Die Bearbeitung von 485 Individuen der Gattung Geostiba Thomson, 1858, von denen allein 482 während dreier Forschungsreisen nach West-Georgien im Juni, Juli/August und Oktober 2021 gesammelt wurden, ergab elf Arten. Zwei Arten der Untergattung Sibiota Casey, 1906 werden beschrieben und abgebildet: Geostiba (Sibiota) brevifistula spec. nov. (Georgien: Kvemo Svaneti) und G. (S.) egrisica spec. nov. (Georgien: Samegrelo-Zemo Svaneti). Beide Arten gehören in die G. bituberculata-Gruppe. Geostiba (Geostiba) sororcula Assing, 2001 wird erstmals aus Georgien nachgewiesen. Die Verbreitungsgebiete von fünf Arten werden anhand von Karten illustriert. Aus der Kaukasusregion sensu lato sind gegenwärtig insgesamt 50 Geostiba-Arten bekannt, von denen 30 ...
Figs 24-33: Geostiba frischi: (24) male habitus; (25) male forebody in dorsal view; (26) male forebo...
Assing, V. (2009): A revision of Geostiba of the Western Palaearctic region. XIX. New species from T...
Figs 36-42: Geostiba deliqua nov.sp.: (36) male habitus; (37) male forebody; (38-41) median lobe of ...
Five species of Geostiba Thomson, 1858 from the Kakheti region, Northeast Georgia, are described and...
Map 1: Distributions of the species of the subgenus Tropogastrosipalia in the Caucasus region, based...
Assing, Volker (2016): A revision of Geostiba of the West Palaearctic region. XXIII. On the Sibiota ...
Assing, V. (2011): A revision of Geostiba of the West Palaearctic region. XXI. Eight new species fro...
Figs 1-6: Geostiba reducta nov.sp. (1-5) and G. defecta (6): (1) male forebody in dorsal view; (2) m...
Assing, Volker (2016): A revision of Geostiba of the West Palaearctic region. XXII. Two new species ...
Assing, Volker (2017): A revision of Geostiba of the West Palaearctic region. XXV. New species from ...
Figs 43-44: Type localities of Geostiba nigrohortensia nov.sp. (above) and G. deliqua nov.sp. (below...
Figs 7-14: Geostiba defecta nov.sp. (7-11) and G. articarinata (12-13): (7-9, 12) median lobe of aed...
Geostiba (Sibiota) krzysztofi (ROUBAL 1913) M a t e r i a l e x a m i n e d: Russia: 4 exs., Karat...
Assing, Volker (2018): A revision of Geostiba of the West Palaearctic region. XXVI. New species and ...
Figs 22-35: Geostiba nigrohortensia nov.sp.: (22) male habitus; (23) male forebody in dorsal view; (...
Figs 24-33: Geostiba frischi: (24) male habitus; (25) male forebody in dorsal view; (26) male forebo...
Assing, V. (2009): A revision of Geostiba of the Western Palaearctic region. XIX. New species from T...
Figs 36-42: Geostiba deliqua nov.sp.: (36) male habitus; (37) male forebody; (38-41) median lobe of ...
Five species of Geostiba Thomson, 1858 from the Kakheti region, Northeast Georgia, are described and...
Map 1: Distributions of the species of the subgenus Tropogastrosipalia in the Caucasus region, based...
Assing, Volker (2016): A revision of Geostiba of the West Palaearctic region. XXIII. On the Sibiota ...
Assing, V. (2011): A revision of Geostiba of the West Palaearctic region. XXI. Eight new species fro...
Figs 1-6: Geostiba reducta nov.sp. (1-5) and G. defecta (6): (1) male forebody in dorsal view; (2) m...
Assing, Volker (2016): A revision of Geostiba of the West Palaearctic region. XXII. Two new species ...
Assing, Volker (2017): A revision of Geostiba of the West Palaearctic region. XXV. New species from ...
Figs 43-44: Type localities of Geostiba nigrohortensia nov.sp. (above) and G. deliqua nov.sp. (below...
Figs 7-14: Geostiba defecta nov.sp. (7-11) and G. articarinata (12-13): (7-9, 12) median lobe of aed...
Geostiba (Sibiota) krzysztofi (ROUBAL 1913) M a t e r i a l e x a m i n e d: Russia: 4 exs., Karat...
Assing, Volker (2018): A revision of Geostiba of the West Palaearctic region. XXVI. New species and ...
Figs 22-35: Geostiba nigrohortensia nov.sp.: (22) male habitus; (23) male forebody in dorsal view; (...
Figs 24-33: Geostiba frischi: (24) male habitus; (25) male forebody in dorsal view; (26) male forebo...
Assing, V. (2009): A revision of Geostiba of the Western Palaearctic region. XIX. New species from T...
Figs 36-42: Geostiba deliqua nov.sp.: (36) male habitus; (37) male forebody; (38-41) median lobe of ...