| Rilaena triangularis | |
|---|---|
 | |
Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Chelicerata |
| Class: | Arachnida |
| Order: | Opiliones |
| Family: | Phalangiidae |
| Genus: | Rilaena |
| Species: | R. triangularis |
| Binomial name | |
| Rilaena triangularis (Herbst, 1799) | |
| Synonyms | |
Opilio triangularis | |
Rilaena triangularis is a species of theharvestman familyPhalangiidae.[1] It is sometimes considered to be in the genusParaplatybunus, in the subfamilyPlatybuninae.
Rilaena triangularis is a harvestman that lives across Europe. This species was first described byJohann Friedrich Wilhelm Herbst in 1799, initially asPhalangium triangularis. It was later renamed through recombination.[2]
When disturbed,Rilaena triangularis emits a strong-smelling secretion as achemical defense.[1] This fluid contains1,4-benzoquinone,1,4-naphthoquinone andcaprylic acid.
Occurrences ofRilaena triangularis have been recorded and aggregated inGBIF acrossEurope, with the exception of Spain and Portugal. It has also been observed in north-west and north-east corners of the United States.[3][1]
The species thrives inforests,floodplain forests andfens.[1][4][5]
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