Liocrobyla indigofera Liu, Wang & Wang, 2018

Kim, Da-Som, Lee, Ji-Young & Byun, Bong-Kyu, 2023, Review of the genus Liocrobyla (Lepidoptera, Gracillariidae, Ornixolinae) from Korea, with description of one newly-recorded species, Biodiversity Data Journal 11, pp. 115509-115509 : 115509

Liocrobyla indigofera Liu, Wang & Wang, 2018

Materials

Type status: Other material. Occurrence: catalogNumber: HNU_DNA_1858 ; individualCount: 1; sex: female; otherCatalogNumbers: gen.slide no. HNUSEL-5530; Taxon: taxonID: HNU_DNA_1858; scientificNameID: Liocrobyla indigofera Liu, Wang & Wang, 2018; phylum: Arthropoda; class: Insecta; order: Lepidoptera; family: Gracillariidae; genus: Liocrobyla; Location: country: South Korea; stateProvince: Gyeonggi-do; county: Yeoncheon-gun; verbatimLatitude: 38.076944; verbatimLongitude: 127.136694; Event: year: 2018; month: 8; day: 9

Description

Redescription

Adult (Fig. 1 C). Head dark grey; frons white with a tuft of blackish fuscous scales below scape; maxillary palpus pale ochrous with black band on apical of each segment; labial palpus white, blackish band on sub-base of each segment with a black spot on apex; each segment of antenna black and much lighter to base; scape fuscous with a dorsal black line. Thorax pale ochrous mixed with blackish tiny scales; tegular dark fuscous; legs white with blackish fuscous rings. Wingspan 6.0 mm. Forewing ground colour fuscous with a bronze dorsal marginal stripe; a white spot on 1/6 to base just above bronze marginal stripe; a short obliquely white stria beginning on bronze marginal stripe at a half of forewing; a white costa-stria at 1/3 to base and reached to 1/5 on width of forewing; more long white costa-stria at a half of forewing and stretched near wing fold; a roundly bent and narrow white stria on apex with a blackish spot on apex between white spot. Hind-wing grey and cilia long.

Female genitalia (Fig. 2 H). Papillae anales well sclerotised with long setae on apex; apophyses posteriores are more stout and broad than anteriores. Ostium bursae moderated in opening size; antrum well sclerotised as long as apophyses anteriores. Ductus bursae are entirely sclerotised and curved to S-shaped on the median; ductus seminalis originated near the antrum. Corpus bursae membranous, slightly reduced and ovate without signum.

Distribution

Korea (new record), China.

Notes

This species is reported from Korea for the first time.

Host plant

Indigofera kirilowii Palib. [ Fabaceae ] in Korea (in this study). I. kirilowii Palib., I. tinctoria L. [ Fabaceae ] in China ( Liu et al. 2018, De Prins and De Prins 2011).

Figures

Figure 1. Adults of genus Liocrobyla. A. L. brachybotrys (gen. slide no. HNUSEL- 5529); B. L. desmodiella (gen. slide no. HNUSEL- 5321); C. L. indigofera (gen. slide no. HNUSEL- 5530); D. L. kumatai (gen. slide no. HNUSEL- 5528); E. L. lobata (gen. slide no. HNUSEL- 5320).

Figure 2. Male and Female genitalia of Liocrobyla: F. L. brachybotrys (♂, gen. slide no. HNUSEL- 5529), G. L. desmodiella (♂, gen. slide no. HNUSEL- 5319), H. L. indigofera (♀, gen. slide no. HNUSEL- 5530), I. L. kumatai (♀, gen. slide no. HNUSEL- 5528), J. L. lobata (♀, gen. slide no. HNUSEL- 5320) (scale bars: 0.5 mm).