The best way to become familiar with the hobbit-lands is with The Atlas of Middle-earth by Karen Wynn Fonstad, a professional cartographer who turned her skills to charting the maps of fictional worlds based on close reading of the texts.

• 02.028 At first they had passed through hobbit-lands,

Although “Hobbit” is listed in OED – and an invention of Tolkien’s – no hyphenated forms are.

“hobbit, n.” OED Online, Oxford University Press, June 2017, http://www.oed.com/view/Entry/87449. Accessed 14 September 2017.