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The Acrocephalidae (the reed warblers, marsh- and tree-warblers, or acrocephalid warblers) are a family of oscine passerine birds, in the superfamily Sylvioidea.

The family is from the name of the genus Acrocephalus from Ancient Greek akros, "highest", and kephale, "head". 
It is possible that the Naumanns thought akros meant "sharp-pointed".
bistrigiceps: Latin bi- double; striga furrow; -ceps -capped (caput head).

The Acrocephalus warblers are small, insectivorous passerine birds belonging to the genus Acrocephalus, of the marsh and tree warbler family Acrocephalidae. They are sometimes called marsh warblers or reed warblers.

Ordre    Passeriformes
Famille    Acrocephalidae, Acrocéphalidés
Genre Acrocephalus

Le genre Acrocephalus comprend 43 espèces d'oiseaux de la famille des Acrocephalidae, ou Acrocéphalidés.

Acrocéphalidés, Acrocephalidae: vient du nom du genre Acrocephalus proveniant du grec ancien akros, "plus haut/haute", and kephale, "tête". 
bistrigiceps mot latin bi- double; striga sillon (signifiant bande, strié, raie); -ceps -capped (caput tête).

Arundinax is a warbler bird genus in the family Acrocephalidae.
The genus Arundinax is from Latin arundo, arundinis meaning "reed" and Ancient Greek anax which means "master". 

1/ Thick-billed Warbler (Chích mỏ rộng, Arundinax aedon)
The specific aedon is from Ancient Greek aedon and means nightingale. 
In Greek mythology, Aëdon was changed into a nightingale after killing her own son while attempting to murder one of the sons of her sister Niobe.