41 research outputs found

    Two newly recorded species of the genus Herpetogramma (Lepidoptera: Crambidae: Spilomelinae) in Korea

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    AbstractTwo species of the genus Herpetogramma Lederer are reported for the first time in Korea: Herpetogramma licarsisalis (Walker) and Herpetogramma stultalis (Walker). The description, host plants, adult photographs, and pictures of the male and female genitalia are provided

    Species Distribution and Susceptibility to Azole Antifungals of Candida Bloodstream Isolates from Eight University Hospitals in Korea

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    PURPOSE: The incidence of Candida bloodstream infections (BSI) has increased over the past two decades. The rank order of occurrence and the susceptibility to antifungals of the various Candida species causing BSI are important factors driving the establishment of empirical treatment protocols; however, very limited multi-institutional data are available on Candida bloodstream isolates in Korea. MATERIALS AND METHODS: We investigated the susceptibility to azole antifungals and species distribution of 143 Candida bloodstream isolates recovered from eight university hospitals over a six-month period. Minimal inhibitory concentrations (MICs) of fluconazole, itraconazole, and voriconazole for each isolate were determined by the broth microdilution method of the Clinical and Laboratory Standards Institute (CLSI). RESULTS: The Candida species recovered most frequently from the blood cultures was C. albicans (49%), followed by C. parapsilosis (22%), C. tropicalis (14%), and C. glabrata (11%). The MIC ranges for the Candida isolates were 0.125 to 64 microg/mL for fluconazole, 0.03 to 2 microg/mL for itraconazole, and 0.03 to 1 microg/mL for voriconazole. Overall, resistance to fluconazole was found in only 2% of the Candida isolates (3/143), while the dose-dependent susceptibility was found in 6% (8/143). The resistance and dose-dependent susceptibility of itraconazole were found in 4% (6/143) and 14% (20/143) of the isolates, respectively. All bloodstream isolates were susceptible to voriconazole (MIC, < or = 1 microg/mL). CONCLUSION: Our findings show that C. albicans is the most common cause of Candida-related BSI, followed by C. parapsilosis, and that the rates of resistance to azole antifungals are still low among bloodstream isolates in Korea.ope

    Review of the subfamily Aganainae (Lepidoptera, Erebidae) from Cambodia

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    The subfamily Aganainae is reviewed for the first time from Cambodia. Fifteen species of five genera are recognized from Cambodia. Key and diagnoses for the genera and all species are provided. The adults and genitalia are illustrated for all examined species

    Occurrence status of the fall armyworm (Lepidoptera: Noctuidae) in South Korea

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    Suh, Soo-Jung, Choi, Deuk-Soo, Sol-moon, Na (2021): Occurrence status of the fall armyworm (Lepidoptera: Noctuidae) in South Korea. Insecta Mundi 2021 (850): 1-5, DOI: http://doi.org/10.5281/zenodo.504150

    Taxonomic review of Yponomeuta evonymella group in Korea, with a newly recorded species (Lepidoptera, Yponomeutidae, Yponomeutinae)

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    Four species of Yponomeuta were revised from Korea. The following species are recognized as valid: Y. evonymella (Linnaeus), Y. padella (Linnaeus), Y. refrigeratus (Meyrick), and Y. orientalis (Zagulajev). Of them, Y. padella is reported for the first time from Korea. Keywords: Evonymella group, Lepidoptera, New record, Yponomeutida

    Occurrence status of the fall armyworm (Lepidoptera: Noctuidae) in South Korea

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    To respond to the growing risk from Spodoptera frugiperda (J.E. Smith), the migratory fall armyworm (Lepidoptera: Noctuidae), the National Fall Armyworm Surveillance Program (NFASP) for early detection for this pest ran from April to November during 2019 and 2020. The fall armyworm surveillance program involved seasonal monitoring of the pest with pheromone traps placed in fields of cereal crops at high-risk locations. The trapping season ran from early spring to late autumn, with a total deployment of 396 traps. During the survey of 2019 to 2020, a total of 120 male adults of S. frugiperda were captured in these surveillance traps placed in South Korea. Eradication treatments using primary pesticide sprays were applied. Based on a subsequent monitoring and evaluation survey carried out simultaneously, the results indicated that the pest had been eradicated from these localities. Additionally, 20 non-target moth species were captured in the surveillance traps

    Novel Descriptions of Immature Stages of the Forestry Insect Pest, Yponomeuta meguronis (Lepidoptera: Yponomeutidae), with New Records of Its Natural Enemies

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    The genus Yponomeuta is widely known as a forestry insect pest group; however, it is extremely difficult to identify it at the species level because of its small size and morphological complexity. Thus far, only a few major species and host plants, as well as natural enemy information, are known through European research within the limited eastern Palearctic region. In this study, Yponomeuta meguronis Matsumura is revealed to be a severe forestry insect pest for Euonymus japonicus Thunb. (Celastraceae) in Korea, which constitutes part of the western Palearctic region. We observed that numerous tiny larvae caused serious damage to its leaves and partially or entirely covered the tree by making communal silk webs. To rapidly and accurately identify this insect pest in the future, new descriptions of immature stages, including larva and pupa, were provided, along with their adult forms, based on ecological photographs and morphological illustrations. Two natural enemies of Y. meguronis were also recognized for the first time in this study: Herpestomus brunnicornis (Gravenhorst) (Hymenoptera: Ichneumonidae) was revealed as a parasitoid, and Xanthandrus comtus (Harris) (Diptera: Syrphidae) was presented as a predator.N

    Anarsia didymopa Meyrick 1916

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    16. Anarsia didymopa Meyrick, 1916 (Figs. 16, 37, 55) Anarsia didymopa Meyrick, 1916: 583; Meyrick, 1925: 153; Clarke, 1969: 242; Park & Ponomarenko, 1996: 40. Ananarsia didymopa; Ponomarenko, 1997: 51, 2009: 340. TL: Bengal, India. The type in BMNH. Diagnosis. The species is superficially similar to A. patulella Walker, with a similar costal patch and discal blotch on the forewing, but it can be distinguished by the left valva of male genitalia with a hook-shaped process basally. Male genitalia (Figs. 55): Uncus slightly curved, with acute apex. Tegumen narrow, as long as valva. Left valva with a hook-shaped process basally, shorter than 1 / 3 the length of valva; right valva strongly convex near 1 / 3 on costal margin. Phallus short, shorter than 1 / 2 the length of valva. Material examined. VIETNAM: 1 &male;, Vinh Phuc Prov., Tam Dao Nat. Park, 750m, 30 vii 2006 (Park, Chae, & Cuong), gen. slide no. CIS- 6422. Distribution. Vietnam (Vinh Phuc Prov.), India, Thailand. Remark. The species was described from Bengal, India, based on a single male. Park and Ponomarenko (1996) reported it from Thailand.Published as part of Bae, Yang-Seop, Shin, Young-Min, Na, Sol-Moon & Park, Kyu-Tek, 2016, The genus Anarsia in Cambodia and the Northern Vietnam (Lepidoptera, Gelechiidae), with descriptions of ten new species and a catalogue of the genus in the Central-East Asia, pp. 227-252 in Zootaxa 4061 (3) on page 239, DOI: 10.11646/zootaxa.4061.3.2, http://zenodo.org/record/26696

    The genus Anarsia in Cambodia and the Northern Vietnam (Lepidoptera, Gelechiidae), with descriptions of ten new species and a catalogue of the genus in the Central-East Asia

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    Bae, Yang-Seop, Shin, Young-Min, Na, Sol-Moon, Park, Kyu-Tek (2016): The genus Anarsia in Cambodia and the Northern Vietnam (Lepidoptera, Gelechiidae), with descriptions of ten new species and a catalogue of the genus in the Central-East Asia. Zootaxa 4061 (3): 227-252, DOI: 10.11646/zootaxa.4061.3.

    Anarsia isogona Meyrick 1913

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    2. Anarsia isogona Meyrick, 1913, comb. rev. (Figs. 2, 23, 42, 42 a–b) Anarsia isogona Meyrick, 1913: 169; Meyrick, 1925: 153; Caradja & Meyrick, 1935: 69; Clark, 1969: 245; Park, 1995: 60; Ueda, 1997: 79. Ananarsia isogona; Ponomarenko, 1997: 52, 2009: 341. TL: India, Nilgiris. The holotype in BMNH. Diagnosis. Adult (Figs. 2, 23): Wingspan, 10.5–11.0 mm. The species is superficially similar to the following species, A. paraisogona Park & Ponomarenko, 1995, with the elongated forewing and having a large subtriangular costal patch medially, but can be distinguished by the lack of a long hair pencil on the underside of the forewing. The hindwing is grayish with the anterior expansion developed to beyond middle, and the venation with M 2 close to M 3 basally, M 3 and CuA 1 connate and with acute apex. The male genitalia also have quite different characteristics: such as different shapes of valvae, especially the long-stalked, palmately modified scales Male genitalia (Figs. 42, 42 a): Abdominal sternite VIII rounded on caudal margin, with long hair pencils laterally. Uncus rather short; socius semiovate. Tegumen about as long as valva, slightly expanded laterally beyond middle. Left valve broad in basal 3 / 5, outer margin abruptly truncated, then very narrowed, tapered; basal process slender, curved, tapered, acute apically; patch of long-stalked palmately modified scales occupying in distal half. Right valve more or less similar to left one, but ventral margin gently rounded, with a very small basal process. Phallus slender, tapered, about 2 / 3 the length of left valva. Material examined. VIETNAM: 1 &male;, Vinh Phuc Prov., Tam Dao Nat. Park, 750m, 30 vii 2006 (Park, Chae, & Cuong), gen. slide no. CIS- 6434; 1 &male;, same locality, 450 m, 15 viii 2006 (KT Park, MY Kim, & MY Chae). Host plant. Schima sp. (Theaceae) (Sakamaki, 2013). Distribution. India, China (Taiwan: Taoyuan Co.) Vietnam (new record; Vinh Phuc Prov.), Japan. Remarks. Slight morphological differences in male genitalia are found between Taiwan (Fig. 42 b) and Japan specimens: Vietnam specimen has the ventral margin of valva strongly angled beyond middle and the abdominal sternite VIII rounded on caudal margin, not concave at middle. The Vietnam specimens are tentatively treated as conspecific in this paper. However, these differences should be re-examined in detail when additional material is available.Published as part of Bae, Yang-Seop, Shin, Young-Min, Na, Sol-Moon & Park, Kyu-Tek, 2016, The genus Anarsia in Cambodia and the Northern Vietnam (Lepidoptera, Gelechiidae), with descriptions of ten new species and a catalogue of the genus in the Central-East Asia, pp. 227-252 in Zootaxa 4061 (3) on page 230, DOI: 10.11646/zootaxa.4061.3.2, http://zenodo.org/record/26696
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