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the imaginary pterosaur

imaginosaurus.wordpress.com

by

helder

da

rocha

the making of Tupuxuara leonardii

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HelderdaRocha

Ar#st&Scien#st(theater,music,illustra3on,sculpture,computerscience,electronics)

Foamsculpture&paleoartsince04/2012 TheImaginaryPterosaur

Self-fundedproject:pterosaurreconstruc3ons1skeletoninApril-May2012(Guidraco)skullsinJanuary-February201(Anhanguera,Tupandactylus,Dsungaripterus)1skeletoninMarch-April201(Tupuxuara)

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Pterosaurreconstruc3ons

SourcesusedFossilphotographs(oneormoreviews)Drawings&diagramsDescrip#ons,publica3ons&otherresearch

GoalsAccuracy&detailLightness&resistanceFlexibilitytoassembleindifferentposi3ons

TimetoproduceamodelSkulls:-7daysFullskeletons:4-6weeks

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Pterosaurscreated

1. Guidracovenator(China),04/20122. Anhanguerapiscator(Brazil),01/201. Tupandactylusimperator(Brazil),02/2014. Dsungaripterusweii(China),02/2015. Tupuxuaraleonardii(Brazil),04/201

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ImaginaryPterosaur#1:Guidracovenator

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Guidraco

CreatedApril25,2012(createdin~0days) WhenIstartedmakingthismodelIknewprac3callynothingaboutpterosaursandfoam

modeling

Itsafrankensteinmodel.Guidracoskull(onlyonesideviewusedassource)and

skeletonfromseveraldifferentpterosaurs

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GuidracosourceFonte:Xialin Wang et al./Naturwissenschaften/Springer

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Sketch-cutfromXPSfoam

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Pastetogether

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Moldandshape

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Source

photos

foammodels

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PVCteeth(fromaplas3changer)

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Partsinventedusingseveral

pterosaursassources

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Inven3nga

generichumerus

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Dsketches(humerus)

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Humerus:firstaempt

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Illustra3ngGuidraco@Wikipedia

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Firstexperimentalassembly

TheatrestudentsfromEscolaPiollin(JooPessoa,PB)

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ActorsfromCentroCulturalBarco(SoPaulo,SP)

Secondexperimentalassembly

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Pterosaur

superstar

Par3cipa3oninvideoclip:LeBateaubyMustacheeosApaches,

andmovie:ModoAvebyBetoBrant/LuBrites(201)

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#2Anhanguerapiscator(createdin5days)

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Improvedtechnique&

greaterfidelitytosources

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Source:Kellner

&Tomida2000

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#Tupandactylusimperator

(5days)

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Recreatedfrom

holotypedrawings

(inventedinnerskulldetails)

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(teeths3llmissing)

#4Dsungaripterusweii(days)

(inventedinnerskulldetails)

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#5Tupuxuara

leonardii

Extensiveresearch:

themostaccurate

modelsofar

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Making ofTupuxuara leonardii

the imaginary pterosaur

imaginosaurus.wordpress.com

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Mainsource:IMNH1502(Iwaki,JP)

Everythingexceptpelvis,carpals,tarsals,fingers,toes,dorsalvertebrae,pre-pubis

Othersources:ar3clesandunpublishedmaterial

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Skull

Sources:MostlyparatypeIMNH1502

(IwakiCoalandFossilMuseum,Japan)&ar3clesonTupuxuara

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Source:IMNH1502(Iwaki,JP)

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Material:5mmXPSfoamboard

1.0x1.2m

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Transferto

foamboard

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Cutout

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Moldandshape

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Pastetogether&letdry

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Palate

Sources:

1)IMNH1502

2)Pinheiro&Schultz2012

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Sources

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Transferto

foam board

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Cutout

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Fold,mold,aach

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Adddetail

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Skulldetails

Sources:IMNH1502and

otherTupuxuarafossils

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Finishedskull

IMNH1502

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Palate

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Pterosaur#5

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Fixingthemandible

IMNH1502(Ihadntreceivedthefile

withviewsofthemandible,soI

madeoneusingonlythesideview)

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Thismandiblewaswrong!

(basedonlyonsideview)

Planforcorrectmandible

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Addingfoam

onbothsides

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Coffee

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Anewmandible

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Tupuxuarasmandible

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Materialused

1. One100x120x0.5cmsheetofXPSfoamboard2. Somepiecesof0.cmXPSfoamboard. Lessthan100gofPVA(polyvinylacetate)glue4. Lessthan100mlofmodelingpaste(acrylicresin)5. Epoxiresin(verylileforreinforcingthebeak3p

andjawar3cula3on)

6. Coffeepowder(forstains)

Height(withoutmandible):34cm

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g ( )

Height(withmandible):36cm

Width:12.5cm

Length:103cm

Weight:250g

Timetoproduce:5days

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Cervicals

IMNH1502

(sixviewsofeachvertebra)

S

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Sources

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Assemble

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Assemble

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Compare

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Atlas/axis

&5thcervical

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Hollowcervicals

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Tupuxuarawithaneck

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0mmXPSfoamblocks

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Tes3ngconnec3ons

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Sternum

IMNH1502(twoviews)

O l t

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Transfertofoamboard

Onlytwo

viewsas

sources!

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Notarium(thoracicvertebrae)

IMNH1502(fourviews)

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Notarium:fusedthoracicvertebrae

Separated thoracic vertebrae

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Separatedthoracicvertebrae

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Adddetail

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Testconnec3ons

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Comparetosource

Thoracic vertebrae

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Thoracicvertebrae

Notarium

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Notarium

C i l i

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Cervicals+notarium

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Scapulocoracoid

IMNH1502(sixviews)

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Copyfrom

source&cutout

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Research(distalview)

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Complexboneends

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Finished

foamwork

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P t l

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Pectoral

girdle

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Wingphalanges

IMNH1502(fourviews)

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Wingphalanx#1

Wi h l b d

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Wingphalanges:boneends

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Wingmetacarpal

IMNH1502(fourviews)

Cut

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roll

carveburn

Wing metacarpal

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Wingmetacarpal

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Arms(humerus,ulna/radius)

IMNH1502(fourviewseach)

Humerus

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Humerus

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Ulna: cut out

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Ulna:cutout

Ulna: roll

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Ulna:roll

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Rolledulna&

humerus

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Boneends

Radius

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Radius

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Finishedhumeri

Finished radii & ulnae

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Finishedradii&ulnae

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Legs:femur,3bia/fibula

IMNH1502(fourviews)

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Cut&roll

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Carve,shape

Tibia/fibula (3biotarsus)

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Tibia/fibula(3biotarsus)

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Femora&3biotarsi

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Pelvis/sacrum

Unpublishedsource

(Thalassodromid,possible

Tupuxuara)

Sketch on foam board

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Sketchonfoamboard

Cut out

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Cutout

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Sacrum

Free dorsal & sacral vertebrae

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Freedorsal&sacralvertebrae

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Comparingwithsource

Aaching pelvis

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Aachingpelvis

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Makingthree

dorsalvertebrae

Shapingpubis&

i hi

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ischium

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Thewrist(carpals&pteroid)

Source:Kellner&Tomida2000

(Anhanguerapiscator)

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Thegoal

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Studyingthe

sources

Fourdistalcarpals(twopairs)

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Distal&proximalsyncarpals

Makinga

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pteroid

bone

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Ninewristbones

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Tail

Source:Kellner&Tomida2000

(Anhanguerapiscator)

Aplas3caxis

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11caudalvertebrae

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Fingers

Sources:

1)Unpublished(Thalassodromid)

2)Wellnhofer1978(Pteranodon)

)Ecketall2011(Tapejara)

Fingersandmetacarpals

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Feet

Sources:

1)Unpublished(Thalassodromid)

2)Wellnhofer1978(Pteranodon))Ecketall2011(Tapejara)

4)Kellner2004(Tapejaraankles)

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Distaltarsals

(from Tapejara: Kellner 2004)

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(fromTapejara:Kellner2004)

Proximalview

Posteriorview

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Metatarsi

Rightfoot

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The Imaginary Pterosaur #5

Tupuxuara leonardii

Tupuxuaraleonardii 140individualparts

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p

Lengthfrombeaktotoe:195cm Wingspan:450cm Skull:length:103cm,weight:250g Totalweightofthemodel:0.97kg Timetoproduce:33days

Acknowledgements

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Thiswasaself-fundedproject*.Imadeitandpaidforit.Butitwouldntbepossiblewithoutthehelpof

severalotherpeoplewhoalsocontributedwithit.

Specialthanksto

HebertBrunoCampos,foraccesstotheIwakisourcesandpaleontologicalassistance

MarkWi`on,FelipePinheiro,andtheWikipaleogroupforhelpwiththemissingpartsandaccesstopublica3ons

*Ifyouwishtocontributetofutureprojects,contactme.Youcan

contributefinanciallybyorderingamodel,buyingscalesculpturesor

prints,ordona3ngviaPayPal(alltheseop3onswillbeavailablesoon)

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www.imaginosaurus.wordpress.com

helder.darocha@gmail.com

+55 11 9 9291 0567