Zetka Grishin, new genus

http://zoobank.org/ C331EB66-E1BB-4C06-9A8B-22A293353C6D

Type species. Mnasitheus zeteki Bell, 1931 .

Definition. Formerly placed in Styriodes Schaus, 1913 (type species Styriodes lyco Schaus, 1913, in Moncina, Fig. 10–12) this genus does not have close relatives, but belongs in the same clade as Neoxeniades Hayward, 1938 (type species Neoxeniades musarion Hayward, 1938). Keys to K.2.6. in Evans (1955). Can be told apart from its relatives by the following combination of characters: males with long brands over vein 1A+2A and under vein CuA 2 but not above vein CuA 2, antennae as long as forewing discal cell, palpi broad, 3rd segment short, stout, wings and body brown. Genitalia illustrated by Bell (1931: fig. 1), uncus shorter than tegumen, stout, with small rounded arms, gnathos as long as uncus, saccus vestigial, valva twice as long as wide, harpe angled and squared caudad, upturned dorsocephalad, serrated at the dorsal end that protrudes from valva (Bell 1931). In DNA, a combination of the following base pairs is diagnostic: aly1146.42.8:A1629G, aly1222.14.14:T7181A, aly 1405.10.1:C373T, aly251.9.1:C1499T, aly103.32.1:A1000G.

Etymology. The name is a feminine noun in the nominative singular formed from the type species name.

Species included. Only the type species.

Parent taxon. Subtribe Carystina Mabille 1878 .