riimaa means "Lemur" in English.
It's a katakanization, a loan-word.
Sometimes riimaa doesn't mean the animal, see homonyms.

riimaa in katakana is リーマー.
riimaa is not usually written with hiragana.
riimaa does not have kanji.
Romaji rii maa

Orthography Notes

  • リー and マー contain a long dash called the prolonged sound mark which makes the vowel of the syllable longer. Because of this, this word may also be romanized as rīmā.

Homonyms & Similar Words

  • riima リーマ is the Japanese word for a "reamer."
Wikipedia: キツネザル


remuuru レムール, kitsunezaru キツネザル.