''Pachistopelma'' is a
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 ...
of
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 ...
ian
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 m ...
that was first described by
Reginald Innes Pocock
Reginald Innes Pocock F.R.S. (4 March 1863 – 9 August 1947) was a British zoologist.
Pocock was born in Clifton, Bristol, the fourth son of Rev. Nicholas Pocock and Edith Prichard. He began showing interest in natural history at St. Edward ...
in 1901.
it contains two species, 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 ...
: ''
P. bromelicola'' and ''
P. rufonigrum''.
They have a straight front eye row and males have a spinose spur on the first
tibia
The tibia (; ), also known as the shinbone or shankbone, is the larger, stronger, and anterior (frontal) of the two bones in the leg below the knee in vertebrates (the other being the fibula, behind and to the outside of the tibia); it connects ...
. Females have two
spermatheca
The spermatheca (pronounced plural: spermathecae ), also called receptaculum seminis (plural: receptacula seminis), is an organ of the female reproductive tract in insects, e.g. ants, bees, some molluscs, oligochaeta worms and certain other ...
e lacking lobes or constrictions that have a slight curvature in the middle.
See also
*
List of Theraphosidae species
This page lists all described genera and species of the spider family Theraphosidae. , the World Spider Catalog accepts 1041 species in 156 genera:
A ''Acanthopelma''
'' Acanthopelma'' F. O. Pickard-Cambridge, 1897
* '' Acanthopelma beccarii'' ...
References
Theraphosidae genera
Spiders of Brazil
Taxa named by R. I. Pocock
Theraphosidae
{{Theraphosidae-stub