• Title/Summary/Keyword: one new species

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Two Marine Sponges of the Family Ancorinidae (Demospongiae: Astrophorida) from Korea

  • Shim, Eun Jung;Sim, Chung Ja
    • Animal Systematics, Evolution and Diversity
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    • v.29 no.1
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    • pp.31-35
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    • 2013
  • Two sponges, Stelletta subtilis (Sollas, 1886) and Stryphnus sollasi n. sp., were collected from depth of 24-30 m at Jeju-do Island and Chuja-do Island by SCUBA diving from July 2003 to June 2010. The new species Stryphnus sollasi n. sp is similar with Stryphnus niger Sollas, 1886 in the composition of spicules, however they differ in colour and spicule size. This new species has smaller oxeas and larger oxyasters than those of S. niger. This new species has two size categories of oxyaster but S. niger has one size category of oxyaster. The colour of S. sollasi n. sp is white, but the latter puce black. Stelletta subtilis (Sollas, 1886) is first recorded in Korean fauna.

Corydalis misandra B.U.Oh: A new species of Corydalis sect. Corydalis (Fumariaceae) from Korea (각시현호색: 한국에서 발견된 현호색속 현호색절의 1신종)

  • Oh, Byoung-Un;Choi, Hyeok-Jae
    • Korean Journal of Plant Taxonomy
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    • v.36 no.2
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    • pp.137-144
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    • 2006
  • A new species of Corydalis sect. Corydalis (Fumariaceae), C. misandra B.U.Oh, is described from the provinces of Gyonggi-do and Gangwon-do in Korea. The new species is distinct from its close relative C. namdoensis in having elliptic or linear leaflet shape, entire or slightly dentate bract apex, broad and rhomboidal lower outer petal, 14 papillate stigma, oblong stamen and linear capsule with one rowed seeds, etc.

Pythium subutonaiense, A New Aquatic Oomycete from Southern China Based on Morphological and Molecular Characters

  • Chen, Jia-Jia;Zheng, Xiao-Bo
    • Mycobiology
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    • v.47 no.3
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    • pp.273-279
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    • 2019
  • A new species, Pythium subutonaiense, isolated from aquatic environments (lake) in China is being described based on morphological characters and molecular evidence. The isolates grew at temperatures between $5^{\circ}C$ and $38^{\circ}C$, and the optimum temperature was $30^{\circ}C$, with a radial growth rate of 17.6 mm at $25^{\circ}C$ per day. It is homothallic and characterized by globose to sub-globose shaped and mostly terminal or sometimes catenulate hyphal swellings, filamentous non-inflated sporangia, and smooth oogonia with hypogynous and monoclinous antheridia that contained one plerotic oospore. In phylogenetic analysis, inferred based on the internal transcribed spacer region of the ribosomal RNA gene and mitochondrial cytochrome c oxidase subunit 1 gene, the new species formed a distinct lineage in Pythium clade B. Differences between the new species and phylogenetically related and morphologically similar species are discussed.

Neriene bovista sp. nov., a new sheet-web spider (Araneae: Linyphiidae) from Korea

  • Lee, Sue Yeon;Yoo, Jung Sun;Kim, Seung Tae
    • Journal of Species Research
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    • v.11 no.2
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    • pp.94-97
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    • 2022
  • Linyphiidae Blackwall, 1859 is one of the most diverse and largest families within the order Araneae Clerck, 1757. Of the currently 60 valid species of the genus Neriene Blackwall, 1833 worldwide, 10 species are distributed in Korea. The males of the new sheet-web spider Neriene bovista sp. nov. were recently collected with a sweep net between the shrubs of mixed forests from the hilly valley with well conserved nature in Uljin-gun, Gyeongsangbuk-do (the middle east coast region) during a seasonal survey of the spider fauna in hilly terrains in 2017-2018. The present study describes a new sheet-web spider, Neriene bovista sp. nov. with a diagnosis, detailed description, morphological illustrations, and a distribution map from Korea. The new species has a characteristic mushroom-like tip of the terminal apophysis, the truncated tip of anterior projection, and the bifurcated lateral projection of the lamella compared to the congeners of the genus Neriene Blackwall, 1833.

On the New Species, Myrmica cadusa, from Korea (Hymenoptera: Formicidae)

  • Kim, Byung-jin;Park, Seong-Joon;Kim, Joong-Hyon
    • Animal cells and systems
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    • v.1 no.3
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    • pp.425-427
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    • 1997
  • One new species of the genus Myrmica was found from Mt. Moak in Chonbuk, Korea. It was named as Myrmica cadusa n. sp. on the basis of external shape of the antennal socket, which is jar-shaped. Accordingly Korean Myrmica now includes 13 species in total.

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Report on Unknown Form, hitherto, of the Genus Octopus from Eastern Coast of Korea

  • Son, Min-Ho;Kim, Mi-Hyang
    • The Korean Journal of Malacology
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    • v.25 no.1
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    • pp.1-4
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    • 2009
  • A specimen of the unknown form of Octopus species was collected from Onsan, Kyungsangnam-do, eastern coast of Korea on 20th June 2004 with a bottom trawl. The specimen distinguished from the other Octopus species reported hitherto by its extremely short 2nd pair of arm and hectocotilization of the right 4th arm. It may be described, therefore, as new species, but only one specimen was collected unfortunately. A new name will be deferred, consequently, until more specimens will be available in the future.

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