A new species of and a new transfer from the millipede genus Polydrepanum Carl, 1932 (Polydesmida, Paradoxosomatidae, Polydrepanini)
Author
Sankaran, Pradeep M.
Author
Sebastian, Pothalil A.
text
Zootaxa
2018
2018-09-04
4471
1
169
178
journal article
29486
10.11646/zootaxa.4471.1.8
bbf1ea22-1d3a-41c3-b4da-c2b1c4fad0a8
1175-5326
1439580
5C14EA87-03AC-4BBC-B622-AB69EF6786C2
Key to
Polydrepanum
species, based on male features
[Since
Bano and Murthy (1997)
did not formally describe their
Polydrepanum
spp., these species are omitted from the key. Details of all
Polydrepanum
spp. except
P. fissum
sp. nov.
are adopted from
Carl (1932)
and
Golovatch (1984)
].
1a Only leg pair II possesses adenostyle, gonopodal femorite well torsate............................................ 2
1b Leg pairs I & II possess adenostyle (
Fig. 3A–B
), torsion of gonopodal femorite incomplete (
Figs 3E–F
,
4A–B
).........................................................................................
Polydrepanum fissum
sp. nov.
2a Gonopodal femorite stout, tibiotarsus lacks lateral process, solenophore and solenomere strongly coiled distally (
Fig. 6C
)..................................................................................... ..
Polydrepanum tamilum
2b Gonopodal femorite slender, tibiotarsus with lateral process/processes, solenophore and solenomere without distal coiling (
Fig. 6A–B
).............................................................................................. 3
3a Tibiotarsus with single lateral process and without mesal process, lamina lateralis with finger-shaped extension (
Fig. 6B
).....................................................................................
Polydrepanum horridum
3b Tibiotarsus with paired lateral processes and rod-shaped mesal process, lamina lateralis lacks extension (
Fig. 6A
).........................................................................................
Polydrepanum asperrimum