Dactylomys

Genus of mammals belonging to the spiny rat family of rodents

Dactylomys
Temporal range: Recent
PreꞒ
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Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Echimyidae
Subfamily: Echimyinae
Tribe: Echimyini
Genus: Dactylomys
I. Geoffroy, 1838
Type species
Dactylomys typus
Species

Dactylomys boliviensis
Dactylomys dactylinus
Dactylomys peruanus

Synonyms

Lachnomys Thomas, 1916

Dactylomys is the genus of South American bamboo rats[1] They are arboreal members of the family Echimyidae.

Systematics

The genus name Dactylomys derives from the two Ancient Greek words δάκτυλος (dáktulos), meaning "finger", and μῦς (mûs), meaning "mouse, rat",[2][3] and refers to the middle two digits especially elongated relative to lateral ones as observed in these rodents.[4]

The genus contains three species:

Phylogeny

Dactylomys is a member of the Echimyini clade of arboreal Echimyidae rodents. The closest relative of Dactylomys is Olallamys, and then Kannabateomys. These South American bamboo rats share unique features and are grouped under the informal clade name of "Dactylomyines".[5] The dactylomyines are the sister genera to Diplomys and Santamartamys. All these taxa are closely related to the genera Echimys, Phyllomys, Makalata, Pattonomys, and Toromys. In turn, these genera share phylogenetic affinities with the clade containing Lonchothrix and Mesomys, and with Isothrix.[6]

Genus-level cladogram of the Echimyini.
Echimyini 
         

  Isothrix

  "Eumysopines"  

  Lonchothrix
  (Tuft-tailed spiny tree-rat)

  Mesomys

         
         
         
         

  Pattonomys

  Toromys
  (Giant tree-rat)

         

  Makalata

  Diplomys

  Santamartamys
  (Red-crested tree-rat)

  "Dactylomyines"  

  Kannabateomys
  (Atlantic bamboo rat)

         

  Dactylomys

  Olallamys

The cladogram has been reconstructed from mitochondrial and nuclear DNA characters.[7][8][9][10][11][12][13][14][6]

References

  1. ^ Woods, C.A.; Kilpatrick, C.W. (2005). "Genus Dactylomys". In Wilson, D.E.; Reeder, D.M (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. p. 1576. ISBN 978-0-8018-8221-0. OCLC 62265494.
  2. ^ Bailly, Anatole (1981-01-01). Abrégé du dictionnaire grec français. Paris: Hachette. ISBN 978-2010035289. OCLC 461974285.
  3. ^ Bailly, Anatole. "Greek-french dictionary online". www.tabularium.be. Retrieved December 2, 2017.
  4. ^ Patton, James L.; Pardiñas, Ulyses F. J.; D’Elía, Guillermo (2015-03-09). Mammals of South America, Volume 2: Rodents. University of Chicago Press. p. 880. ISBN 9780226169576.
  5. ^ Fabre, Pierre-Henri; Patton, James L.; Leite, Yuri L. R. (2016). "Family Echimyidae (hutias, South American spiny-rats and coypu)". In Wilson, Don E.; Lacher, Thomas E. Jr; Mittermeier, Russell A. (eds.). Handbook of the Mammals of the World. Vol 6. Lagomorphs and Rodents I. Barcelona: Lynx Edicions. pp. 552–641. ISBN 978-84-941892-3-4.
  6. ^ a b Fabre, Pierre-Henri; Upham, Nathan S.; Emmons, Louise H.; Justy, Fabienne; Leite, Yuri L. R.; Loss, Ana Carolina; Orlando, Ludovic; Tilak, Marie-Ka; Patterson, Bruce D.; Douzery, Emmanuel J. P. (2017-03-01). "Mitogenomic Phylogeny, Diversification, and Biogeography of South American Spiny Rats". Molecular Biology and Evolution. 34 (3): 613–633. doi:10.1093/molbev/msw261. ISSN 0737-4038. PMID 28025278.
  7. ^ Lara, Márcia C.; Patton, James L.; da Silva, Maria Nazareth F. (1996). "The Simultaneous Diversification of South American Echimyid Rodents (Hystricognathi) Based on Complete Cytochrome b Sequences". Molecular Phylogenetics and Evolution. 5 (2): 403–413. doi:10.1006/mpev.1996.0035. PMID 8728398.
  8. ^ Leite, Yuri L. R.; Patton, James L. (2002). "Evolution of South American spiny rats (Rodentia, Echimyidae): the star-phylogeny hypothesis revisited". Molecular Phylogenetics and Evolution. 25 (3): 455–464. doi:10.1016/s1055-7903(02)00279-8. PMID 12450750.
  9. ^ Galewski, Thomas; Mauffrey, Jean-François; Leite, Yuri L. R.; Patton, James L.; Douzery, Emmanuel J. P. (2005). "Ecomorphological diversification among South American spiny rats (Rodentia; Echimyidae): a phylogenetic and chronological approach". Molecular Phylogenetics and Evolution. 34 (3): 601–615. doi:10.1016/j.ympev.2004.11.015. PMID 15683932.
  10. ^ Upham, Nathan S.; Patterson, Bruce D. (2012). "Diversification and biogeography of the Neotropical caviomorph lineage Octodontoidea (Rodentia: Hystricognathi)". Molecular Phylogenetics and Evolution. 63 (2): 417–429. doi:10.1016/j.ympev.2012.01.020. PMID 22327013.
  11. ^ Fabre, Pierre-Henri; Galewski, Thomas; Tilak, Marie-ka; Douzery, Emmanuel J. P. (2013-03-01). "Diversification of South American spiny rats (Echimyidae): a multigene phylogenetic approach". Zoologica Scripta. 42 (2): 117–134. doi:10.1111/j.1463-6409.2012.00572.x. ISSN 1463-6409.
  12. ^ Loss, Ana; Moura, Raquel T.; Leite, Yuri L. R. (2014). "Unexpected phylogenetic relationships of the painted tree rat Callistomys pictus (Rodentia: Echimyidae)" (PDF). Natureza on Line. 12: 132–136.
  13. ^ Fabre, Pierre-Henri; Vilstrup, Julia T.; Raghavan, Maanasa; Der Sarkissian, Clio; Willerslev, Eske; Douzery, Emmanuel J. P.; Orlando, Ludovic (2014-07-01). "Rodents of the Caribbean: origin and diversification of hutias unravelled by next-generation museomics". Biology Letters. 10 (7): 20140266. doi:10.1098/rsbl.2014.0266. ISSN 1744-9561. PMC 4126619. PMID 25115033.
  14. ^ Upham, Nathan S.; Patterson, Bruce D. (2015). "Evolution of Caviomorph rodents: a complete phylogeny and timetree for living genera". In Vassallo, Aldo Ivan; Antenucci, Daniel (eds.). Biology of caviomorph rodents: diversity and evolution. Buenos Aires: SAREM Series A, Mammalogical Research — Sociedad Argentina para el Estudio de los Mamíferos. pp. 63–120.
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Extant species of family Echimyidae (Spiny rats), including Myocastoridae (Coypus) and Capromyidae (Hutias)
Echimyinae
Echimyini
Dactylomys
  • Bolivian bamboo rat (D. boliviensis)
  • Amazon bamboo rat (D. dactylinus)
  • Montane bamboo rat (D. peruanus)
Diplomys
  • Colombian soft-furred spiny rat (D. caniceps)
  • Rufous soft-furred spiny rat (D. labilis)
Echimys
  • White-faced spiny tree-rat (E. chrysurus)
  • Dark spiny tree-rat (E. saturnus)
  • Vieira's spiny tree-rat (E. vieirai)
Isothrix
  • I. barbarabrownae
  • Yellow-crowned brush-tailed rat (I. bistriata)
  • Rio Negro brush-tailed rat (I. negrensis)
  • Plain brush-tailed rat (I. pagurus)
  • Sinnamary brush-tailed rat (I. sinnamariensis)
Kannabateomys
  • Atlantic bamboo rat (K. amblyonyx)
Lonchothrix
  • Tuft-tailed spiny tree-rat (L. emiliae)
Makalata
  • Red-nosed armored tree-rat (M. didelphoides)
  • Long-tailed armored tree-rat (M. macrura)
  • Dark armored tree-rat (M. obscura)
  • Peruvian armored tree-rat (M. rhipidura)
Mesomys
  • Ferreira's spiny tree-rat (M. hispidus)
  • Woolly-headed spiny tree-rat (M. leniceps)
  • Tufted-tailed spiny tree-rat (M. occultus)
  • Pará spiny tree-rat (M. stimulax)
Olallamys
  • White-tailed olalla rat (O. albicauda)
  • Greedy olalla rat (O. edax)
Pattonomys
  • Bare-tailed armored tree-rat (P. occasius)
  • Speckled spiny tree-rat (P. semivillosus)
Phyllomys
  • Golden Atlantic tree-rat (P. blainvillii)
  • Orange-brown Atlantic tree-rat (P. brasiliensis)
  • Drab Atlantic tree-rat (P. dasythrix)
  • Kerr's Atlantic tree-rat (P. kerri)
  • Pallid Atlantic tree-rat (P. lamarum)
  • Lund's Atlantic tree-rat (P. lundi)
  • Mantiqueira Atlantic tree-rat (P. mantiqueirensis)
  • Long-furred Atlantic tree-rat (P. medius)
  • Blacked-spined Atlantic tree-rat (P. nigrispinus)
  • Rusty-sided Atlantic tree-rat (P. pattoni)
  • Southern Atlantic tree-rat (P. sulinus)
  • Giant Atlantic tree-rat (P. thomasi)
  • Short-furred Atlantic tree-rat (P. unicolor)
Santamartamys
  • Red-crested tree-rat (S. rufodorsalis)
Toromys
  • Giant tree-rat (T. grandis)
Myocastorini
Callistomys
  • Painted tree-rat (C. pictus)
Hoplomys
  • Armored rat (H. gymnurus)
Myocastor
  • Nutria (M. coypus)
Proechimys
group canicollis
  • Colombian spiny rat (P. canicollis)
group decumanus
  • Pacific spiny rat (P. decumanus)
group echinothrix
  • Stiff-spine spiny rat (P. echinothrix)
group gardneri
  • Gardner's spiny rat (P. gardneri)
  • Kulina spiny rat (P. kulinae)
  • Patton's spiny rat (P. pattoni)
group goeldii
  • Goeldi's spiny rat (P. goeldii)
  • Napo spiny rat (P. quadruplicatus)
  • Steere's spiny rat (P. steerei)
group guyannensis
  • Guyenne spiny rat (P. guyannensis)
  • Roberto's spiny rat (P. roberti)
group longicaudatus
  • Short-tailed spiny rat (P. brevicauda)
  • Cuvier's spiny rat (P. cuvieri)
  • Long-tailed spiny rat (P. longicaudatus)
group semispinosus
  • O'Connell's spiny rat (P. oconnelli)
  • Tome's spiny rat (P. semispinosus)
group simonsi
  • Simon's spiny rat (P. simonsi)
group trinitatus
  • Trinidad spiny rat (P. trinitatus)
  • Boyacá spiny rat (P. chrysaeolus)
  • Guaira spiny rat (P. guairae)
  • Guyanan spiny rat (P. hoplomyoides)
  • Magdalena spiny rat (P. magdalenae)
  • Minca spiny rat (P. mincae)
  • Gray-footed spiny rat (P. poliopus)
  • Sucre spiny rat (P. urichi)
Thrichomys
  • Common punaré (T. apereoides)
  • Foster's punaré (T. fosteri)
  • Highlands punaré (T. inermis)
  • Sao Lourenço punaré (T. laurentius)
  • Paraguayan punaré (T. pachyurus)
Euryzygomatomyinae
Clyomys
  • Broad-headed spiny rat (C. laticeps)
Euryzygomatomys
  • Brandt's guiara (E. guiara)
  • Fischer's guiara (E. spinosus)
Trinomys
  • White-spined Atlantic spiny rat (T. albispinus)
  • Soft-spined Atlantic spiny rat (T. dimidiatus)
  • Elias's Atlantic spiny rat (T. eliasi)
  • Gracile Atlantic spiny rat (T. gratiosus)
  • Ihering's Atlantic spiny rat (T. iheringi)
  • Dark-caped Atlantic spiny rat (T. mirapitanga)
  • Moojen's Atlantic spiny rat (T. moojeni)
  • Mouse-tailed Atlantic spiny rat (T. myosuros)
  • Spiked Atlantic spiny rat (T. paratus)
  • Hairy Atlantic spiny rat (T. setosus)
  • Yonenaga's Atlantic spiny rat (T. yonenagae)
Incertae sedis
Carterodon
  • Owl's spiny rat (C. sulcidens)
Capromyinae
Capromyini
Capromys
  • Desmarest's hutia (C. pilorides)
Geocapromys
  • Jamaican coney (G. brownii)
  • Bahamian hutia (G. ingrahami)
Mesocapromys
  • Cabrera's hutia (M. angelcabrerai)
  • Eared hutia (M. auritus)
  • Black-tailed hutia (M. melanurus)
  • Dwarf hutia (M. nanus)
  • San Felipe hutia (M. sanfelipensis)
Mysateles
  • Garrido's hutia (M. garridoi)
  • Isla De La Juventud tree hutia (M. meridionalis)
  • Prehensile-tailed hutia (M. prehensilis)
Plagiodontini
Plagiodontia
  • Hispaniolan hutia (P. aedium)
Taxon identifiers
Dactylomys


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