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Table 2 Insemination strategy and sperm morphology

From: Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits

Tribes Genera Inseminating species Non-inseminating speciesa Sperm morph. Species analyzed for sperm morphology
Diapomini     
Acrobrycon A. ipanquianus [22], Acrobrycon sp. [69]    
Diapoma D. speculiferum [69], D. terofali [69]   M2 D. speculiferum [70]
Planaltina P. britiskii [22], P. glandipedis [47], P. myersi [69]    
Glandulocaudini     
Glandulocauda G. melanogenys [69], G. melanopleura [23]    
Lophiobrycon L. weitzmani [36]    
Mimagoniates M. barberi [69], M. inequalis [22], M. lateralis [69], M. microlepis [69], M. rheocharis [69], M. sylvicola [69]   M2 M. barberi [71], M. microlepis [70]
Hysteronotini     
Hysteronotus H. megalostomus [69]    
Pseudocorynopoma P. doriae [69], P. heterandria [69]   M2 P. doriae [70]
Landonini     
Landonia L. latidens [69]    
Phenacobryconini     
Phenacobrycon P. henna [69]    
Stevardiini     
Corynopoma C. riise [69]   M2 C. riisei [72]
Gephyrocharax G. atracaudatus [69], G. chocoensis [69], G. intermedius [69], G. melanocheir [22], G. valencia [69], G. venezuelae [69], Gephyrocharax sp. [34]   M2 G. atracaudata [73], G. intermedius [73]
Pterobrycon P. landoni [22], P. myrnae [69]    
Xenurobryconini     
Argopleura A. chocoensis [69], A. magdalensis [69]    
Chrysobrycon C. hesperus [69], C. myersi [69]   M2 Chrysobrycon sp. [73]
Iotabrycon I. praecox [69]    
Ptychocharax P. rhyacophila [69]    
Scopaeocharax S. rhinodus [69], Scopaeocharax sp. [69]   M3 S. rhinodus [74]
Tyttocharax T. tambopatensis [22], Tyttocharax sp. [69]   M3 T. cochui [74], T. tambopatensis [74]
Xenurobrycon X. macropus [23], X. polyancistrus [69]   M3 X. heterodon [75], X. macropus [75], X. polyancistrus [75]
Incertae sedis     
Attonitus Attonitus bounites [22], A. ephimeros [76], A. irisae [22]    
Boehlkea   B. fredcochui M1 B. fredcochui [31]
Bryconadenos B. tanaothoros [76]   M2 B. tanaothoros [19]
Bryconacidnus    M1 B. ellisi [31]
Bryconamericus B. pectinatus [76] B. alpha, B. deuterodonoides, B. exodon, B. iheringii, B. pachacuti, Bryconamericus sp. M1 B. exodon [31]
Caiapobrycon   C. tucurui   
Ceratobranchia   C. binghami M1 C. obtusirostris [31]
Creagrutus C. lepidus [22], C. melasma [22] C. affinis, C. britskii, C. changae, C. cochui, C. figueiredoi, C. holmi, C. menezesi, C. paralacus, C. taphorni Creagrutus sp. M1 C. meridionalis [31]
Cyanocharax   C. alburnus, C. alegretensis, C. dicropotamicus, C. itaimbe, C. lepiclastus, C. macropinna M1 C. alburnus [31]
Hemibrycon   H. dariensis, H. metae   
Hypobrycon   Hypobrycon sp.   
Knodus Knodus sp. [69] K. beta, K. breviceps, K. meridae, K. septentrionalis, K. turiuba, Knodus sp. M1 K. meridae [31]
Markiana   M. nigripinnis   
Monotocheirodon M. pearsoni [23], Monotocheirodon sp. [69, 76]    
Odontostoechus    M1 O. lethostigmus [31]
Piabarchus   P. analis   
Piabina   P. argentea M1 P. anhembi [31], P. argentea [31]
Rhinobrycon   R. negrensis M1 R. negrensis [31]
  1. Stevardiinae species with known insemination strategy and sperm morphology, based on several studies indicated by superscripts matching the reference number [19, 22, 23, 31, 34, 36, 47, 6976]. Taxa not listed in this table indicate lack of information
  2. aIndicates personal communication by John Burns