''Bastioides'' 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 "unisp ...

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

harvestmen The Opiliones (formerly Phalangida) are an Order (biology), order of arachnids, Common name, colloquially known as harvestmen, harvesters, harvest spiders, or daddy longlegs (see below). , over 6,650 species of harvestmen have been discovered w ...

from South America, belonging to the

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end botanical subfamily names with "-oideae", and zo ...

Gagrellinae of the family

Sclerosomatidae The Sclerosomatidae are a family (taxonomy), family of Opiliones, harvestmen with about 1,300 known species. One former subfamily has been recently removed to form a new family, Globipedidae.Kury, A.B. & J.C. Cokendolpher (2020) Chapter 9. A new ...

. It contains the single species ''Bastioides coxopunctata'', although its status as a unique species is currently in doubt and is considered ''

nomen dubium In binomial nomenclature, a ''nomen dubium'' (Latin for "doubtful name", plural ''nomina dubia'') is a scientific name that is of unknown or doubtful application. Zoology In case of a ''nomen dubium,'' it may be impossible to determine whether a ...

.'' The original specimen (

holotype A holotype (Latin: ''holotypus'') is a single physical example (or illustration) of an organism used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of s ...

) was discovered in 1931 in

Ilhéus Ilhéus () is a major city located in the southern coastal region of Bahia, Brazil, 211 km south of Salvador, Brazil, Salvador, the state's capital. The city was founded in 1534 as Vila de São Jorge dos Ilhéus and is known as one of the mos ...

, in the state of

Bahia Bahia () is one of the 26 Federative units of Brazil, states of Brazil, located in the Northeast Region, Brazil, Northeast Region of the country. It is the fourth-largest Brazilian state by population (after São Paulo (state), São Paulo, Mina ...

, Brazil. It was a juvenile, and was placed in its own genus based on the unique arrangement of femoral nodules (bumps on the legs). However, it is has now been determined that the number of femoral nodules can be highly variable within a species, and thus not useful as a diagnostic characteristic. In 2003, Tourinho speculated that the species could be a member three other possible genera - '' Holcobunus'', ''

Jussara Jussara is a municipality in Goiás state, Brazil. Jussara is a major producer of cattle for the beef market. Location and history Jussara is located in the region of the Vale do Araguaia, 222 kilometers from the state capital of Goiânia. Hi ...

'', or '' Pectenobunus'' - but since the species is based on a single juvenile species, it could not be properly verified, and thus the genus ''Bastioides'' and the

type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...

''B. coxopunctata'' are considered ''

References

Harvestmen Sclerosomatidae {{Opiliones-stub