Steriphus Erichson, 1842

Morrone, Juan J., 2013, The subtribes and genera of the tribe Listroderini (Coleoptera, Curculionidae, Cyclominae): Phylogenetic analysis with systematic and biogeographical accounts, ZooKeys 273, pp. 15-71 : 33-34

Steriphus Erichson, 1842

Steriphus Erichson, 1842: 190.

Desiantha Pascoe, 1870: 193 (type species: Desiantha caudata Pascoe, 1870, subsequent designation by Zimmerman 1994: 697).

Brexius Pascoe, 1870: 201 (type species: Brexius murinus Pascoe, 1870, subsequent designation by Zimmerman 1994: 697).

Dryopais Broun, 1885: 387 (type species: Dryopais variabilis Broun, 1885, by indication, monotypy).

Xerostygnus Broun, 1903: 79 (type species: Xerostygnus binodulus Broun, 1903, by indication, monotypy).

Type species.

Steriphus solidus Erichson, 1842 (by indication, monotypy).

Diagnosis.

Small to very small (3.0-6.5 mm); vestiture of subcircular scales and setae; scape long (surpassing posterior margin of eye when resting in scrobe); elytra with anteapical tubercle.

Relationships.

Steriphus is the sister genus to the American genus Listronotus .

Species included.

Steriphus albidoparsus (Lea, 1928); Steriphus alpinus (Lea, 1928); Steriphus angusticollis (Pascoe, 1870); Steriphus ascitus (Pascoe, 1876); Steriphus binodulus Broun, 1903; Steriphus caudatus (Pascoe, 1870); Steriphus curvisetosus (Lea, 1928); Steriphus diversipes (Pascoe,1870); Steriphus humeralis (Lea, 1928); Steriphus incotaminatus (Lea, 1899); Steriphus inermis (Lea, 1928); Steriphus irrasus (Lea, 1899); Steriphus longus (Lea, 1928); Steriphus major (Blackburn, 1890); Steriphus mecaspis (Lea, 1899); Steriphus metallicus (Lea, 1928); Steriphus mucronatus (Lea, 1928); Steriphus murinus (Pascoe, 1870); Steriphus parvicornis (Lea, 1928); Steriphus parvonigrus (Lea, 1928); Steriphus parvus (Blackburn, 1890); Steriphus pullus (Broun, 1910); Steriphus sericeus (Blackburn, 1890); Steriphus solidus Erichson, 1842; Steriphus stenoderes (Lea, 1928); Steriphus variabilis (Broun, 1885); Steriphus vittatus (Blackburn, 1893).

Host plants.

Steriphus ascitus : Baumea articulata (R. Br.) Blake, Baumea rubiginosa (Spreng.) Boeck., Scirpus fluviatilis (Torr.) Sojak ( Cyperaceae ) and Typha orientalis C. B. Presl. ( Typhaceae ); Steriphus diversipes : Medicago sativa L. ( Fabaceae ) and Rumex acetosella L. ( Polygonaceae ); Steriphus variabilis : Cotula spp. ( Asteraceae ), Dichondra sp. ( Convolvulaceae ) and Myriophyllum sp. ( Haloragaceae ) (May, 1977; Kuschel, 1990).

Immature stages.

Steriphus ascitus , Steriphus caudatus , Steriphus diversipes and Steriphus variabilis (May, 1970, 1977, 1993, 1994).

Geographical distribution.

Australia and New Zealand ( Schenkling and Marshall 1931; Kuschel 1972, 1990; May 1977; Zimmerman 1994).

Material examined.

Steriphus ascitus (MZFC) and Steriphus variabilis (MZFC).