NJ tree constructed from BOLD database for identification of Malapterurus and Protopterus from our study 2 % Creteuchiloglanis macropterus|[1]|Sisoridae| Creteuchiloglanis gongshanensis|[2]|Sisoridae| Clarias batrachus|[3]|Bangladesh|Clariidae| Clarias batrachus|[4]|Clariidae| Clarias batrachus|[5]|Clariidae| Clarias batrachus|[6]|Clariidae| Clarias batrachus|[7]|Nepal.Gandaki|Clariidae| Triportheus magdalenae|[8]|Colombia|Characidae| Molossus molossus|[9]|Molossidae| Malapterurus electricus|[10]|Malapteruridae| Malapterurus electricus|[11]|Malapteruridae| Malapterurus beninensis|[12]|Malapteruridae| Malapterurus beninensis|[13]|Malapteruridae| Malapterurus sp.|[14]|Republic of the Congo|Malapteruridae| Malapterurus sp.|[15]|Republic of the Congo|Malapteruridae| Malapterurus beninensis|[16]|Republic of the Congo|Malapteruridae| Malapterurus beninensis|[17]|Republic of the Congo|Malapteruridae| Malapterurus melanochir|[18]|Democratic Republic of the Congo|Malapteruridae| Malapterurus microstoma|[19]|Democratic Republic of the Congo.Bas-Congo|Malapteruridae| Malapterurus monsembeensis|[20]|Democratic Republic of the Congo.Bas-Congo|Malapteruridae| Paradoxoglanis parvus|[21]|Democratic Republic of the Congo.Kasai-Oriental|Malapteruridae| Paradoxoglanis parvus|[22]|Democratic Republic of the Congo.Kasai-Oriental|Malapteruridae| Malapterurus monsembeensis|[23]|Democratic Republic of the Congo.Kinshasa|Malapteruridae| Malapterurus monsembeensis|[24]|Democratic Republic of the Congo.Bas-Congo|Malapteruridae| Malapterurus monsembeensis|[25]|Democratic Republic of the Congo.Kinshasa|Malapteruridae| Malapterurus microstoma|[26]|Democratic Republic of the Congo | Malapterurus electricus|[27]|Nigeria.Anambra|Malapteruridae| Unknown Malapterurus Specimen from Nigeria|| Netuma thalassina|[28]|Australia.Queensland|Ariidae| Netuma thalassina|[29]|Australia.Western Australia|Ariidae| Netuma thalassina|[30]|Australia.Western Australia|Ariidae| Netuma thalassina|[31]|Australia.Queensland|Ariidae| Netuma thalassina|[32]|Australia.Queensland|Ariidae| Netuma thalassina|[33]|Australia.Queensland|Ariidae| Netuma thalassina|[34]|Australia.Queensland|Ariidae| Plicofollis layardi|[35]|India.Gujarat|Ariidae| Plicofollis argyropleuron|[36]|Indonesia.Jawa Timur|Ariidae| Synodontis cf. obesus|[37]|Mochokidae| Synodontis cf. obesus|[38]|Mochokidae| Synodontis cf. obesus|[39]|Mochokidae| Synodontis obesus|[40]|Mochokidae| Synodontis velifer|[41]|Mochokidae| Synodontis flavitaeniatus|[42]|Mochokidae| Synodontis flavitaeniatus|[43]|Democratic Republic of the Congo.Kinshasa|Mochokidae| Synodontis nigrita|[44]|Mochokidae| Synodontis nigrita|[45]|Mochokidae| Synodontis nigrita|[46]|Mochokidae| Synodontis nigrita|[47]|Mochokidae| Synodontis nigrita|[48]|Mochokidae| Synodontis albolineatus|[49]|Mochokidae| Synodontis ocellifer|[50]|Mochokidae| Synodontis violaceus|[51]|Mochokidae| Synodontis annectens|[52]|Mochokidae| Synodontis eupterus|[53]|Mochokidae| Synodontis eupterus|[54]|Mochokidae| Synodontis eupterus|[55]|South Africa.KwaZulu-Natal|Mochokidae| Synodontis membranacea|[56]|Mochokidae| Mochokiella paynei|[57]|Mochokidae| Pseudopimelodus bufonius|[58]|PseudoPimelodidae| Plotosus canius|[59]|Indonesia.Kalimantan Barat|Plotosidae| Pseudeutropius brachypopterus|[60]|Indonesia.Kalimantan Tengah|Horabagridae| Pseudeutropius sp.|[61]|Indonesia.Jambi|Horabagridae| Pseudeutropius brachypopterus|[62]|Horabagridae| Pseudeutropius brachypopterus|[63]|Indonesia.Sumatera Selatan|Horabagridae| Pseudeutropius sp.|[64]|Indonesia.Jambi|Horabagridae| Pseudeutropius brachypopterus|[65]|Indonesia.Sumatera Selatan|Horabagridae| Pseudeutropius brachypopterus|[66]|Indonesia.Sumatera Selatan|Horabagridae| Pseudeutropius sp.|[67]|Indonesia.Jambi|Horabagridae| Pseudeutropius sp.|[68]|Indonesia.Jambi|Horabagridae| Pseudeutropius brachypopterus|[69]|Indonesia.Kalimantan Barat|Horabagridae| Phalacronotus apogon|[70]|Cambodia.Stoeng Treng|Siluridae| Phalacronotus apogon|[71]|Vietnam|Siluridae| Phalacronotus bleekeri|[72]|Thailand|Siluridae| Phalacronotus apogon|[73]|Siluridae| Phalacronotus apogon|[74]|Vietnam|Siluridae| Phalacronotus apogon|[75]|Siluridae| Phalacronotus apogon|[76]|Siluridae| Phalacronotus apogon|[77]|Cambodia.Stoeng Treng|Siluridae| Phalacronotus apogon|[78]|Cambodia.Siem Reab|Siluridae| Auchenoglanis occidentalis|[79]|Democratic Republic of the Congo.Kasai-Oriental|Claroteidae| Chiloglanis fasciatus|[80]|Angola.Bie|Mochokidae| Chiloglanis fasciatus|[81]|Angola.Cuando Cubango|Mochokidae| Chiloglanis anoterus|[82]|Mochokidae| Chiloglanis sp.|[83]|Malawi|Mochokidae| Chiloglanis sp.|[84]|Malawi|Mochokidae| Chiloglanis fasciatus|[85]|Angola.Bie|Mochokidae| Pimelodus blochii|[86]|Colombia.Antioquia|Pimelodidae| Pimelodus blochii|[87]|Guyana.Upper Takutu-Upper Essequibo|Pimelodidae| Pimelodus blochii|[88]|French Guiana|Pimelodidae| Pimelodus blochii|[89]|French Guiana|Pimelodidae| Pimelodus blochii|[90]|French Guiana.Cayenne|Pimelodidae| Pimelodus blochii|[91]|French Guiana|Pimelodidae| Pimelodus blochii|[92]|Suriname.Sipaliwini|Pimelodidae| Pimelodus blochii|[93]|Guyana.Barima-Waini|Pimelodidae| Pimelodus blochii|[94]|Guyana.Barima-Waini|Pimelodidae| Pimelodus blochii|[95]|Guyana.Barima-Waini|Pimelodidae| Pimelodus maculatus|[96]|Pimelodidae| Brachyplatystoma capapretum|[97]|Pimelodidae| Brachyplatystoma filamentosum|[98]|Peru|Pimelodidae| Brachyplatystoma rousseauxii|[99]|Brazil.Amazonas|Pimelodidae| 2 % Polypterus ornatipinnis|[1]|Polypteridae| Polypterus ornatipinnis|[2]|Polypteridae| Polypterus ornatipinnis|[3]|Polypteridae| Polypterus ornatipinnis|[4]|Polypteridae| Polypterus ornatipinnis|[5]|Polypteridae| Polypterus weeksii|[6]|Polypteridae| Polypterus weeksii|[7]|Polypteridae| Polypterus weeksii|[8]|Polypteridae| Polypterus weeksii|[9]|Polypteridae| Polypterus weeksii|[10]|Polypteridae| Polypterus delhezi|[11]|Democratic Republic of the Congo|Polypteridae| Polyterus weeksii|[12]|Republic of the Congo|Polypteridae| Polypterus endlicherii congicus|[13]|Polypteridae| Polypterus endlicherii congicus|[14]|Polypteridae| Polypterus endlicherii congicus|[15]|Polypteridae| Polypterus endlicherii congicus|[16]|Polypteridae| Polypterus bichir bichir|[17]|Polypteridae| Polypterus bichir bichir|[18]|Polypteridae| Polypterus bichir bichir|[19]|Polypteridae| Polypterus bichir lapradei|[20]|Polypteridae| Polypterus bichir lapradei|[21]|Polypteridae| Polypterus bichir lapradei|[22]|Polypteridae| Polypterus bichir lapradei|[23]|Polypteridae| Polypterus bichir lapradei|[24]|Polypteridae| Polypterus bichir lapradei|[25]|Polypteridae| Polypterus bichir lapradei|[26]|Polypteridae| Polypterus sp. Koliba|[27]|Polypteridae| Polypterus sp. Koliba|[28]|Polypteridae| Polypterus sp. Koliba|[29]|Polypteridae| Polypterus sp. Koliba|[30]|Polypteridae| Polypterus sp. Koliba|[31]|Polypteridae| Polypterus sp. Koliba|[32]|Polypteridae| Polypterus sp. Koliba|[33]|Polypteridae| Polypterus sp. Koliba|[34]|Polypteridae| Polypterus sp. Koliba|[35]|Polypteridae| Polypterus sp. Koliba|[36]|Polypteridae| Polypterus sp. Koliba|[37]|Polypteridae| Polypterus sp. Koliba|[38]|Polypteridae| Polypterus endlicherii endlicherii|[39]|Polypteridae| Polypterus endlicherii endlicherii|[40]|Polypteridae| Polypterus endlicherii endlicherii|[41]|Polypteridae| Polypterus endlicherii endlicherii|[42]|Polypteridae| Polypterus endlicherii|[43]|Polypteridae| Polypterus endlicherii endlicherii|[44]|Polypteridae| Polypterus endlicherii endlicherii|[45]|Polypteridae| Polypterus endlicherii endlicherii|[46]|Taiwan|Polypteridae| Polypterus sp. golden dust|[47]|Polypteridae| Polypterus sp. golden dust|[48]|Polypteridae| Polypterus sp. golden dust|[49]|Polypteridae| Polypterus sp. golden dust|[50]|Polypteridae| Polypterus sp. golden dust|[51]|Polypteridae| Polypterus sp. golden dust|[52]|Polypteridae| Polypterus sp. golden dust|[53]|Polypteridae| Polypterus sp. golden dust|[54]|Polypteridae| Polypterus sp. golden dust|[55]|Polypteridae| Polypterus sp. golden dust|[56]|Polypteridae| Polypterus sp. golden dust|[57]|Polypteridae| Polypterus sp. golden dust|[58]|Polypteridae| Polypterus palmas buettikoferi|[59]|Polypteridae| Polypterus palmas buettikoferi|[60]|Polypteridae| Polypterus palmas buettikoferi|[61]|Polypteridae| Polypterus palmas buettikoferi|[62]|Polypteridae| Polypterus palmas buettikoferi|[63]|Polypteridae| Polypterus palmas buettikoferi|[64]|Polypteridae| Polypterus palmas buettikoferi|[65]|Polypteridae| Polypterus palmas buettikoferi|[66]|Polypteridae| Polypterus palmas buettikoferi|[67]|Polypteridae| Polypterus palmas buettikoferi|[68]|Polypteridae| Polypterus palmas buettikoferi|[69]|Polypteridae| Polypterus palmas buettikoferi|[70]|Polypteridae| Polypterus palmas buettikoferi|[71]|Polypteridae| Polypterus teugelsi|[72]|Polypteridae| Polypterus teugelsi|[73]|Polypteridae| Polypterus teugelsi|[74]|Polypteridae| Polypterus teugelsi|[75]|Polypteridae| Polypterus teugelsi|[76]|Polypteridae| Polypterus teugelsi|[77]|Polypteridae| Polypterus teugelsi|[78]|Polypteridae| Polypterus teugelsi|[79]|Polypteridae| Polypterus teugelsi|[80]|Polypteridae| Polypterus palmas polli|[81]|Polypteridae| Polypterus palmas polli|[82]|Polypteridae| Polypterus palmas polli|[83]|Polypteridae| Polypterus palmas polli|[84]|Polypteridae| Polypterus palmas polli|[85]|Polypteridae| Polypterus palmas polli|[86]|Polypteridae| Polypterus palmas polli|[87]|Polypteridae| Polypterus palmas|[88]|Democratic Republic of the Congo|Polypteridae| Polypterus palmas|[89]|Democratic Republic of the Congo|Polypteridae| Polypterus delhezi|[90]|Polypteridae| Polypterus