Petrobius brevistylis Carpenter, 1913
(a three-pronged bristle tail)

Taxonomic hierarchy:
SpeciesPetrobius brevistylis (a three-pronged bristle tail)
GenusPetrobius (a genus of bristletails)
FamilyMACHILIDAE (bristle-tails)
OrderARCHAEOGNATHA (bristletails)
SubclassAPTERYGOTA (bristletails, silverfish and firebrats (primitively wingless insects))
ClassINSECTA (true insects)
SubphylumHEXAPODA (insects and other 6-legged organisms)
PhylumARTHROPODA (arthropods)
SuperphylumECDYSOZOA (skin shedders)
CladeBilateria (bilaterally symmetrical animals)
SubkingdomEUMETAZOA (metazoans)
KingdomANIMALIA (animals)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Petrobius brevistylis (a three-pronged bristle tail) :
1: Petrobius brevistylis (a three-pronged bristle tail)
13 Sep 2003 OSGR: SW87 50° 30’ N, 4° 60’ W Vice County: West Cornwall (VC 1) England
in outdoor store on side of house
Image 1: Female - dorsal view - in situImage 2: Female - latero-ventral view - close-upImage 3: Male - dorsal viewImage 4: Male - dorsal view (2)Image 5: Male - dorsal view - close-upImage 6: Male - dorsal view - close-up (2)Image 7: Male - dorsal view - close-up (3)Image 8: Male - lateral viewImage 9: Male - lateral view - close-upImage 10: Male - dorsal view - close-up - magnifiedImage 11: Male - ventral view - close-up - magnifiedImage 12: Terminalia - ventral - close-up - magnifiedImage 13: Terminalia - ventral - close-up - magnified (2)Image 14: Ventral - close-up - magnified
2: Petrobius brevistylis (a three-pronged bristle tail)
6 Sep 2003 OSGR: SW97 50° 30’ N, 4° 50’ W Vice County: West Cornwall (VC 1) England
Female, on damp rocks beside creek, at foot of wall
Image 1: Female - dorsal viewImage 2: Female - dorsal view (2)Image 3: Female - dorsal view (3)Image 4: Female - dorsal view (4)Image 5: Female - dorsal view (5)Image 6: Female - dorsal view (6)Image 7: Female - dorsal view (7)Image 8: Female - dorsal view - close-upImage 9: Female - dorsal view - close-up (2)

Petrobius brevistylis (a three-pronged bristle tail) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Petrobius brevistylis (a three-pronged bristle tail)
BioInfoBioInfo (www.bioinfo.org.uk) has 0 host/parasite/foodplant and/or other relationships for Petrobius brevistylis (a three-pronged bristle tail)

P. maritimus is said to be the commoner on sheet rock, P. brevistylis where the cracks are close together.

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