WoRMS taxon details
Procerovum varium Onji & Nishio, 1916
727955 (urn:lsid:marinespecies.org:taxname:727955)
accepted
Species
Haplorchis cordatus Kobayashi, 1942 · unaccepted > junior subjective synonym
Haplorchis hoihowensis Kobayashi, 1942 · unaccepted (superseded combination)
Haplorchis macrovesica Kobayashi, 1942 · unaccepted > junior subjective synonym
Haplorchis minutus Kobayashi, 1942 · unaccepted > junior subjective synonym
Haplorchis sisoni Africa, 1938 · unaccepted (synonym)
Procerovum hoihowense (Kobayashi, 1942) Yamaguti, 1958 · unaccepted (synonym)
Procerovum sisoni (Africa, 1938) Chen, 1949 · unaccepted (synonym)
marine, brackish, fresh, terrestrial
Onji, Y.; Nishio, T. (1916). On a new species of trematode belonging to the genus Heterophyes. <em>Iji Shinbun.</em> 954: 941–946. (In Japanese). [details]
Type locality contained in Honshu
type locality contained in Honshu [details]
WoRMS (2025). Procerovum varium Onji & Nishio, 1916. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=727955 on 2025-04-25
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Nomenclature
original description
Onji, Y.; Nishio, T. (1916). On a new species of trematode belonging to the genus Heterophyes. <em>Iji Shinbun.</em> 954: 941–946. (In Japanese). [details]
original description (of Haplorchis sisoni Africa, 1938) Africa, C. M. (1938). Description of three trematodes of the genus Haplorchis (Heterophyidae) with notes on two other Philippine members of the genus. <em>Philippine Journal of Science.</em> 66: 299–307.
page(s): 302 [details]
original description (of Haplorchis hoihowensis Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 206 [details]
original description (of Haplorchis cordatus Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 208 [details]
original description (of Haplorchis macrovesica Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 204 [details]
original description (of Haplorchis minutus Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 200 [details]
original description (of Haplorchis sisoni Africa, 1938) Africa, C. M. (1938). Description of three trematodes of the genus Haplorchis (Heterophyidae) with notes on two other Philippine members of the genus. <em>Philippine Journal of Science.</em> 66: 299–307.
page(s): 302 [details]
original description (of Haplorchis hoihowensis Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 206 [details]
original description (of Haplorchis cordatus Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 208 [details]
original description (of Haplorchis macrovesica Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 204 [details]
original description (of Haplorchis minutus Kobayashi, 1942) Kobayashi, H. (1942). Studies on Trematoda in Hainan Island. II. Trematoda found in the intestinal tracts of dogs by experimental feeding with certain fresh and brackish water fish. <em>Japanese Journal of Medical Sciences. V. Pathology.</em> 6 (3): 187–227.
page(s): 200 [details]
Taxonomy
redescription
Pearson, J. C. (1964). A revision of the subfamily Haplorchinae Looss, 1899 (Trematoda: Heterophyidae): I. The Haplorchis group. <em>Parasitology.</em> 54 (4): 601–676., available online at https://doi.org/10.1017/s003118200008269x
page(s): 651 [details]
redescription Onji, Y.; Nishio, T. (1924). On the intestinal trematodes. <em>Chiba Igakukwai Zasshi.</em> 2 (2): 351–359. (In Japanese).
page(s): 376; note: 'Sp. nov.' [details]
redescription Pandey, K. C.; Agrawal, N. (2013). Metacercarial Fauna of India. <em>Records of the Zoological Survey of India.</em> Published by the Director, Zool. Surv. India, Kolkata, Occ. Paper No. 349: 1-310.
page(s): 258 [details]
redescription Velasquez, C. C. (1973). Observations on some Heterophyidae (Trematoda: Digenea) encysted in Philippine fishes. <em>Journal of Parasitology.</em> 59 (1): 77–84., available online at https://doi.org/10.2307/3278575
page(s): 80 [details]
page(s): 651 [details]
redescription Onji, Y.; Nishio, T. (1924). On the intestinal trematodes. <em>Chiba Igakukwai Zasshi.</em> 2 (2): 351–359. (In Japanese).
page(s): 376; note: 'Sp. nov.' [details]
redescription Pandey, K. C.; Agrawal, N. (2013). Metacercarial Fauna of India. <em>Records of the Zoological Survey of India.</em> Published by the Director, Zool. Surv. India, Kolkata, Occ. Paper No. 349: 1-310.
page(s): 258 [details]
redescription Velasquez, C. C. (1973). Observations on some Heterophyidae (Trematoda: Digenea) encysted in Philippine fishes. <em>Journal of Parasitology.</em> 59 (1): 77–84., available online at https://doi.org/10.2307/3278575
page(s): 80 [details]
Other
additional source
Ghosh, A.; Sreeraj, C. R. (2023). Fauna of India Checklist: Platyhelminthes. <em>Zoological Survey of India, Kolkata.</em> 49 pp., available online at https://doi.org/10.26515/fauna/1/2023/platyhelminthes [details]
additional source Horikawa, R.; Nitta, M.; Kamio, Y. (2025). A new species and a new genus of the family Axinidae (Polyopisthocotyla: Mazocraeidea) parasitic on Japanese halfbeak Hyporhamphus sajori (Beloniformes: Hemiramphidae) collected from the Seto Inland Sea, Japan. <em>Systematic Parasitology.</em> 102(2)., available online at https://doi.org/10.1007/s11230-025-10223-1 [details]
additional source Horikawa, R.; Nitta, M.; Kamio, Y. (2025). A new species and a new genus of the family Axinidae (Polyopisthocotyla: Mazocraeidea) parasitic on Japanese halfbeak Hyporhamphus sajori (Beloniformes: Hemiramphidae) collected from the Seto Inland Sea, Japan. <em>Systematic Parasitology.</em> 102(2)., available online at https://doi.org/10.1007/s11230-025-10223-1 [details]





To Biodiversity Heritage Library (1 publication) (from synonym Procerovum sisoni (Africa, 1938) Chen, 1949)
To Biodiversity Heritage Library (1 publication) (from synonym Haplorchis sisoni Africa, 1938)
To Biodiversity Heritage Library (4 publications)
To European Nucleotide Archive, ENA (Procerovum varium)
To GenBank (12 nucleotides; 0 proteins)
To USNM Invertebrate Zoology Platyhelminthes Collection (3 records)
To ITIS
To Biodiversity Heritage Library (1 publication) (from synonym Haplorchis sisoni Africa, 1938)
To Biodiversity Heritage Library (4 publications)
To European Nucleotide Archive, ENA (Procerovum varium)
To GenBank (12 nucleotides; 0 proteins)
To USNM Invertebrate Zoology Platyhelminthes Collection (3 records)
To ITIS