PTEROSAURIA

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aero airs airt aits aper apes apos apse area ares aria arse arts asea atap ates atop aura auto ears east eats epos eras eros errs erst etas etui euro iota ires oars oast oats opes opts opus ores orra orts osar ours oust outs pair para pare parr pars part pase past pate pats pear peas peat peri pert peso pest pets pias pier pies piso pita pits poet pois pore port pose post pots pour pout prao prat prau proa pros ptui pure puri purr purs puts raia rais rape raps rapt rare rase rasp rate rato rats reap rear reis repo reps rest rets rias riot ripe rips rise rite roar roes rope rose rota rote roti rots roue roup rout ruer rues ruse rust ruts sari sate sati sear seat sept sera seta sipe sire site soap soar sora sore sori sort soup sour spae spar spat spit spot spue spur star step stir stoa stop suer suet suit supe sura sure taos tapa tape taps tare taro tarp tars taus tear teas tepa tier ties tips tire tiro toea toes tope topi tops tora tore tori torr tors tour trap tres trio trip trop true tsar tuis tups upas urea urps ursa user utas utes