Phycosoma japonicum (Yoshida, 1985)

SPECIES |   ACCEPTED

LSID: urn:lsid:nmbe.ch:spidersp:007404

Permalink: https://wsc.nmbe.ch/lsid/urn:lsid:nmbe.ch:spidersp:007404

Described:

Distribution: China, Korea, Japan

External Resources*: GBIF

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Taxonomic References
Pholcomma japonicum Yoshida, 1985c: 10, f. 3, 8-10 (Df) Original description
Pholcomma amamiensis Yoshida, 1985c: 11, f. 4-5, 11-12 (Df) [urn:lsid:nmbe.ch:spidersp:007341]
Pholcomma japonicum Yoshida, 1989b: 318, f. 4M (f)
Dipoena japonica Yoshida, 1991e: 33, f. 1, 3-4 (f, T from Pholcomma; f. 2 see Phycosoma martinae)
Dipoena amamiensis Yoshida, 1991e: 35 (T from Pholcomma; m f. 5-6 see Lasaeola okinawana)
Dipoena amamiensis Zhu, 1992: 108, f. 1-4 (f, may be that of D. sticta)
Dipoena amamiensis Paik, 1995c: 33, f. 7-12 (f)
Dipoena kayaensis Paik, 1996e: 42, f. 1-14 (Dmf) [urn:lsid:nmbe.ch:spidersp:007406]
Dipoena japonica Kim & Kim, 1997: 20, f. 1-5 (f)
Dipoena amamiensis Zhu, 1998: 242, f. 159A-D (f, may be that of D. sticta; m f. 159E see Lasaeola okinawana)
Dipoena amamiensis Song, Zhu & Chen, 1999: 110, f. 53G-H (f; m f. 53M see Lasaeola okinawana)
Dipoena japonica Yoshida & Ono, 2000: 128, f. 1-6 (mf, S of Dipoena kayaensis)
Dipoena amamiensis Yoshida & Ono, 2000: 130, f. 7-10 (Dmf)
Dipoena amamiensis Marusik & Koponen, 2000: 65 (S of Dipoena kayaensis; but S of D. kayaensis with D. japonica by Yoshida & Ono, 2000: 128 accepted by Platnick)
Trigonobothrys amamiensis Yoshida, 2002a: 14, f. 6 (m, T from Dipoena)
Trigonobothrys japonicus Yoshida, 2002a: 14 (T from Dipoena)
Trigonobothrys amamiensis Yoshida, 2003a: 177, f. 489-492 (mf)
Trigonobothrys japonicus Yoshida, 2003a: 175, f. 483-488 (mf)
Phycosoma amamiense Fitzgerald & Sirvid, 2004: 10 (T from Trigonobothrys)
Phycosoma japonicum Fitzgerald & Sirvid, 2004: 10 (T from Trigonobothrys)
Phycosoma amamiense Yoshida, 2009b: 391, f. 335-337 (mf)
Phycosoma japonicum Yoshida, 2009b: 391, f. 332-334 (mf)
Dipoena amamiensis Zhu & Zhang, 2011: 91, f. 51A-D (f)
Phycosoma amamiensis Yin et al., 2012: 369, f. 154a-e (mf)
Phycosoma amamiense Kim, 2021: 115, f. 48A-E (f)
Phycosoma japonicum Xie, Liu & Peng, 2021: 141, f. 1A-F (m)
Phycosoma japonicum Kim, 2021: 118, f. 50A-I (mf)
Phycosoma amamiense Suzuki et al., 2023: 45, f. 5E-F (f)
Phycosoma amamiense Hino, 2024: 53, f. 1E-F (m)
Phycosoma japonicum Suzuki & Hisasue, 2024b: 70, f. 2I, 3K-L, 9D (m)
Phycosoma amamiense Suzuki et al., 2025: 48, f. 6E-G, J, L (m)
Phycosoma japonicum Hidaka & Eto, 2025: 95, f. 1D-E (f)
Phycosoma japonicum Suzuki et al., 2025: 48, f. 6H-I, K, M (m)
Phycosoma japonicum Hu et al., 2026b: 296 (S of Phycosoma amamiense)
References

Fitzgerald, B. M. & Sirvid, P. J. (2004). Notes on the genus Phycosoma Cambridge, 1879, senior synonym of Trigonobothrys Simon, 1889 (Theridiidae: Araneae). Tuhinga 15: 7-12. -- Show included taxa

Hidaka, R. & Eto, S. (2025). A list of spiders collected from Hita-shi, Oita Prefecture and Miyazaki-shi, Miyazaki Prefecture Japan. Kishidaia 126: 95-98. -- Show included taxa

Hino, Y. (2024). Spiders collected from Yutsubo, Kokonoe-machi, Kusu-gun, Oita Prefecture, Japan. Kishidaia 125: 53-60. -- Show included taxa

Hu, C. H., Zhang, H., Jiang, M. J. & Liu, F. J. (2026b). Re-delimitation of the genus Emertonella (Araneae, Theridiidae, Hadrotarsinae) and taxonomic notes on Euryopis and Phycosoma from China. ZooKeys 1270: 285-305. doi: 10.3897/zookeys.1270.175743 -- Show included taxa

Kim, J. P. & Kim, B. W. (1997). One unrecorded species of the genus Dipoena Thorell, 1869 (Araneae: Theridiidae) from Korea. Korean Arachnology 13(1): 19-23. -- Show included taxa

Kim, S. T. (2021). Spiders V. Arthropoda: Arachnida: Araneae: Theridiidae, Amaurobiidae, Eresidae, Zoropsidae, Anyphaenidae. Invertebrate Fauna of Korea 21(47): 1-230. [[first pdf is reduced in size]] -- Show included taxa

Marusik, Y. M. & Koponen, S. (2000). New data on spiders (Aranei) from the Maritime Province, Russian Far East. Arthropoda Selecta 9(1): 55-68. -- Show included taxa

Paik, K. Y. (1995c). Korean spiders of the genus Dipoena (Araneae: Theridiidae). I. Korean Arachnology 11(1): 29-37. -- Show included taxa

Paik, K. Y. (1996e). Korean spider of the genus Dipoena (Araneae: Theridiidae) II. Description of two new species. Korean Arachnology 12(2): 41-46. -- Show included taxa

Song, D. X., Zhu, M. S. & Chen, J. (1999). The spiders of China. Hebei Science and Technology Publishing House Shijiazhuang, 640 pp. -- Show included taxa

Suzuki, Y., Noguchi, S., Osaki, H. & Tatsuta, H. (2023). Spiders (Araneae) collected from Kuchino-shima, Gaja-jima and Suwanosejima Islands, the Tokara Islands, Japan. Kagoshima Prefectural Museum Research Report 42(2022): 41-56. [[publ. March 2023]] -- Show included taxa

Suzuki, Y. & Hisasue, Y. (2024b). Spiders collected from Chichi-jima Island, the Ogasawara Islands, Japan between 2022 and 2024. Kishidaia 125: 61-91. -- Show included taxa

Suzuki, Y., Hino, Y., Hirotsu, K., Tsuji, Y. & Bando, H. (2025). Checklist of spiders (Arachnida: Araneae) in Tokushima Prefecture, Japan, based on literature and newly collected specimens. Bulletin of the Tokushima Prefecture Museum 35: 1-84. -- Show included taxa

Xie, D., Liu, P. & Peng, X. J. (2021). Two newly recorded species of Theridiidae from China (Araneae: Theridiidae). Life Science Research 25(2): 140-143. doi: 10.16605/j.cnki.1007-7847.2021.01.0114 -- Show included taxa

Yin, C. M., Peng, X. J., Yan, H. M., Bao, Y. H., Xu, X., Tang, G., Zhou, Q. S. & Liu, P. (2012). Fauna Hunan: Araneae in Hunan, China. Hunan Science and Technology Press Changsha, 1590 pp. -- Show included taxa

Yoshida, H. (1985c). Three new species of the spider genera Phoroncidia and Pholcomma (Araneae, Theridiidae) from Japan. Proceedings of the Japanese Society of Systematic Zoology 31: 7-13. -- Show included taxa

Yoshida, H. (1989b). [Spiders from Mt. Gosho-zan]. Gosho-zan. Scientific Research Association of Yamagata Prefecture, Japan, pp. 314-323. -- Show included taxa

Yoshida, H. (1991e). Two species of the genus Dipoena (Araneae: Theridiidae) from Japan. Acta Arachnologica 40(2): 33-35. doi: 10.2476/asjaa.40.33 -- Show included taxa

Yoshida, H. & Ono, H. (2000). Spiders of the genus Dipoena (Araneae, Theridiidae) from Japan. Bulletin of the National Museum of Nature and Science Tokyo (A) 26(3): 125-158. -- Show included taxa

Yoshida, H. (2002a). A revision of the Japanese genera and species of the subfamily Hadrotarsinae (Araneae: Theridiidae). Acta Arachnologica 51(1): 7-18. doi: 10.2476/asjaa.51.7 -- Show included taxa

Yoshida, H. (2003a). The spider family Theridiidae (Arachnida: Araneae) from Japan. Arachnological Society of Japan, 224 pp. -- Show included taxa

Yoshida, H. (2009b). Uloboridae, Theridiidae, Ctenidae. In: Ono, H. (ed.) The spiders of Japan with keys to the families and genera and illustrations of the species. Tokai University Press, Kanagawa, pp. 142-147, 356-393, 467-468. -- Show included taxa

Zhu, M. S. (1992). Four species of spider of the genus Dipoena from China (Araneae: Theridiidae). Journal of Hebei Normal University (nat. Sci. Ed.) 17(3): 108-113. -- Show included taxa

Zhu, M. S. (1998). Fauna Sinica: Arachnida: Araneae: Theridiidae. Science Press, Beijing, 436 pp. -- Show included taxa

Zhu, M. S. & Zhang, B. S. (2011). Spider Fauna of Henan: Arachnida: Araneae. Science Press, Beijing, 558 pp. -- Show included taxa

External Resource References

* Disclaimer
As External Resources, the World Spider Catalog links here to species pages of other databases. They may contain further information for the given species. The databases, listed as External Resources, however, are not managed by World Spider Catalog and the information given there is not necessarily in agreement with the World Spider Catalog. All responsibility for such data is with the external database.

GBIF.org (2026). GBIF Home Page (via GBIF API). Available from: https://www.gbif.org [8 January 2026]

Edit History
Date Type Reference Old value Comment
2026-03-13 New taxonomic reference entry Hu et al., 2026b
2025-07-16 New taxonomic reference entry Suzuki et al., 2025
2025-07-05 New taxonomic reference entry Hidaka & Eto, 2025
2025-01-26 New taxonomic reference entry Suzuki & Hisasue, 2024b
2022-07-19 New taxonomic reference entry Kim, 2021
2021-05-14 New taxonomic reference entry Xie, Liu & Peng, 2021
2021-05-14 Species distribution update Xie, Liu & Peng, 2021 Old value

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