Rhantus is a genus of beetle in family Dytiscidae. There are about 100 species distributed worldwide. They often live in pools and marshy habitat types. Several species have colonized oceanic islands and become endemics.
This genus is paraphyletic and will likely be revised, redefined, and split into several groups in future studies. As a result of research published in 2017 by Balke et al., 17 species were moved from Rhantus to the genera Nartus, Meridiorhantus, Caperhantus, and Carabdytes.
Species
These species belong to the genus Rhantus:
- Rhantus advena <small>Sharp, 1882</small>
- Rhantus alluaudi <small>Peschet, 1910</small>
- Rhantus andinus <small>Balke, 1998</small>
- Rhantus anggi <small>Balke, 2001</small>
- Rhantus anisonychus <small>Crotch, 1873</small>
- Rhantus annectens <small>Sharp, 1882</small>
- Rhantus atricolor <small>(Aubé, 1838)</small>
- Rhantus bacchusi <small>Balke, 2001</small>
- Rhantus binotatus <small>(Harris, 1828)</small>
- Rhantus bistriatus <small>(Bergsträsser, 1778)</small>
- Rhantus blancasi <small>Guignot, 1955</small>
- Rhantus bohlei <small>Balke, Roughley, Sondermann & Spangler, 2002</small>
- Rhantus bouvieri <small>Régimbart, 1900</small>
- Rhantus bula <small>Balke, Wewalka, Alarie & Ribera, 2007</small>
- Rhantus calileguai <small>Trémouilles, 1984</small>
- Rhantus capensis <small>(Aubé, 1838)</small>
- Rhantus cheesmanae <small>Balke, 1993</small>
- Rhantus colymbitoides <small>Gschwendtner, 1932</small>
- Rhantus concolorans <small>(Wallengren, 1881)</small>
- Rhantus consimilis <small>Motschulsky, 1859</small>
- Rhantus consputus <small>(Sturm, 1834)</small>
- Rhantus crypticus <small>Balke, 1992</small>
- Rhantus dani <small>Balke, 2001</small>
- Rhantus debilis <small>Sharp, 1882</small>
- Rhantus discicollis <small>(Aubé, 1838)</small>
- Rhantus duponti <small>(Aubé, 1838)</small>
- Rhantus ekari <small>Balke & Hendrich, 1992</small>
- Rhantus elegans <small>C.O. Waterhouse, 1895</small>
- Rhantus elisabethae <small>Balke, Kinibel & Sagata, 2007</small>
- Rhantus englundi <small>Balke & Ramsdale, 2006</small>
- Rhantus erraticus <small>Sharp, 1884</small>
- Rhantus exsoletus <small>(Forster, 1771)</small>
- Rhantus fengi <small>Zhao, Jia & Balke, 2011</small>
- Rhantus fennicus <small>Huldén, 1982</small>
- Rhantus formosanus <small>Kamiya, 1938</small>
- Rhantus franzi <small>Balke, 1998</small>
- Rhantus friedrichi <small>Falkenström, 1936</small>
- Rhantus frontalis <small>(Marsham, 1802)</small>
- Rhantus galapagoensis <small>Balke & Peck, 1993</small>
- Rhantus gogonensis <small>Wewalka, 1975</small>
- Rhantus gutticollis <small>(Say, 1830)</small>
- Rhantus hiekei <small>Balke, 1993</small>
- Rhantus hispanicus <small>Sharp, 1882</small>
- Rhantus includens <small>(Walker, 1871)</small>
- Rhantus incognitus <small>Scholz, 1927</small>
- Rhantus interclusus <small>(Walker, 1858)</small>
- Rhantus intermedius <small>Balke, 1993</small>
- Rhantus kakapupu <small>Balke, 2001</small>
- Rhantus kini <small>Balke, Wewalka, Alarie & Ribera, 2007</small>
- Rhantus latitans <small>Sharp, 1882</small>
- Rhantus latus <small>(Fairmaire, 1869)</small>
- Rhantus leuser <small>Balke, 1998</small>
- Rhantus liopteroides <small>Zimmermann, 1927</small>
- Rhantus longulus <small>Régimbart, 1895</small>
- Rhantus manjakatompo <small>Pederzani & Rocchi, 2009</small>
- Rhantus notaticollis <small>(Aubé, 1837)</small>
- Rhantus obscuricollis <small>(Aubé, 1838)</small>
- Rhantus ovalis <small>Gschwendtner, 1936</small>
- Rhantus papuanus <small>J. Balfour-Browne, 1939</small>
- Rhantus pederzanii <small>Toledo & Mazzoldi, 1996</small>
- Rhantus peruvianus <small>Guignot, 1955</small>
- Rhantus phocaenarum <small>Guignot, 1957</small>
- Rhantus riedeli <small>Balke, 2001</small>
- Rhantus rohani <small>Peschet, 1924</small>
- Rhantus rufus <small>Zimmermann, 1922</small>
- Rhantus rugulosus <small>Régimbart, 1899</small>
- Rhantus schauinslandi <small>Ordish, 1989</small>
- Rhantus schereri <small>Balke, 1990</small>
- Rhantus selkirki <small>Jäch, Balke & Michat, 2014</small>
- Rhantus sericans <small>Sharp, 1882</small>
- Rhantus sexualis <small>Zimmermann, 1919</small>
- Rhantus signatus <small>(Fabricius, 1775)</small>
- Rhantus sikkimensis <small>Régimbart, 1899</small>
- Rhantus simulans <small>Régimbart, 1908</small>
- Rhantus socialis <small>(C.O. Waterhouse, 1876)</small>
- Rhantus souzannae <small>Balke, 1990</small>
- Rhantus supranubicus <small>Balke, 2001</small>
- Rhantus suturalis <small>(W.S. Macleay, 1825)</small>
- Rhantus suturellus <small>(Harris, 1828)</small>
- Rhantus taprobanicus <small>Sharp, 1890</small>
- Rhantus thibetanus <small>Régimbart, 1899</small>
- Rhantus tigris <small>Balke, 1995</small>
- Rhantus tristanicola <small>(Brinck, 1948)</small>
- Rhantus vermiculatus <small>Motschulsky, 1860</small>
- Rhantus vicinus <small>(Aubé, 1838)</small>
- Rhantus vinsoni <small>Balke, 1992</small>
- Rhantus vitiensis <small>J. Balfour-Browne, 1944</small>
- Rhantus wallisi <small>Hatch, 1953</small>
- Rhantus wittei <small>Gschwendtner, 1938</small>
- Rhantus yessoensis <small>Sharp, 1891</small>
- â Rhantus praesuturellus <small>Nomnicki, 1894</small>
References