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... OPTEROU ... (18 elements)

en (17) : ACANTHOPTEROUS · COLEOPTEROUS · DACTYLOPTEROUS · DICTYOPTEROUS · HOMOPTEROUS · LEPIDOPTEROUS · MECOPTEROUS · ORTHOPTEROUS · PSOCOPTEROUS · TRICHOPTEROUS

sr (1) : DICTYOPTEROUS

... OPTERO ... (218 elements)

COOPTERO · COOPTERONS · COOPTERONT · ODONATOPTEROIDE · ODONATOPTEROIDES · OPTERO · ORNITOPTERO · ORTOPTERO · ORTOPTEROS · OTOPTEROPUS

... PTEROU ... (27 elements)

APHANIPTEROUS · BRACHYPTEROUS · COLEOPTEROUS · DICTYOPTEROUS · DIPTEROUS · HEMIPTEROUS · HOMOPTEROUS · LEPIDOPTEROUS · PERIPTEROUS · STREPSIPTEROUS

... COPTEROU ... (2 elements)

MECOPTEROUS · PSOCOPTEROUS

... DOPTEROU ... (1 element)

LEPIDOPTEROUS

... EOPTEROU ... (1 element)

COLEOPTEROUS

... HOPTEROU ... (3 elements)

ACANTHOPTEROUS · ORTHOPTEROUS · TRICHOPTEROUS

... LOPTEROU ... (1 element)

DACTYLOPTEROUS

... MOPTEROU ... (1 element)

HOMOPTEROUS

... NOPTEROU ... (2 elements)

HYMENOPTEROUS · THYSANOPTEROUS

... OPTEROUS ... (18 elements)

ACANTHOPTEROUS · COLEOPTEROUS · DICTYOPTEROUS · HOMOPTEROUS · HYMENOPTEROUS

... ROPTEROU ... (5 elements)

CHEIROPTEROUS · HETEROPTEROUS · MACROPTEROUS · NEUROPTEROUS · PSEUDONEUROPTEROUS

... YOPTEROU ... (2 elements)

DICTYOPTEROUS