The Marshall Islands consist of 29 atolls and 5 coral islands
without lagoons arranged in two chains, the Ralik and the Radak
chains, which extend in a northwesterly to southeasterly direction.
No volcanic rocks are exposed in these islands. The principal
islands shown in figure 5 are as follows:
_Ailuk_ (also called Ailu, Fisher, Krusenstern, Tindall, Watts).
_Arhno_ (also called Arno, Aruno, Auru).
_Bikar_
_Bikini_
_Ebon_ (also called Boston Atoll).
_Elmore_ (also called Ailinglap, Ailinglapalap, Iringlob).
_Eniwetok_
_Jaluit_ (also called Bonham, Taluit).
_Kwajalein_
_Likieb_ (also called Likiep).
_Majuro_ (also called Arrowsmith, Mezyuro).
_Mejit_
_Maloelab_
_Mille_ (also called Mulgrave).
_Namorik_
_Namu_ (also called Musquillo, Namo).
_Rongelap_
_Wotje_ (also called Romanzov, Wotze, Wozzie).
[Illustration: FIG. 5. The Marshall Islands.]