Pronunciation: [hˈapɐlˌɪdiː] (IPA) 
Hapalidae refers to a family of primates commonly known as tarsiers. The word is spelled as "həˈpælɪdiː" in IPA phonetic transcription. The first syllable 'ha' is pronounced with a short vowel sound represented by 'hə'. The 'p' is pronounced with voiceless bilabial plosive sound 'p'. The next part has two syllables and both carry short vowel sounds 'æ' and 'ɪ'. The last syllable 'di' is pronounced with a long vowel sound 'iː'.
Hapalidae is a noun that refers to a taxonomic family of New World monkeys commonly known as marmosets. They belong to the order Primates and the suborder Haplorhini. Hapalidae is derived from the Greek words "hapalos" meaning "simple" and "oides" meaning "resembling."
Marmosets are small primates with a body length ranging from 13 to 40 cm and a tail length nearly equal to or longer than the body. They have a slender body build, long limbs, and a non-prehensile tail. Hapalidae comprises approximately 24 species of marmosets, which are native to South America, particularly the tropical rainforests of Brazil.
These primates have distinct features such as claw-like nails instead of flattened nails found in other primates. They also possess specialized teeth adapted for gum-feeding and have a unique reproductive system where twin births are common. Furthermore, marmosets exhibit intense social behavior and typically live in small family groups or troops, consisting of a breeding pair and their offspring.
Hapalidae is an ecologically significant family as marmosets play a crucial role in pollination and seed dispersal. They primarily consume plant exudates, fruits, insects, and small vertebrates. Moreover, Hapalidae has a vocal communication system characterized by various calls and vocalizations used for social bonding, territorial defense, and mating purposes.
In conclusion, Hapalidae includes the diverse and fascinating family of marmosets, which are small New World monkeys known for their unique characteristics, complex social behavior, and ecological importance.
The word "Hapalidae" is derived from the Greek words "hapalos" meaning "soft" or "gentle" and "idae" denoting a family. The term refers to a family of New World monkeys native to Central and South America. The name "Hapalidae" was first introduced by the American naturalist Theodore Sherman Palmer in 1899.
