| Genus and Selected Species | Image |
| Napodytes boki |  |
| Nartus grapii |  |
| Nebrioporus martinii |  |
| Necterosoma penicillatum |  |
| Nectoboreus aequinoctialis |  |
| Nectomimus okulovi | |
| Nectoporus congruus |  |
| Neobidessodes grossus |  |
| Neobidessus pulloides |  |
| Neoclypeodytes cinctellus |  |
| Neonectes natrix |  |
| Neoporus dilatatus |  |
| Neoscutopterus hornii |  |
| Neptosternus schoedli |  |
| Ngaliadessus humphreysi |  |
| Nilssondytes diversus |  |
| Notaticus fasciatus |  |
| Novadessus viracocha | |
| Onychohydrus scutellaris |  |
| Oreodytes sanmarkii |  |
| Pachydrus princeps |  |
| Pachynectes costulife | |
| Palaeodytes baissiensis |  |
| Papuadessus pakdjoko |  |
| Paramegadytes glaucus |  |
| Paroster macrosturtensis |  |
| Peschetius carinipennis |  |
| Petrodessus conatus | |
| Philaccolilus bellissimus |  |
| Philaccolus elongatus | |
| Philodytes umbrinus |  |
| Phreatodessus hades | |
| Platambus maculatus |  |
| Platydytes coarctaticollis | |
| Platynectes wewalkai |  |
| Porhydrus lineatus |  |
| Primospes suturalis | |
| Procoelambus macrocephalus |  |
| Pseuduvarus vitticollis |  |
| Psychopomporus felipi | |
| Pteroporus antiquus | |
| Queda hydrovatoides |  |
| Regimbartina pruinosa | |
| Rhantaticus congestus |  |
| Rhantus suturellus |  |
| Rhithrodytes pantaleoniis |  |
| Rompindessus jenisi |  |
| Sandracottus bakewellii |  |
| Sanfilippodytes rossi |  |
| Scarodytes halensis |  |
| Sekaliporus kriegi |  |
| Sharphydrus capensis | |
| Siamoporus deharvengi | |
| Siettitia avenionensis |  |
| Sinodessus tianmingyii |  |
| Sinodytes hubbardi | |
| Sinoporus tianmingyii |  |
| Spanglerodessus shorti | |
| Spencerhydrus latecinctus |  |
| Sternhydrus atratus | |
| Sternopriscus hansardii |  |
| Stictonectes lepidus |  |
| Stictotarsus duodecimpustulatus |  |
| Stygoporus oregonensis |  |
| Suphisellus insularis |  |
| Tassilodytes parisii |  |
| Tepuidessus breweri | |
| Thermonectus nigrofasciatus |  |
| Tikoloshanes eretiformis | |
| Tiporus emmae |  |
| Trichonectes otini | |
| Trogloguignotus concii |  |
| Tyndallhydrus caraboides | |
| Typhlodessus monteithi |  |
| Uvarus lacustris |  |
| Vatellus mexicanus |  |
| Yola deviata |  |
| Yolina elegantula |  |
| Zaitzevhydrus formaster | |
| Zimpherus nancae |  |