Pentanychidae
| Pentanychidae | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Arachnida |
| Order: | Opiliones |
| Suborder: | Laniatores |
| Superfamily: | Travunioidea |
| Family: | Pentanychidae Briggs, 1971 |
| Species | |
|
see text | |
| Diversity | |
| 2 genera, 6 species | |
The Pentanychidae are a small family of harvestman with about six described species, within the suborder Laniatores.
Description
Pentanychidae range in length from about two to three millimeters. They are yellow to orange, with various degrees of black pigmentation.[1]
Distribution
These harvestmen are found in the Pacific northwest of the United States, from middle Washington to southwestern Oregon.[1]
Relationships
The relationships of this family to others, or even if it deserves family status, are not yet clear.[1]
Name
The name of the type genus Pentanychus is derived from Ancient Greek. It refers to five branches of claws on the two latter pairs of legs.[1]
Species
- Isolachus Briggs, 1971
- Isolachus spinosus Briggs, 1971 — Oregon
- Pentanychus Briggs, 1971
- Pentanychus hamatus Briggs, 1971 — Oregon
- Pentanychus bilobatus Briggs, 1971 — Oregon
- Pentanychus clavatus Briggs, 1971 — Oregon
- Pentanychus flavescens Briggs, 1971 — Oregon
- Pentanychus pacificus Briggs, 1971 — Washington
Footnotes
References
- Joel Hallan's Biology Catalog: Pentanychidae
- Pinto-da-Rocha, R., Machado, G. & Giribet, G. (eds.) (2007): Harvestmen - The Biology of Opiliones. Harvard University Press ISBN 0-674-02343-9
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