.org/10.3897/fr.25.85621.figure2	Figure 2. Marcopoloichthys furreri sp. nov. in lateral view. A. Holotype, PIMUZ A / I 2886; B. Paratype BNM 201166; C. Paratype PIMUZ A / I 3209. Scale bars: 5 mm. Photographs in A and B were taken by T. Scheyer and in C by C. Radke.	Figure 2. Marcopoloichthys furreri sp. nov. in lateral view. A. Holotype, PIMUZ A / I 2886; B. Paratype BNM 201166; C. Paratype PIMUZ A / I 3209. Scale bars: 5 mm. Photographs in A and B were taken by T. Scheyer and in C by C. Radke.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710887	https://doi.org/10.3897/fr.25.85621.figure3	Figure 3. Marcopoloichthys furreri sp. nov. in lateral view. A. Paratype PIMUZ A / I 1958; B. Paratype PIMUZ A / I 2841. Scale bars: 5 mm. Photographs were taken by C. Radke.	Figure 3. Marcopoloichthys furreri sp. nov. in lateral view. A. Paratype PIMUZ A / I 1958; B. Paratype PIMUZ A / I 2841. Scale bars: 5 mm. Photographs were taken by C. Radke.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710888	https://doi.org/10.3897/fr.25.85621.figure4	Figure 4. Marcopoloichthys furreri sp. nov. A. Photograph of right side of the skull roof of paratype PIMUZ A / I 2887 (photograph was taken by C. Radke); B. Interpretative drawing. Abbreviations: a. cer, anterior ceratohyal; a. na, accessory nasal bone; ang, angular; asp, autosphenotic; cl, cleitrum; de, dentary; ect, ectopterygoid; exc, extrascapular; hh, hypohyal; iop, interopercle; mx, maxilla; na, nasal bone; mc, mandibular canal; met, mesethmoid; mx, maxilla; pa [= fr], parietal [= frontal] bone; op, opercle; orbs, orbitosphenoid; pal, palatine; p. cer, posterior ceratohyal; par, parasphenoid; pcl, postcleitra 1 - 3; pec. f, pectoral fin; pmx, premaxilla; pop, preopercle; ppa + dpt [= pa + dpt], postparietal + dermopterotic bone; qu, quadrate; sang, surangular; scl, supracleithrum; sop, subopercle; sy, symplectic; vo, vomer;?, uncertain or unknown. Scale bars: 5 mm.	Figure 4. Marcopoloichthys furreri sp. nov. A. Photograph of right side of the skull roof of paratype PIMUZ A / I 2887 (photograph was taken by C. Radke); B. Interpretative drawing. Abbreviations: a. cer, anterior ceratohyal; a. na, accessory nasal bone; ang, angular; asp, autosphenotic; cl, cleitrum; de, dentary; ect, ectopterygoid; exc, extrascapular; hh, hypohyal; iop, interopercle; mx, maxilla; na, nasal bone; mc, mandibular canal; met, mesethmoid; mx, maxilla; pa [= fr], parietal [= frontal] bone; op, opercle; orbs, orbitosphenoid; pal, palatine; p. cer, posterior ceratohyal; par, parasphenoid; pcl, postcleitra 1 - 3; pec. f, pectoral fin; pmx, premaxilla; pop, preopercle; ppa + dpt [= pa + dpt], postparietal + dermopterotic bone; qu, quadrate; sang, surangular; scl, supracleithrum; sop, subopercle; sy, symplectic; vo, vomer;?, uncertain or unknown. Scale bars: 5 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710889	https://doi.org/10.3897/fr.25.85621.figure5	Figure 5. Marcopoloichthys furreri sp. nov. in lateral view illustrating some cranial bones in paratype PIMIZ A / I 2887. A. Cranium and pectoral girdle and fin in lateral view; photograph was taken by T. Scheyer; B. Skull roof bones illustrating ornamentation; C. Upper jaw bones; ornamentation on bones is damaged. Abbreviations: a. na, accessory or additional nasal bone; a. pl, anterior pit-line; exc, extrascapular; met, mesethmoid; m-pl, middle pit-line; mx, maxilla; na, nasal bone; pa [= fr], parietal [= frontal] bone; pmx, premaxilla; ppa + dpt [= pa + dpt], postparietal + dermopterotic bone; ptt, posttemporal. Scale bars: 1 mm.	Figure 5. Marcopoloichthys furreri sp. nov. in lateral view illustrating some cranial bones in paratype PIMIZ A / I 2887. A. Cranium and pectoral girdle and fin in lateral view; photograph was taken by T. Scheyer; B. Skull roof bones illustrating ornamentation; C. Upper jaw bones; ornamentation on bones is damaged. Abbreviations: a. na, accessory or additional nasal bone; a. pl, anterior pit-line; exc, extrascapular; met, mesethmoid; m-pl, middle pit-line; mx, maxilla; na, nasal bone; pa [= fr], parietal [= frontal] bone; pmx, premaxilla; ppa + dpt [= pa + dpt], postparietal + dermopterotic bone; ptt, posttemporal. Scale bars: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710890	https://doi.org/10.3897/fr.25.85621.figure6	Figure 6. Marcopoloichthys furreri sp. nov. Anterior region of skull roof of holotype, PIMUZ A / I 2886. A. Photograph; it was taken by T. Scheyer; B. Interpretative drawing. Abbreviations: a. na, accessory or additional nasal; met, mesethmoid; na, nasal bone; ro. c, rostral cartilage. Scale bars: 2 mm.	Figure 6. Marcopoloichthys furreri sp. nov. Anterior region of skull roof of holotype, PIMUZ A / I 2886. A. Photograph; it was taken by T. Scheyer; B. Interpretative drawing. Abbreviations: a. na, accessory or additional nasal; met, mesethmoid; na, nasal bone; ro. c, rostral cartilage. Scale bars: 2 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710891	https://doi.org/10.3897/fr.25.85621.figure7	Figure 7. Marcopoloichthys furreri sp. nov. Restorations of head in lateral view. Heads reversed to the left. A. Fish during rest, based mainly on specimens PIMUZ A / I 1958, PIMUZ A / I 2841, PIMUZ A / I 2886; and BNM 201166; B. Fish during feeding, based mainly on specimen PIMUZ A / I 1958, PIMUZ A / I 2887; and BNH 201166. Abbreviations: a. cer, anterior ceratohyal; a. na, accessory or additional nasal bone; ant? antorbital?; asp, autosphenotic; cl, cleitrum; clv, clavicle; de, dentary or dentosplenial; dsp, dermosphenotic; ect, ectopterygoid; ent, entopterygoid; exc, extrascapular; hh, hypohyal; io 1 - 5, infraorbitals 1 - 5; iop, interopercle; lat. e, lateral ethmoid; met, mesethmoid; mx, maxilla; na, nasal bone; op, opercle; pa [= fr], parietal bone [= frontal bone]; par, parasphenoid; ppa + dpt [= pa + dpt], postparietal bone + dermopterotic [= parietal bone + dermopterotic]; p. cer, posterior ceratohyal; pcl 1 - 3, postcleithrum 1 - 3; pmx, premaxilla; pop, preopercle; qu, quadrate; sang, surangular; s. ap, serrated appendage; scl, supracleithrum; sob, suborbital; sy, symplectic; vo, vomer. Scale bars: 1 mm.	Figure 7. Marcopoloichthys furreri sp. nov. Restorations of head in lateral view. Heads reversed to the left. A. Fish during rest, based mainly on specimens PIMUZ A / I 1958, PIMUZ A / I 2841, PIMUZ A / I 2886; and BNM 201166; B. Fish during feeding, based mainly on specimen PIMUZ A / I 1958, PIMUZ A / I 2887; and BNH 201166. Abbreviations: a. cer, anterior ceratohyal; a. na, accessory or additional nasal bone; ant? antorbital?; asp, autosphenotic; cl, cleitrum; clv, clavicle; de, dentary or dentosplenial; dsp, dermosphenotic; ect, ectopterygoid; ent, entopterygoid; exc, extrascapular; hh, hypohyal; io 1 - 5, infraorbitals 1 - 5; iop, interopercle; lat. e, lateral ethmoid; met, mesethmoid; mx, maxilla; na, nasal bone; op, opercle; pa [= fr], parietal bone [= frontal bone]; par, parasphenoid; ppa + dpt [= pa + dpt], postparietal bone + dermopterotic [= parietal bone + dermopterotic]; p. cer, posterior ceratohyal; pcl 1 - 3, postcleithrum 1 - 3; pmx, premaxilla; pop, preopercle; qu, quadrate; sang, surangular; s. ap, serrated appendage; scl, supracleithrum; sob, suborbital; sy, symplectic; vo, vomer. Scale bars: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710892	https://doi.org/10.3897/fr.25.85621.figure8	Figure 8. Marcopoloichthys furreri sp. nov., partially preserved cranium and pectoral girdle and fins in latero-ventral view of paratype, PIMUZ A / I 2841. Abbreviations: ang + ar + rar, angular + articular + retroarticular; b. io, broken infraorbital bones; b. arc?, broken branchial arches?; b. r. cl, broken anterior part of right cleithrum; b. qu, broken quadrate; b. skr, broken skull roof bones; cor?, coronoid?; d. pecr, displaced pectoral rays of left fin; hy, hyomandibula; iop, interopercle; l. cl, left cleithrum; l. de, left dentary; l. pop, left preopercle; l. qu, left quadrate; l. sang, left surangular; l. sop, left subopercle; l. sy, left symplectic; orn, ornaments; pmx, premaxilla; pr, ventral process of lower jaw; r. cl, right cleitrum; r. de, right dentary; r. mx, right maxilla; r. op, right opercle; r. pop, right preopercle; r. sang, right surangular; sap, serrated appendage; spc, space; sy, symplectic;?, unidentified element. Scale bar: 1 mm.	Figure 8. Marcopoloichthys furreri sp. nov., partially preserved cranium and pectoral girdle and fins in latero-ventral view of paratype, PIMUZ A / I 2841. Abbreviations: ang + ar + rar, angular + articular + retroarticular; b. io, broken infraorbital bones; b. arc?, broken branchial arches?; b. r. cl, broken anterior part of right cleithrum; b. qu, broken quadrate; b. skr, broken skull roof bones; cor?, coronoid?; d. pecr, displaced pectoral rays of left fin; hy, hyomandibula; iop, interopercle; l. cl, left cleithrum; l. de, left dentary; l. pop, left preopercle; l. qu, left quadrate; l. sang, left surangular; l. sop, left subopercle; l. sy, left symplectic; orn, ornaments; pmx, premaxilla; pr, ventral process of lower jaw; r. cl, right cleitrum; r. de, right dentary; r. mx, right maxilla; r. op, right opercle; r. pop, right preopercle; r. sang, right surangular; sap, serrated appendage; spc, space; sy, symplectic;?, unidentified element. Scale bar: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710893	https://doi.org/10.3897/fr.25.85621.figure9	Figure 9. Marcopoloichthys furreri sp. nov., illustrating a lateral view of the abdominal or precaudal region of the vertebral column and associated elements and the dorsal fin and endoskeletal support (paratype PIMUZ A / I 1958). Small arrows point to the epineural processes. Abbreviations: aptg, 1 st anal pterygiophore or proximal radial; dptg, dorsal pterygiophores or proximal radials; int. d, interdorsal arcocentrum; int. v, interventral arcocentrum; l. dptg, last dorsal pterygiophore; pap, parapophyses; sc?: scale or scute?; sncar, supraneural carrier; sn 1 - 8, supraneurals 1 - 8; 1 st cv?, first caudal vertebra?; 1 stdptg, first dorsal pterygiophore or fused proximal radials. Scale bar: 1 mm.	Figure 9. Marcopoloichthys furreri sp. nov., illustrating a lateral view of the abdominal or precaudal region of the vertebral column and associated elements and the dorsal fin and endoskeletal support (paratype PIMUZ A / I 1958). Small arrows point to the epineural processes. Abbreviations: aptg, 1 st anal pterygiophore or proximal radial; dptg, dorsal pterygiophores or proximal radials; int. d, interdorsal arcocentrum; int. v, interventral arcocentrum; l. dptg, last dorsal pterygiophore; pap, parapophyses; sc?: scale or scute?; sncar, supraneural carrier; sn 1 - 8, supraneurals 1 - 8; 1 st cv?, first caudal vertebra?; 1 stdptg, first dorsal pterygiophore or fused proximal radials. Scale bar: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710894	https://doi.org/10.3897/fr.25.85621.figure10	Figure 10. Marcopoloichthys furreri sp. nov., illustrating part of the pectoral girdle and fin (paratype PIMUZ A / I 2888). Abbreviations: b. ry, broken ray; cl, cleithrum with antero-ventral part broken; cor?, coracoid?; d. ra, distal radials; p. ra, proximal radials; scp?, scapula?; 1 st pecr, first pectoral ray. Scale bars: 1 mm.	Figure 10. Marcopoloichthys furreri sp. nov., illustrating part of the pectoral girdle and fin (paratype PIMUZ A / I 2888). Abbreviations: b. ry, broken ray; cl, cleithrum with antero-ventral part broken; cor?, coracoid?; d. ra, distal radials; p. ra, proximal radials; scp?, scapula?; 1 st pecr, first pectoral ray. Scale bars: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710895	https://doi.org/10.3897/fr.25.85621.figure11	Figure 11. Marcopoloichthys furreri sp. nov., illustrating the dorsal, anal, and pelvic fins and associated structures (paratype PIMUZ A / I 2841). Abbreviations: a. fr, anal fin rays; a. prra, anal proximal radials; bp. fr, broken pelvic rays; b. nsp, broken neural spines; c. dpra, compound dorsal proximal radial element; d. fr, dorsal fin rays; ha, haemal arch; ha + sp, haemal arch plus spine; l. dpra, last dorsal proximal radial; na, neural arch; na + sp, neural arch plus spine; n. sp, neural spine; p. fr, pelvic rays; p. pl, pelvic plate or basipterygium; sc, scales. Scale bar: 1 mm.	Figure 11. Marcopoloichthys furreri sp. nov., illustrating the dorsal, anal, and pelvic fins and associated structures (paratype PIMUZ A / I 2841). Abbreviations: a. fr, anal fin rays; a. prra, anal proximal radials; bp. fr, broken pelvic rays; b. nsp, broken neural spines; c. dpra, compound dorsal proximal radial element; d. fr, dorsal fin rays; ha, haemal arch; ha + sp, haemal arch plus spine; l. dpra, last dorsal proximal radial; na, neural arch; na + sp, neural arch plus spine; n. sp, neural spine; p. fr, pelvic rays; p. pl, pelvic plate or basipterygium; sc, scales. Scale bar: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710896	https://doi.org/10.3897/fr.25.85621.figure12	Figure 12. Marcopoloichthys furreri sp. nov., illustrating the dorsal, anal, and pelvic fins and associated structures (holotype PIMUZ A / I 2886). Oblique lines represent damaged areas. Abbreviations: a. fr, anal fin rays; a. prra, anal proximal radials; c. dpra, compound dorsal proximal radial element; d. dra, distal dorsal radial; d. fr, dorsal fin rays; ha + sp, haemal arch plus spine; int. d, interdorsal element; int. v, interventral element; l. aprra, last anal proximal radial; l. dpra, last dorsal proximal radial; m. dra?, middle dorsal radial; na + sp, neural arch plus spine; sc, scales; 1 st aprra, first anal proximal radial; 1 st ha, first haemal arch. Scale bar: 1 mm.	Figure 12. Marcopoloichthys furreri sp. nov., illustrating the dorsal, anal, and pelvic fins and associated structures (holotype PIMUZ A / I 2886). Oblique lines represent damaged areas. Abbreviations: a. fr, anal fin rays; a. prra, anal proximal radials; c. dpra, compound dorsal proximal radial element; d. dra, distal dorsal radial; d. fr, dorsal fin rays; ha + sp, haemal arch plus spine; int. d, interdorsal element; int. v, interventral element; l. aprra, last anal proximal radial; l. dpra, last dorsal proximal radial; m. dra?, middle dorsal radial; na + sp, neural arch plus spine; sc, scales; 1 st aprra, first anal proximal radial; 1 st ha, first haemal arch. Scale bar: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710897	https://doi.org/10.3897/fr.25.85621.figure13	Figure 13. Marcopoloichthys furreri sp. nov., illustrating the caudal fin and its endoskeleton. A. Photograph of holotype, PIMUZ A / I 2886; photograph was taken by T. Scheyer; B. Drawing of endoskeleton. Abbreviations: da, dorsal arcocentra; H 1 - 5, hypurals 1 - 5; hsPU 2 - 4, haemal spine of preural centra 2 - 4; int, interhaemal; PH, parhypural ot haemal spine of preural centrum 1; nsPU 1 - 3, neural spine of preural centra 1 - 3; UN, uroneurals; va, ventral arcocentra. Small arrows point to a series of anterior processes. Scale bars: 1 mm.	Figure 13. Marcopoloichthys furreri sp. nov., illustrating the caudal fin and its endoskeleton. A. Photograph of holotype, PIMUZ A / I 2886; photograph was taken by T. Scheyer; B. Drawing of endoskeleton. Abbreviations: da, dorsal arcocentra; H 1 - 5, hypurals 1 - 5; hsPU 2 - 4, haemal spine of preural centra 2 - 4; int, interhaemal; PH, parhypural ot haemal spine of preural centrum 1; nsPU 1 - 3, neural spine of preural centra 1 - 3; UN, uroneurals; va, ventral arcocentra. Small arrows point to a series of anterior processes. Scale bars: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
8B79CB074F7759AAB4B8AF0EAA97242C.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/710898	https://doi.org/10.3897/fr.25.85621.figure14	Figure 14. Marcopoloichthys furreri sp. nov., illustrating the caudal fin and its endoskeleton. A. paratype PIMUZ A / I 2841; area with oblique lines represent a damaged region; B. paratype PIMUZ A / I 1958. Abbreviations: a. f, accessory fulcra; d. sc, dorsal caudal scute; e. bfu, epaxial basal fulcra; h. bfu, hypaxial basal fulcra; h. ff, hypaxial fringing fulcra; hsPU 4, haemal spine of preural vertebra 4; H 1 - 3, hypurals 1 - 3; nsPU 1, 4, neural spine of preural vertebrae 1, 4; PH, parhypural; pr. r 1 - 2, procurrents rays 1 - 2; UN, uroneurals; v. sc, ventral caudal scute; 1 stPR, first principal caudal ray; 20 thPR, principal caudal ray numbered 20; 21 stPR, principal caudal ray numbered 21;?, broken bases of hypurals 4 and 5? Scale bars: 1 mm.	Figure 14. Marcopoloichthys furreri sp. nov., illustrating the caudal fin and its endoskeleton. A. paratype PIMUZ A / I 2841; area with oblique lines represent a damaged region; B. paratype PIMUZ A / I 1958. Abbreviations: a. f, accessory fulcra; d. sc, dorsal caudal scute; e. bfu, epaxial basal fulcra; h. bfu, hypaxial basal fulcra; h. ff, hypaxial fringing fulcra; hsPU 4, haemal spine of preural vertebra 4; H 1 - 3, hypurals 1 - 3; nsPU 1, 4, neural spine of preural vertebrae 1, 4; PH, parhypural; pr. r 1 - 2, procurrents rays 1 - 2; UN, uroneurals; v. sc, ventral caudal scute; 1 stPR, first principal caudal ray; 20 thPR, principal caudal ray numbered 20; 21 stPR, principal caudal ray numbered 21;?, broken bases of hypurals 4 and 5? Scale bars: 1 mm.	2022-07-05	Arratia, Gloria		Zenodo	biologists	Arratia, Gloria			
