''Kochiana'' 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 "unispe ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

of Brazilian

tarantulas Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. , 1,040 species have been identified, with 156 genera. The term "tarantula" is usually used to describe members of the family Theraphosidae, although ...

containing the single species, ''Kochiana brunnipes'' or the dwarf pink leg. It was first described by C. L. Koch in 1841 under the name "Mygale brunnipes", and was transferred to its own genus in 2008. , it has only been found in

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

Description

They have black cephalothoraxes and abdomens with golden urticating hairs. The coxae, trochanters and

femurs The femur (; ), or thigh bone, is the proximal bone of the hindlimb in tetrapod vertebrates. The head of the femur articulates with the acetabulum in the pelvic bone forming the hip joint, while the distal part of the femur articulates with t ...

are also black, but the patellae, tibiae, metatarsi, and tarsi are reddish light brown. ''K. brunnipes'' males differ from others in the Theraphosinae subfamily by having a long and downwards pointing

embolus An embolus (; plural emboli; from the Greek ἔμβολος "wedge", "plug") is an unattached mass that travels through the bloodstream and is capable of creating blockages. When an embolus occludes a blood vessel, it is called an embolism or emb ...

with prolateral accessory keels, and by the ability of the first

metatarsus The metatarsal bones, or metatarsus, are a group of five long bones in the foot, located between the tarsal bones of the hind- and mid-foot and the phalanges of the toes. Lacking individual names, the metatarsal bones are numbered from the me ...

to fold between the two branches of the tibial spur.

References

Monotypic Theraphosidae genera Spiders of Brazil Theraphosidae {{Theraphosidae-stub

Description

See also

References