Sechelleptus Mauries 1980
Creators: name: Vandenspiegel, Didier
name: Henrard, Arnaud
name: Mathys, Aurore
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Diplopoda
Spirostreptida
Spirostreptidae
Sechelleptus

description: Genus Sechelleptus Mauriès, 1980
Sechelleptus Mauriès, 1980: 147.
Rubanostreptus Krabbe, 1982: 183, synonymized by Golovatch & Korsós (1992).
Sechelleptus – Golovatch & Korsós 1992: 24.
Type species
Iulus seychellarum Desjardins, 1835
Diagnosis (adapted from Mauriès 1980 and Golovatch & Korsós 1992)
A genus of moderate to large spirostreptid millipedes (up to 120 mm long) characterized by the rather simple gonocoxite and the long, slender, ribbon-shaped gonotelopodite with a spine arising well distad of the knee and a small free solenomerite arising just near the apex.
Distribution
Tanzania, Zanzibar, Comoros archipelago, Seychelles, Madagascar, Mauritius.
Species included (adapted from Millibase: Sierwald & Spelda 2021)
Sechelleptus aberrans (Brölemann, 1923); http://www.millibase.org/aphia.php?p=taxdetails&id=1044974 S. anulatus (Attems, 1914); http://www.millibase.org/aphia.php?p=taxdetails&id=999985
S. argus (Attems, 1896); http://www.millibase.org/aphia.php?p=taxdetails&id=998239
S. betaminena (De Saussure & Zehntner, 1902); http://www.millibase.org/aphia.php?p=taxdetails&id=1044975 S. confusus (Attems, 1950); http://www.millibase.org/aphia.php?p=taxdetails&id=1044977
S. coriaceus (De Saussure & Zehntner, 1901); http://www.millibase.org/aphia.php?p=taxdetails&id=998243 S. dauphini (De Saussure & Zehntner, 1902); http://www.millibase.org/aphia.php?p=taxdetails&id=998244 S. fulgens (De Saussure & Zehntner, 1901); http://www.millibase.org/aphia.php?p=taxdetails&id=998237 S. gonospinosus (Atems, 1910); http://www.millibase.org/aphia.php?p=taxdetails&id=1044978
S. kalobaptus (Attems, 1914); http://www.millibase.org/aphia.php?p=taxdetails&id=1044979
S. krabbae Jeekel, 1999; http://www.millibase.org/aphia.php?p=taxdetails&id=940073
S. lambertoni (Brölemann, 1923); http://www.millibase.org/aphia.php?p=taxdetails&id=1155959
S. lobifer (Attems, 1951); http://www.millibase.org/aphia.php?p=taxdetails&id=1044980
S. macilentus (De Saussure & Zehntner, 1897); http://www.millibase.org/aphia.php?p=taxdetails&id=998247 S. metazonalis (De Saussure & Zehntner, 1901); http://www.millibase.org/aphia.php?p=taxdetails&id=998238 S. moramangae (De Saussure & Zehntner, 1897); http://www.millibase.org/aphia.php?p=taxdetails&id=998249 S. multiporus (Attems, 1951); http://www.millibase.org/aphia.php?p=taxdetails&id=1246528
S. nigritus (De Saussure & Zehntner, 1897); http://www.millibase.org/aphia.php?p=taxdetails&id=998250 S. obscuratus (Attems, 1914); http://www.millibase.org/aphia.php?p=taxdetails&id=1248577
S. obscurus (Attems, 1951); http://www.millibase.org/aphia.php?p=taxdetails&id=1248590
S. piesthopygus (Attems, 1914); http://www.millibase.org/aphia.php?p=taxdetails&id=999987
S. praepolitus (Attems, 1910); http://www.millibase.org/aphia.php?p=taxdetails&id=1248594
S. procerus (Attems, 1951); http://www.millibase.org/aphia.php?p=taxdetails&id=1249715
S. punctatulus (Attems, 1910); http://www.millibase.org/aphia.php?p=taxdetails&id=1249718
S. pyrhozonus (Gerstäcker, 1873); http://www.millibase.org/aphia.php?p=taxdetails&id=998242
S. scabricollis (De Saussure & Zehntner, 1897); http://www.millibase.org/aphia.php?p=taxdetails&id=998252 S. seychellarum (Desjardins, 1835); http://www.millibase.org/aphia.php?p=taxdetails&id=947475
S. speculorbis (Attems, 1910); http://www.millibase.org/aphia.php?p=taxdetails&id=1249894
S. sulcicollis (De Saussure & Zehntner, 1897); http://www.millibase.org/aphia.php?p=taxdetails&id=999880 S. unilineatus Golovatch & Korsós, 1992; http://www.millibase.org/aphia.php?p=taxdetails&id=940074 S. variabilis VandenSpiegel & Golovatch, 2007; http://www.millibase.org/aphia.php?p=taxdetails&id=1024527 S. arborivagus sp. nov.
Key to species of Sechelleptus
Waiting a complete revision work of the genus, only the following additional lines to the key of Jeekel (1999) is given here:
22. Metaplica (posterior blade) with a small latero-distal uncus. Number of body rings 49–52, width 7.0–8.0 mm ........................................................... S. sulcicollis (De Saussure & Zehntner, 1897)
– Metaplica without latero-distal uncus. Number of body rings usually higher .........................22A
22A. Metaplica simply widened. Number of body rings 59, width 12.0 mm ......................................... ............................................................................. S. macilentus (De Saussure & Zehntner, 1897)
– Metaplica widened and a little higher than proplica (anterior blade) .......................................22B
22B. Proplica with a lateral finger-shaped lobe. Number of body rings 50–60, width 3.0–5.0 mm ....... ............................................................................. S. variabilis VandenSpiegel & Golovatch, 2007
– Proplica ending apically in a more or less spiniform mesapical projection. Number of body rings 57–62, width 7.0–9.0 mm .......................................................................... S. arborivagus sp. nov.
description: Published as part of Vandenspiegel, Didier, Henrard, Arnaud & Mathys, Aurore, 2021, Sechelleptus arborivagus sp. nov., a new arboreal spirostreptid millipede (Diplopoda, Spirostreptidae) endemic to Mayotte Island (Comoros Archipelago), Indian Ocean, pp. 1-21 in European Journal of Taxonomy 755 (1) on pages 6-7, DOI: 10.5852/ejt.2021.755.1395, http://zenodo.org/record/4966001