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Linský, Marek & Matsumoto, Keita, 2026, Generic review and key to all Afrotropical genera of the subfamily Elminae (Coleoptera: Elmidae)

Linský, Marek & Matsumoto, Keita, 2026, Generic review and key to all Afrotropical genera of the subfamily Elminae (Coleoptera: Elmidae), European Journal of Taxonomy 1050, pp. 1-80

publication ID

 https://doi.org/10.5852/ejt.2026.1050.3251

link to original document

 https://doi.org/10.5852/ejt.2026.1050.3251

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Elminae key    3-5
Aspidelmis     5-6
Aspidelmis scutellaris     6
Ctenelmis   sensu stricto  6-7
Aspidelmis perrieri     6
Aspidelmis subfuliginosa     6
Ctenelmis crinipes     7
Ctenelmis elegans     7
Ctenelmis incerta     8
Ctenelmis harrisoni     8
Ctenelmis rufipes     8
Ctenelmis tibialis     9
(Paractenelmis)     9
Ctenelmis (Paractenelmis) discrepans     9
Elmidolia     10
Elmidolia binervosa subsp. binervosa     10
Elmidolia opaca     10
Elpidelmis     11
Elpidelmis capensis     11
Elpidelmis fossicollis     12
Eumicrodinodes bipustulatus     12
Eumicrodinodes     12
Eumicrodinodes quadrimaculatus     13
Eumicrodinodes concolor     13
Exolimnius     13
Helminthocharis     14-15
Exolimnius lateritius     14
Helminthocharis undetermined     15
Helminthocharis abdominalis subsp. nigra     15
Helminthopsis   sensu stricto  15-16
Helminthopsis bifida     16
Helminthopsis undetermined     17-18
Helminthopsis marginalis     17
Helminthopsis gracilis     17
Helminthopsis lucida     17
Helminthopsis perplexa     17
Helminthopsis lepida     17
Helminthopsis melanaria     17
Elmidae     18-19
Helminthopsis (Elmidoliana) medleri     19
Helminthopsis (Elmidoliana) luteopicta subsp. nigeriana     19
Helminthopsis (Elmidoliana) luteopicta subsp. luteopicta     19
Helminthopsis (Elmidoliana) elongata     19
Helminthopsis (Elmidoliana) compacta     19
Helminthopsis (Elmidoliana) machadoi     19
Helminthopsis (Elmidoliana) zambezica subsp. zambezica     20
Helminthopsis (Elmidoliana) micros     20
Helminthopsis (Elmidoliana) rhodesiana     20
Helminthopsis (Elmidoliana) zambezica subsp. arcuata     20
Helminthopsis (Elmidoliana)     20
Helminthopsis (Elmidoliana) propinqua     20
Leielmis     21-22
Lathridelmis     21
Lathridelmis crenicollis     21
Leielmis hirsutus     22
Leielmis georyssoides     22
Leielmis gibbosus     23
Leptelmis     23-24
Leptelmis amoena     24
Leptelmis major     24
Leptelmis costulata     24
Leptelmis collarti     24
Leptelmis fragilis     24
Leptelmis undetermined     25-26
Leptelmis orchymonti     25
Leptelmis sobrina     25
Leptelmis seydeli     25
Lobelmis harrisoni     26
Lobelmis     26
Lobelmis subnigra     27
Lobelmis odiosa     27
Ludyella     27-28
Microdinodes   sensu stricto  28-29
Ludyella corticariiformis     28
Microdinodes bimaculatus     29
Microdinodes balfouri     29
Microdinodes dahli     30
Microdinodes blickenstaffi     30
Microdinodes discedens     30
Microdinodes camerunensis     30
Microdinodes difficilis     30
Microdinodes elegans     31
Microdinodes illustris     31
Microdinodes imagineus     31
Microdinodes guineensis     31
Microdinodes garambanus     31
Microdinodes insolitus     31
Microdinodes jeanneli     31
Microdinodes leleupi     32
Microdinodes nigrolineatus     32-33
Microdinodes marlieri     32
Microdinodes lituratus     32
Microdinodes multimaculatus     32
Microdinodes pilistriatus     33
Microdinodes quadrifasciatus     33
Microdinodes octoguttatus     33
Microdinodes obscurus     33
Microdinodes sexualis     33
Microdinodes simoni     34
Microdinodes tarsalis     34
Microdinodes similis     34
Microdinodes troilus     34
Microdinodes tibialis     34
(Paramicrodinodes)     35-36
Microdinodes venustus     35
Microdinodes villiersi     35
Microdinodes undetermined     35
Pachyelmis     36-37
Microdinodes (Paramicrodinodes) vaalensis     36
Pachyelmis aequata     37
Pachyelmis basilewskyi     37
Pachyelmis bigibbulosa     37
Pachyelmis manca     38
Pachyelmis collarti     38
Pachyelmis distinguenda     38
Pachyelmis madudana     38
Pachyelmis convexa subsp. janssensi     38
Pachyelmis persimilis     38
Pachyelmis undetermined     39
Pachyelmis rufomarginata     39
Pachyelmis regimbarti     39
Pachyelmis upembana     39
Peloriolus     39-40
Peloriolus brunneus     40
Peloriolus granulosus     40
Peloriolus costulatipennis     40
Peloriolus parvulus     41
Peloriolus patruelis     41
Pseudancyronyx     41-42
Pseudancyronyx humeralis subsp. natalensis     42
Pseudancyronyx insignis     42
Pseudancyronyx basilewskyi     42
Pseudancyronyx quadriguttatus     43
Pseudancyronyx posticalis     43
Pseudancyronyx undetermined     43
Pseudancyronyx kivuensis     43
Pseudancyronyx spathifer     43
Pseudancyronyx robustus     43
Pseudelmidolia     44
Pseudelmidolia metatibialis     45
Pseudelmidolia gregaria     45
Pseudelmidolia humilis     45
Pseudelmidolia coriariocollis     45
Pseudelmidolia disconcinna     45
Pseudelmidolia atra     45
Pseudelmidolia fusca     45
Pseudelmidolia starmuhleri     46
Pseudomacronychus     46-47
Pseudelmidolia verrucosa     46
Pseudelmidolia soror     46
Pseudelmidolia nigricula     46
Pseudelmidolia umbrina     46
Pseudelmidolia pallidipennis     46
Pseudomacronychus brevis     47
Pseudomacronychus castaneus subsp. litigiosus     47
Pseudomacronychus castaneus subsp. miliaris     48
Pseudomacronychus castaneus subsp. nitidus     48
Pseudomacronychus ovatus     48
Pseudomacronychus humeralis     48
Pseudomacronychus intermedius     48
Pseudomacronychus rufilabris     48
Pseudomacronychus scutellatus subsp. circumcinctus     49
Pseudomacronychus undetermined     49
Pseudomacronychus scutellatus subsp. scutellatus     49
Pseudomacronychus simulator     49
Pseudomacronychus variolosus     49
Sphragidelmis undetermined     50
Sphragidelmis atomaria     50
Sphragidelmis     50
Stenelmis     51
Stenelmis angolensis     52
Stenelmis carbonaria     52
Stenelmis chappuisi     52
Stenelmis calceata     52
Stenelmis aphela     52
Stenelmis adusta     52
Stenelmis ares     52
Stenelmis gades     53
Stenelmis fastuosa     53
Stenelmis confusa     53
Stenelmis grouvellei     53
Stenelmis cristata     53
Stenelmis decellei     53
Stenelmis phymatodes     54
Stenelmis liberiana     54
Stenelmis nomia     54
Stenelmis hera     54
Stenelmis merella     54
Stenelmis laeticollis     54
Stenelmis scotti     55
Stenelmis thusa     55
Stenelmis planiuscula     55
Stenelmis prusias     55
Stenelmis tarsalis     55
Stenelmis soror     55
Stenelmis simplex subsp. simplex     55
Trachelminthopsis     56
Stenelmis undetermined     56
Tropidelmis     57-58
Trachelminthopsis undetermined     57
Trachelminthopsis terrifera     57
Tropidelmis hintoni     58

Specimens