Caucaseuma Strasser 1970
Creators: name: Antić, Dragan
name: Makarov, Slobodan
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Diplopoda
Chordeumatida
Anthroleucosomatidae
Caucaseuma

description: Key to the species of the genus Caucaseuma Strasser, 1970
(based on the anterior gonopods of males)
1. Anterior part of angiocoxites with a pair of distal notches ............................................................... 2
– Anterior part of angiocoxites without a pair of distal notches .......................................................... 5
2. Anterior parts of angiocoxites with a pair of anterior triangular processes (Fig. 7H) ........................ .................................................................................................................... C. strasseri Antić sp. nov.
– Without such processes ..................................................................................................................... 3
3. Medial projection of anterior part of angiocoxites fused distally (Fig. 7C) ....................................... ..................................................................................................... C. minellii Antić & Makarov, 2016
– Medial projection of anterior part of angiocoxites not fused distally ............................................... 4
4. Lateral projections of angiocoxites distally rounded; smaller species, 11 mm (Fig. 7E) ................... .................................................................................................... C. kelasuri Antić & Makarov, 2016
– Lateral projections of angiocoxites distally in the form of elongated processes strongly curved posteriad; larger species, 16–17 mm (Fig. 7F) .................................... C. lohmanderi Strasser, 1970
5. Anterior part of angiocoxites with two distinctive, bifurcated, posterior projections/processes (see Antić & Makarov 2016: 31, fig. 20b, c, bp1 and bp2; Fig. 7A) ......................................................... .............................................................................................. C. elephantum Antić & Makarov, 2016
– Without such posterior projections/processes ................................................................................... 6
6. Anterior parts of angiocoxites with a deep V-shaped incision distally (Fig. 7B) ................................ ........................................................................................ C. fanagoriyskaya Antić & Makarov, 2016
– Anterior parts of angiocoxites without a deep V-shaped incision distally ........................................ 7
7. Margins of the anterior parts of angiocoxites circular (Fig. 7D) ........................................................ ........................................................................................... C. glabroscutum Antić & Makarov, 2016
– Margins of the anterior parts of angiocoxites subquadrangular (Fig. 7G) .......................................... ................................................................................................... C. variabile Antić & Makarov, 2016
To easily distinguish all eight species of the genus Caucaseuma, see also Figure 7.
description: Published as part of Antić, Dragan & Makarov, Slobodan, 2022, Review of the genus Caucaseuma Strasser, 1970, with the description of a new cavernicolous species from the Western Caucasus and an updated key and distribution (Diplopoda, Chordeumatida, Anthroleucosomatidae), pp. 90-107 in European Journal of Taxonomy 819 (1) on page 102, DOI: 10.5852/ejt.2022.819.1783, http://zenodo.org/record/6564615