A taxonomic review of the genus Palumbina Rondani, 1876 (Lepidoptera, Gelechiidae, Thiotrichinae) from China, with descriptions of twelve new species Author Ga-Eun Lee 1 Author Houhun Li Author Taeman Han Author Haechul Park text Zootaxa 2018 2018-04-26 4414 1 1 73 journal article 30185 10.11646/zootaxa.4414.1.1 d946ff4d-5c3d-420a-b43a-f43242b52daa 1175-5326 1230220 771BDF83-45B3-4A80-9D10-030DC61BF15C Key to Chinese species of Palumbina based on adults and male genitalia (Excluding P. rugosa sp. nov. ) 1. Forewing without hair pencil in male.................................................................... 2 - Forewing with hair pencil in male...................................................................... 11 2. Coremata present externally, attached to posterior margin bilaterally............................................ 3 - Coremata present interiorly or rarely absent............................................................... 6 3. Vinculum without processes (Fig. 107)......................................................... P. diplobathra - Vinculum with a pair of processes (the macrodelta -group)..................................................... 4 4. Forewing with an inverted triangular or trapezoidal distal patch (Fig. 70), aedeagus strongly coiled (Figs 93, 94)................................................................................................... P. macrodelta - Forewing without an inverted triangular or trapezoidal distal patch, aedeagus sinuous.............................. 5 5. Male labial palpus without hair pencil, valva 1/3 width of uncus, processes of vinculum conical-shaped (Fig. 95)................................................................................................ P. atricha sp. nov. - Male labial palpus with hair pencil, valva as wide as uncus, processes of vinculum digitate (Fig. 96).. P. sigmoides sp. nov. 6. Uncus strongly sclerotized and ventrally with spine-like setae, sacculus under-developed, aedeagus with sclerite not exceeding apex (the nesoclera -group)............................................................................. 7 - Uncus moderately sclerotized and ventrally setose, sacculus well-developed, sclerite of aedeagus exceeding apex........ 8 7. Gnathos apically not pointed, valva bifid distally, anellus lobe digitate, base of aedeagus with dorsal extension (Fig. 97)................................................................................................ P. nesoclera - Gnathos apically pointed, valva not bifid distally, anellus lobe rod-shaped, base of aedeagus without dorsal extension (Fig. 98).................................................................................... P. acinacea sp. nov. 8. Uncus very large, 1/2 length and 2/3 width of tegumen, with long hairs ventrally; sacculus blunt at apex (the grandiunca - group)............................................................................................. 9 - Uncus small, 1/4 length and 1/4¯1/3 width of tegumen, without long hairs ventrally; sacculus pointed at apex (the guerinii - group)............................................................................................. 10 9. Coremata present, gnathos hook pointed apically, valva with apex inwardly pointed (Fig. 91)....... P. grandiunca sp. nov. - Coremata absent, gnathos hook widened apically, valva blunt apically (Fig. 92)............... … P. melanotricha sp. nov. 10. Segment II of male labial palpus with hair pencil reaching basal 1/3 of III, coremata 1/3 length of abdomen, anellus lobe basally not constricted (Fig. 90)........................................................ P. magnisigna sp. nov. - Segment II of male labial palpus with hair pencil nearly reaching apex of III, coremata 1/6 length of abdomen ( Fig. 48 ), anellus lobe with base distinctly constricted (Fig. 89)...................................................... P. oxyprora 11. Male labial palpus slightly exceeding occiput of head; segment III stouter than and twice as long as II (Figs 8, 86); coremata nearly 3/4 length of abdomen ( Fig. 47 )......................................................... P. chelophora - Male labial palpus not exceeding occiput of head; segment III slenderer and shorter than or as long as II; coremata as long as or shorter than 1/2 length of abdomen..................................................................... 12 12. Forewing silvery white with fuscous markings, tegumen with tubercles........................................ 13 - Forewing dark brown with dirty-white markings, tegumen without tubercles.................................... 17 13. Anellus lobe absent ( Fig. 100 )............................................................ P. sineloba sp. nov. - Anellus lobe present................................................................................. 14 14. Segment III of male labial palpus 1/2 length of II, with a needle-like structure (Fig. 12)............... P. acerosa sp. nov. - Segment III of male labial palpus slightly shorter than II, without a needle-like structure........................... 15 15. Process of juxta absent, valva with spine-like setae (Fig. 101)................................. P. spinevalva sp. nov. - Process of juxta present, valva without spine-like setae..................................................... 16 16. Process of juxta triangular, valva gradually narrowing toward apex, anellus lobe with apex pointed (Fig. 103)............................................................................................... P. triangularis sp. nov. - Process of juxta digitate, valva broadened near apex, anellus lobe with apex blunt (Fig. 99).................. P. pylartis 17. Forewing with a V-shaped basal marking at basal 1/4 (Fig. 85)................................. P. acuticula sp. nov. - Forewing with zigzagged antemedian fasciae (Fig. 83)............................................... P. operaria