''Eutrichodesmus'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of
millipede
Millipedes are a group of arthropods that are characterised by having two pairs of jointed legs on most body segments; they are known scientifically as the class Diplopoda, the name derived from this feature. Each double-legged segment is a re ...
s in the family
Haplodesmidae
Haplodesmidae is a family of millipedes in the order Polydesmida. Species occur in East Asia, Southeast Asia, and Oceania, although some species have been introduced to the New world tropics. Species are small bodied (generally less than 10&nb ...
, containing at least 32 species in China, Taiwan, and Southeast Asia.
One of these species (''Eutrichodesmus peculiaris'') exhibits
sexual dimorphism
Sexual dimorphism is the condition where the sexes of the same animal and/or plant species exhibit different morphological characteristics, particularly characteristics not directly involved in reproduction. The condition occurs in most an ...
in segments number: The adult females have 20 segments (including the
telson
The telson () is the posterior-most division of the body of an arthropod. Depending on the definition, the telson is either considered to be the final segment of the arthropod body, or an additional division that is not a true segment on accou ...
), but the adult males have only 19.
Species
* ''
Eutrichodesmus arcicollaris
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Zhang, 1993
* ''
Eutrichodesmus armatocaudatus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus aster
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus asteroides''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus basalis''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus cavernicola''
Sinclair, 1901
* ''
Eutrichodesmus communicans
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus curticornis''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus demangei''
Silvestri, 1910
* ''
Eutrichodesmus deporatus''
Liu, Golovatch & Wesener, 2017
* ''
Eutrichodesmus distinctus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus dorsiangulatus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Zhang, 1993
* ''
Eutrichodesmus filisetiger
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus gremialis
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Hoffman, 1982
* ''
Eutrichodesmus griseus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus incisus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus latus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus macclurei
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Hoffman, 1977
* ''
Eutrichodesmus monodentus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Zhang, 1993
* ''
Eutrichodesmus multilobatus
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus paraster''
Liu, Golovatch & Wesener, 2017
* ''
Eutrichodesmus parvus''
Liu, Golovatch & Wesener, 2017
* ''
Eutrichodesmus peculiaris
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Murakami, 1966
* ''
Eutrichodesmus reclinatus''
Hoffman, 1977
* ''
Eutrichodesmus reductus''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus regularis
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus similis''
Golovatch, Geoffroy, Mauriès & VandenSpiegel, 2009
* ''
Eutrichodesmus steineri
''Eutrichodesmus'' is a genus of millipedes in the family Haplodesmidae, containing at least 32 species in China, Taiwan, and Southeast Asia. One of these species (''Eutrichodesmus peculiaris'') exhibits sexual dimorphism in segments number: The ...
''
Liu, Golovatch & Wesener, 2017
Gallery
Image:Eutrichodesmus_asteroides_(male).JPG, '' E. asteroides''
Image:Eutrichodesmus_curticornis_(female).JPG, '' E. curticornis''
Image:Eutrichodesmus_distinctus_(male).JPG, '' E. distinctus''
Image:Eutrichodesmus_filisetiger_(male).JPG, '' E. filisetiger''
Image:Eutrichodesmus_griseus_(female).JPG, '' E. griseus''
Image:Eutrichodesmus_multilobatus_(female).JPG, '' E. multilobatus''
Image:Eutrichodesmus_reductus.JPG, '' E. reductus''
Image:Eutrichodesmus regularis (male).JPG, '' E. regularis''
References
Further reading
* Golovatch, S. I.; Geoffroy, J.-J.; Mauriès, J.-P.; VandenSpiegel, D. 2009: Review of the millipede family Haplodesmidae Cook, 1895, with descriptions of some new or poorly-known species (Diplopoda, Polydesmida). ''In'': Golovatch, S. I.; Mesibov, R. (eds.) Advances in the systematics of Diplopoda I. ''ZooKeys'', 7: 1-53
AbstractPDF
* Hoffman, R. L. 1977: The systematic position of the diplopod family Doratodesmidae, and description of a new genus from Malaya (Polydesmida). ''Pacific insects'', 17: 247-255
PDF
* Hoffman, R. L. 1977b: Diplopoda from Malayan caves, collected by M. Pierre Strinati. ''Revue Suisse de Zoologie'', 84(3): 699-719.
* Hoffman, R. L. 1982: A new genus and species of doratodesmid milliped from Thailand. ''Archives des sciences'' (Geneva), 35(1): 87-93.
* Murakami, Y. 1966: Postembryonic development of the common Myriapoda in Japan XXI. A new genus of the family Oniscodesmidae and a new species of the genus ''Arachandrodesmus'' (Cryptodesmidae). ''Zoological magazine'', 75(2): 30-33.
* Silvestri, F. 1910: Descrizione preliminari di nuovi generi di Diplopodi. ''Zoologischer Anzeiger'', 35: 357-364.
Polydesmida
Millipedes of Asia
{{myriapoda-stub