''Uluella'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

jumping spiders Jumping spiders are a group of spiders that constitute the family Salticidae. As of 2019, this family contained over 600 described genera and over 6,000 described species, making it the largest family of spiders at 13% of all species. Jumping spi ...

containing the single species, ''Uluella formosa''. It was first described by

Arthur M. Chickering Arthur Merton Chickering (March 23, 1887 - May 24, 1974) was a U.S. arachnologist. Biography He was born on March 23, 1887, in North Danville, Vermont. He studied in Yale University under Alexander Petrunkevitch until 1913. In 1916 he earned a Mas ...

in 1946, and is found in

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Cos ...

and

Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ''Eku ...

. The spider is an iridescent

ant mimic Ant mimicry or myrmecomorphy is mimicry of ants by other organisms. Ants are abundant all over the world, and potential predators that rely on vision to identify their prey, such as birds and wasps, normally avoid them, because they are either un ...

about 4 mm in length. It lives in association with bambusoid grasses of the

tropical rainforest Tropical rainforests are rainforests that occur in areas of tropical rainforest climate in which there is no dry season – all months have an average precipitation of at least 60 mm – and may also be referred to as ''lowland equatori ...

s from which it constructs retreats made from rolled leaves.

References

External links

''Uluella formosa''
at Worldwide database of jumping spiders Endemic fauna of Panama Monotypic Salticidae genera Salticidae Spiders of Central America {{Jumping-spider-stub