#NEXUS [!This data set was downloaded from TreeBASE, a relational database of phylogenetic knowledge. TreeBASE has been supported by the NSF, Harvard University, Yale University, SDSC and UC Davis. Please do not remove this acknowledgment from the Nexus file. Generated on May 07, 2026; 7:07 GMT TreeBASE (cc) 1994-2008 Study reference: Lucena C.A., & Menezes N.A. 1993. "A phylogenetic analysis of Roestes Günther and Gilbertolus eigenmann, with a hypothesis on the relationships of the Cynodontidae and Acestrorhynchidae (Teleostei: Ostariophysi: Characiformes)." In: Malabarba L.R., Reis R.E., Vari R.P., Lucena Z.M., & Lucena C.A., eds. Phylogeny and Classification of Neotropical Fishes. Part 2 - Characiforms. pp. 261-278. Lawrence, University of Kansas Publications. TreeBASE Study URI: http://purl.org/phylo/treebase/phylows/study/TB2:S12907] [ The following blocks are input data for analysis step 9507 ] BEGIN TAXA; TITLE TaxaForAnalysisStep9507; DIMENSIONS NTAX=49; TAXLABELS Acanthocharax Acanthocharax_microlepis Acestrorhynchus Acestrorhynchus_pantaneiro Agoniates Agoniates_anchovia Astyanax Brycon Brycon_pesu Brycon_sp. Bryconamericus Bryconamericus_iheringi Chalceus Chalceus_erythrurus Chalceus_macrolepidotus Charax Charax_gibbosus Charax_stenopterus Cynodon_gibbus Cynopotamus Cynopotamus_argenteus Cynopotamus_kincaidi Galeocharax_humeralis Galeocharax_kneri Gilbertolus_artatoensis Gilbertolus_atratoensis Gilbertolus_maracaiboensis Gnathocharax Gnathocharax_steindachneri Heterocharax Heterocharax_macrolepis Hoplocharax Lignobrycon Lignobrycon_myersi Lonchoenys Lonchogenys_ilisha Rhaphiodon_vulpinus Roeboides_A Roeboides_B Roeboides_SPECIES_A Roeboides_SPECIES_B Roestes Roestes_SPECIES Roestes_molossus Roestes_ogilviei Thoracocharax_stellatus Triportheus Triportheus_guentheri Triportheus_nematurus ; END; BEGIN CHARACTERS; [! TreeBASE Matrix URI: http://purl.org/phylo/treebase/phylows/matrix/TB2:M13404] TITLE Cynodontidae_and_Acestrorhynchidae; LINK TAXA = TaxaForAnalysisStep9507; DIMENSIONS NCHAR=48; FORMAT DATATYPE=Standard SYMBOLS= "0 1 2" MISSING=? GAP= -; CHARSTATELABELS 1 Accessory_branch_of_laterosensory_canal_on_second_infrapharyngobranchial, 2 Laterosensory_canal_on_premaxilla, 3 Participation_of_anteroventral_portion_of_second_infraorbital_on_outer_margin_of_circumorbital_ring, 4 First_infraorbital, 5 Ventral_border_of_first_infraorbital, 6 Small_bony_process_extending_from_the_anteroventral_portion_of_the_laterosensory_canal_in_the_second_infraorbital_interlocking_the_dorsal_border_of_first_infraorbital_and_the_ventral_border_of_second_infraorbital, 7 Bony_expansion_from_anteroventral_part_of_second_infraorbital_Iaterosensory_canal, 8 Ventral_border_of_second_infraorbital, 9 Posteroventral_border_of_second_infraorbital, 10 Anterodorsal_portion_of_third_infraorbital_and_anteroventral_portion_of_fourth_infraorbital, 11 Anterodorsal_portion_of_fourth_infraorbital_and_anteroventral_portion_of_fifth_infraorbital, 12 Groove_on_medial_face_of_premaxilla, 13 Lateral_surface_of_distal_end_of_maxilla, 14 Maxillary_canal, 15 First_three_teeth_on_the_lower_jaw, 16 Bony_projection_from_the_anterorventral_region_of_orbitosphenoid, 17 Concavity_on_posteroventral_region_of_orbitosphenoid, 18 Ventral_border_of_rhinosphenoid, 19 Posterodorsal_region_of_rhinosphenoid, 20 Mesocoracoid, 21 Tip_of_mesocoracoid, 22 Bony_ridge_on_internal_surface_of_cleithrum, 23 Large_extension_of_mesocoracoid_attached_to_cleithrum, 24 Mesopterygoid_teeth, 25 Teeth_on_laminar_extension_from_dorsolateral_border_of_ectopterygoid, 26 'Metapterygoid-quadrate fenestra', 27 Coracoid_foramen, 28 Bony_bridge_formed_by_dorsolateral_extension_of_coracoid_and_median_blade_from_cleithrum, 29 Scapular_foramen, 30 Postcleithrum_2, 31 Postcleithrum_3, 32 Bony_crest_on_lateral_surface_of_second_branchiostegal_ray, 33 Number_of_branchiostegal_rays, 34 Number_of_branchiostegal_rays_on_posterior_ceratohyal, 35 Gill_rakers_of_first_gill_arch, 36 Teeth_on_basibranchial_4, 37 Anterior_end_of_basibranchial_3, 38 Anterior_intermuscular_bones, 39 Origin_of_pectoral_fin, 40 Dark_spot_anterior_to_base_of_first_dorsal_fin_ray, 41 Space_between_hypurals_2_and_3, 42 Lateral_processes_on_pleural_ribs, 43 '"Accessory" abductor muscle', 44 Abductor_superficialis_muscle, 45 Sternohyoideus_muscle, 46 Sections_A2a_and_A2b_of_the_adductor_mandibulae, 47 A1_section_of_adductor_mandibulae, 48 Lateral_process_of_centrum_2, ; MATRIX [ 10 20 30 40 ] [ . . . . ] Acanthocharax ???????????????????????????????????????????????? Acanthocharax_microlepis 0000000000?0000000000000000000000000?00000????00 Acestrorhynchus ???????????????????????????????????????????????? Acestrorhynchus_pantaneiro 010110000000120000000001001000000111110010000000 Agoniates ???????????????????????????????????????????????? Agoniates_anchovia 000000000000000000001000001000000001010000?0???0 Astyanax 000000000000000000000000000000000000000000?0???0 Brycon ???????????????????????????????????????????????? Brycon_pesu 000000000010000000000000001000000000000000000000 Brycon_sp. 000000000010000000000000001000000000000000000000 Bryconamericus ???????????????????????????????????????????????? Bryconamericus_iheringi 000000000000000000000000000000000000000000?0???0 Chalceus ???????????????????????????????????????????????? Chalceus_erythrurus 000000000000000000000000000000000000010000000000 Chalceus_macrolepidotus 000000000000000000000000000000000000010000000000 Charax ???????????????????????????????????????????????? Charax_gibbosus 0000000000?0000000000000000000000000000000000000 Charax_stenopterus 0000000000?0000000000000000000000000000000000000 Cynodon_gibbus 000000000000121000010011112011101110011011111100 Cynopotamus ???????????????????????????????????????????????? Cynopotamus_argenteus 000000000000000000000000010000000000000000000000 Cynopotamus_kincaidi 000000000000000000000000010000000000000000000000 Galeocharax_humeralis ???????????????????????????????????????????????? Galeocharax_kneri ???????????????????????????????????????????????? Gilbertolus_artatoensis ???????????????????????????????????????????????? Gilbertolus_atratoensis 000001201001111110010110002100110000011112110111 Gilbertolus_maracaiboensis 0000012010011110101101100021001000000111121???11 Gnathocharax ???????????????????????????????????????????????? Gnathocharax_steindachneri 000000000000000020000000000001100000000000000000 Heterocharax ???????????????????????????????????????????????? Heterocharax_macrolepis 000001200000000020000000001000000000000000000000 Hoplocharax 000000000000000020000000000000000000000000000000 Lignobrycon ???????????????????????????????????????????????? Lignobrycon_myersi 000001100000??0000000000000001100000010000?????0 Lonchoenys ???????????????????????????????????????????????? Lonchogenys_ilisha 000000000001000020000000001000000000000000000000 Rhaphiodon_vulpinus 0000000000001210000100?1112011101110011010111100 Roeboides_A ???????????????????????????????????????????????? Roeboides_B ???????????????????????????????????????????????? Roeboides_SPECIES_A 0000000000?0000000000000000000000000000000?0??00 Roeboides_SPECIES_B 000000000010000000000000000000010000000000?0??00 Roestes ???????????????????????????????????????????????? Roestes_SPECIES 101001210111121001001000001100110000000110010110 Roestes_molossus 101001210111121011001000001100110000000110010110 Roestes_ogilviei 101001210111121001001000001100110000000110010110 Thoracocharax_stellatus ???????????????????????????????????????????????? Triportheus ???????????????????????????????????????????????? Triportheus_guentheri 100001100000010000000000000000110000010000000000 Triportheus_nematurus 100001100000010000000000000000110000010000000000 ; END; [ The following blocks are output data for analysis step 9507 ] BEGIN TREES; TITLE Figure_1; LINK TAXA = TaxaForAnalysisStep9507; TREE Fig._1 = [&R] (Acestrorhynchus,((Cynodon_gibbus,Rhaphiodon_vulpinus),((Gilbertolus_artatoensis,Gilbertolus_maracaiboensis),(Roestes_molossus,Roestes_ogilviei,Roestes)))); [! TreeBASE tree URI: http://purl.org/phylo/treebase/phylows/tree/TB2:Tr53854] END;