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Hydraenida, Taxa Only, Exact Match: 100 Treatments

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Prosthetopinae     Perkins, Philip D., 2017, Hydraenidae of Madagascar (Insecta: Coleoptera), Zootaxa 4342 (1), pp. 1-264 : 170 170
Hydraena (Hydraenopsis) quadricollis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 277 277
Limnebius sanctimontis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 277 277
Ochthebius (Asiobates) abeillei     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278 278
Ochthebius (Asiobates) minervius subsp. semechonitis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278 278
Ochthebius (Ochthebius) corrugatus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278 278
Ochthebius (Ochthebius) lividipennis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278 278
Ochthebius (Ochthebius) meridionalis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278 278
Ochthebius (Ochthebius) pilosus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 278-279 278-279
Ochthebius (Ochthebius) quadrifoveolatus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279 279
Ochthebius (Ochthebius) ragusae     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279 279
Ochthebius (Ochthebius) salinator     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279 279
Ochthebius (Ochthebius) subpictus subsp. subpictus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279 279
Ochthebius (Ochthebius) thermalis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279 279
Ochthebius (Ochthebius) viridescens     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 279-280 279-280
Ochthebius (Ochthebius) wewalkai     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Limnebius nitidus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Ochthebius) atriceps     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Ochthebius) auropallens     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Ochthebius) difficilis     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Asiobates) minimus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Ochthebius) punctatus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 280 280
Ochthebius (Asiobates) rugulosus     Salah, Mohamed, Cueto, Juan Antonio Régil & Valladares, Luis F., 2014, An annotated checklist of the aquatic Polyphaga (Coleoptera) of Egypt I. Family Hydraenidae, Zootaxa 3873 (3), pp. 275-284 : 281 281
Hydraena (Hydraena) audisioi     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 105 105
Hydraena (Hydraena) cordata     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 106 106
Hydraena (Hydraena) leprieuri     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 106 106
Hydraena (Hydraena) mouzaiensis     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 106 106
Hydraena (Hydraena) numidica     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 106-107 106-107
Hydraena (Hydraena) pici     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 107 107
Hydraena (Hydraena) rivularis     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 107 107
Hydraena (Hydraena) testacea     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 107 107
Limnebius evanescens     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 108 108
Limnebius pilicauda     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 108 108
Ochthebius (Asiobates) bonnairei     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 108 108
Ochthebius (Asiobates) dilatatus     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 108 108
Ochthebius (Ochthebius) bifoveolatus     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 109 109
Ochthebius (Ochthebius) difficilis     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 109 109
Ochthebius (Ochthebius) poweri     Lamine, Smail, Lounaci, Abdelkader & Bennas, Nard, 2019, Biodiversity and chorology of aquatic beetles (Coleoptera: Elmidae and Hydraenidae) in Kabylia (central-north Algeria). New records and updates, Zootaxa 4700 (1), pp. 102-116 : 109 109
Aulacochthebius narentinus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 100 100
Hydraena canakcioglui     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 100 100
Hydraena gracilis     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 101 101
Hydraena pulchella     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 101 101
Laeliaena sparsa     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 101 101
Micragasma paradoxum     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 101 101
Ochthebius (Asiobates) depressus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 102 102
Ochthebius (Asiobates) flavipes     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 102 102
Ochthebius (Asiobates) nonaginta     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 102 102
Ochthebius (Asiobates) minimus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 103 103
Ochthebius (Asiobates) perdurus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 103 103
Ochthebius (Asiobates) remotus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 103 103
Ochthebius bellstedti     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 103 103
Ochthebius bernhardi     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 104 104
Ochthebius depressionis     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 104 104
Ochthebius erzerumi     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 104 104
Ochthebius evanescens     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 104 104
Ochthebius fausti     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 105 105
Ochthebius foveolatus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 105 105
Ochthebius hauseri     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 105 105
Ochthebius jermakovi     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 105 105
Ochthebius joosti     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 106 106
Ochthebius meridionalis     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 106 106
Ochthebius peisonis     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 106 106
Ochthebius pusillus     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 106 106
Ochthebius yoshitomii     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 107 107
Ochthebius zugmayeri     PROKIN, Alexander A., LITOVKIN, Stanislav V. & JÄCH, Manfred A., 2015, New records of Hydraenidae and Elmidae (Coleoptera) from Russia and adjacent countries, Fragmenta Faunistica 58 (2), pp. 99-110 : 107 107
Hydraena cameroconcava   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 9 9
Hydraena camerocontrasta   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 9-10 9-10
Hydraena camerocorona   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 10-11 10-11
Hydraena camerojocula   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 11 11
Hydraena cameroovala   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 11-12 11-12
Hydraena camerosicula   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 12-13 12-13
Hydraena cameroclandestina   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 13 13
Hydraena camerocomplexa   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 13-14 13-14
Hydraena camerocrebrata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 14-15 14-15
Hydraena camerocubita   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 15 15
Hydraena camerocurvata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 15-16 15-16
Hydraena camerofoveata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 16 16
Hydraena cameropetila   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 17 17
Hydraena cameroancylis   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 17-18 17-18
Hydraena camerocompacta   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 18 18
Hydraena camerocompressa   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 18-19 18-19
Hydraena cameroconfinis   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 19-20 19-20
Hydraena camerolatula   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 20 20
Hydraena cameropalmula   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 21 21
Hydraena millenaria   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 21-22 21-22
Hydraena camerocarinata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 22 22
Hydraena camerosemicordata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 22-23 22-23
Hydraena cameroarida   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 23-24 23-24
Hydraena camerobuloba   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 24 24
Hydraena camerocameola   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 24-25 24-25
Hydraena camerocontinua   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 25-26 25-26
Hydraena cameroconvexa   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 26 26
Hydraena camerocordata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 26-27 26-27
Hydraena camerodidacta   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 27-28 27-28
Hydraena camerodigita   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 28 28
Hydraena cameroflagellata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 28-29 28-29
Hydraena cameroradiata   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 29 29
Hydraena camerosetosa   sp. nov.  Perkins, Philip D., 2022, Thirty-three new species of water beetles in the genus Hydraena Kugelann from Cameroon (Coleoptera: Hydraenidae), Zootaxa 5203 (1), pp. 1-66 : 29-30 29-30
Mesoceration caniplenum   sp. nov.  Bilton, David T., 2015, New species and new records of Mesoceration Janssens, 1967 from South Africa (Coleoptera, Hydraenidae), Zootaxa 3972 (4), pp. 495-520 : 496-497 496-497
Mesoceration foggoi   sp. nov.  Bilton, David T., 2015, New species and new records of Mesoceration Janssens, 1967 from South Africa (Coleoptera, Hydraenidae), Zootaxa 3972 (4), pp. 495-520 : 500-501 500-501

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Specimens