Back كارل إدوارد هلماير Arabic كارل ادوارد هلماير ARZ Carl Eduard Hellmayr Breton Carl Eduard Hellmayr German Carl Eduard Hellmayr English Carl Edward Hellmayr Esperanto Carl Eduard Hellmayr Spanish Carl Edward Hellmayr Finnish Carl Edward Hellmayr French Carl Edward Hellmayr Dutch
Carl Eduard Hellmayr (Vienna, 29 gennaio 1878 – Orselina, 24 febbraio 1944) è stato un ornitologo austriaco.