Zapornia is a genus of birds in the rail family Rallidae.
The genus name is an anagram of the genus Porzana.

1/ Brown crake (Cuốc chân đỏ, Zapornia akool), or brown bush-hen

2/ Baillon's crake (Zapornia pusilla), also known as the marsh crake
This bird is named after French naturalist Louis Antoine Francois Baillon. 
The names marsh crake and tiny crake have previously been used to refer to this species. pusillus is Latin for "very small".

3/ Band-bellied crake (Cuốc nâu, Zapornia paykullii)

4/ Ruddy-breasted crake (Cuốc ngực nâu, Zapornia fusca), or ruddy crake

5/ Black-tailed crake (Cuốc ngực xám, Zapornia bicolor)

Gruiformes, Gruidae: from the Latin word grus meaning "crane".
Rallidae: from rallus new Latin for rail, an aquatic bird.