| Subject | English | German |
| ornit. | helmeted cockatoo | Rotkopf-Kakadu (Callocephalon fimbriatum) |
| ornit. | helmeted cockatoo | Helmkakadu (Callocephalon) |
| ornit. | helmeted cockatoo | Gangakakadu (Callocephalon fimbriatum) |
| ornit. | helmeted cockatoo | Ganga Kakadu (Callocephalon fimbriatum) |
| biol. | helmeted curassow | Helmhokko (Crax pauxi, Pauxi pauxi) |
| ornit. | helmeted curassow | Helmhokko (Crax pauxi, Pauxi pauxi) |
| gen. | Helmeted Curassow | Helmhokko |
| ornit. | helmeted friarbird | Eichhornlederkopf (Philemon eichhorni) |
| ornit. | helmeted friarbird | Helmlederkopf (Philemon buceroides) |
| nat.sc. | helmeted guinea fowl | numida meleagris |
| nat.sc. | helmeted guinea fowl | Helmperlhuhn (numida meleagris) |
| ornit. | helmeted guineafowl | Helmperlhuhn (Numida meleagris) |
| gen. | Helmeted Guineafowl | Helmperlhuhn |
| ornit. | helmeted honeyeater | Helmhonigfresser (Meliphaga cassidix) |
| nat.res. | helmeted honeyeater | Büschelohr-Honigfresser (Lichenostomus melanops cassidix) |
| life.sc., environ. | helmeted honeyeater, subcrested honeyeater | Büschelohr-Honigfresser (Lichenostomus melanops cassidix) |
| nat.res. | helmeted hornbill | Schildhornvogel (Rhinoplax vigil) |
| ornit. | helmeted hornbill | Schildschnabel (Rhinoplax vigil) |
| gen. | Helmeted Hornbill | Schildschnabel |
| reptil. | helmeted lizard | Helmleguan (Corytophanes Crinia) |
| reptil. | helmeted lizards | Helmleguane (Corytophanes) |
| ornit. | helmeted manakin | Rothelmpipra (Antilophia) |
| ornit. | helmeted manakin | Helmpipra (Antilophia) |
| ornit. | helmeted manakin | Tropfenstachelschwanz (Margarornis stellatus) |
| life.sc., environ. | helmeted or knysna turaco | Federhelmturaco (Tauraco corythaix) |
| gen. | Helmeted Pipra | Helmpipra |
| gen. | Helmeted Pygmy Tyrant | Helmtyrann |
| ornit. | helmeted pygmy-tyrant | Helmtyrann (Colopteryx) |
| reptil. | helmeted terrapin | Starrbrust-Pelomedusenschildkröte (Pelomedusa subrufa) |
| reptil. | helmeted terrapins | Starrbrust-Pelomedusenschildkröten (Pelomedusa) |
| nat.sc., agric. | helmeted turaco | Federhelmturako (Tauraco corythaix, Tauraco persa corythaix) |
| reptil. | helmeted turtle | Starrbrust-Pelomedusenschildkröte (Pelomedusa subrufa) |
| nat.res. | helmeted turtle | Starrbrust-Pelomeduse (Natador depressus, Pelomedusa subrufa) |
| reptil. | helmeted turtles | Starrbrust-Pelomedusenschildkröten (Pelomedusa) |
| ornit. | helmeted woodpecker | Helmspecht (Ceophloeus galeatus, Dryocopus galeatus) |
| ornit. | helmeted woodpecker | Wellenohrspecht (Ceophloeus galeatus, Dryocopus galeatus) |
| gen. | Helmeted Woodpecker | Wellenohrspecht |
| ornit. | northern helmeted curassow | Helmhokko (Crax pauxi, Pauxi pauxi) |
| ornit. | southern helmeted curassow | Bolivianischer Helmhokko (Crax unicornis, Pauxi unicornis) |
| ornit. | Timor helmeted friarbird | Helmlederkopf (Philemon buceroides) |
| gen. | Timor Helmeted Friarbird | Helmlederkopf |