Pachytrachis frater (Brunner von Wattenwyl, 1882)


Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Male (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Female (Croatia, Biokovo National Park, 650m asl, mid-October 2015) [N] Pachytrachis frater: Habitat in a black pine woodland in Biokovo National Park (Croatia, October 2015) [N] Pachytrachis frater: Habitat in a black pine woodland in Biokovo National Park (Croatia, October 2015) [N]

Habitat:
According to own observations in a Pinus nigra woodland (Biokovo, Croatia, 650m asl), Pachytrachis frater inhabits sunny or semi-shady woodland margins that are partly open (open soil, stones, litter) and partly show higher growing vegetation (young trees, herbs, Rubus). Probably also similar types of habitat are inhabited, too.

Life cycle:
Adults appear between late June and October. They rest on the ground or in denser vegetation, often along the borderline between open areas and denser and higher growing ones.

Remarks:
Pachytrachis frater occurs along the eastern Adriatic coast and its back country, mostly between Istria and Albania.

Hints on determination:
Pachytrachis frater is similar to Pachytrachis striolatus. Females of Pachytrachis frater show a much shorter ovipositor. Male cerci are much more curved.



Pachytrachis gracilis | Pachytrachis striolatus