Alienostreptus alienus ( Attems, 1936 )

Pimvichai, Piyatida, Akkari, Nesrine, Semenyuk, Irina, Constant, Jerôme & Enghoff, Henrik, 2020, A strikingly coloured new giant millipede from Vietnam has copycat in Borneo (Diplopoda, Spirostreptida, Harpagophoridae), European Journal of Taxonomy 722, pp. 1-15 : 4

Alienostreptus alienus ( Attems, 1936)

Figs 1 , 8

Thyropygus alienus Attems, 1936: 260 .

Anurostreptus (Cercostreptus) alienus – Attems 1938: 95.

“ Cercostreptus ” alienus – Jeekel 2006: 41.

Alienostreptus alienus – Pimvichai et al. 2010: 59, fig. 5.

Diagnosis

Differs frOm A. bicoloripes sp. nOv., the Only knOwn cOngener, as specified belOw in the diagnOsis Of the new species.

Material studied

VIETNAM • 1 ♂, syntype Of Thyropygus alienus Attems , 1936, dissected, broken into three parts, extra vial with gonopods, of which one dissected and missing telopodite (NHMW 2556), one leg and one telopodite (NHMW 2604); “ Dran Langbian Prov. , S. Annam Calcutta M. 1934, leg. C. Boden Kloss, iii–v.1918.”; NHMW 2556 , NHMW 2604 .

Notes

See Attems (1936) and Pimvichai et al. (2010) for the full description of this species. The gonopods of A. alienus were fully illustrated ( Pimvichai et al. 2010: fig. 5). Here, we dOcUment the syntype Of A. alienus housed in NHMW, also for comparison with the new species ( Fig. 1 ).

Alienostreptus alienus is knOwn frOm the type lOcality in Vietnam, SOUth Annam, D’Ran, 3000 feet, Lam Dong Province, and from Vietnam Lam Dong Province, Klong Klanh ranger station, Bidoup-Nui Ba National Park ( Pimvichai et al. 2010; Fig. 8 ). (Locality names updated to presently valid forms.)

Figures

Fig. 1. Alienostreptus alienus (Attems, 1936), syntype (NHMW 2556). A. Head and anterior body rings, lateral view. B. Ultimate body rings, lateral view. C. Head and first bOdy rings, ventral view. D. Right gonopod coxa, apical view. E. Right gonopod (distal part of telopodite broken), posterior view.

Fig. 8. Known distribution of Alienostreptus Pimvichai et al. 2010 spp. and sUperficially similar specimens from Borneo. Droplets vary in size only to improve readability.