Encyclopedia of Parasitology

Living Edition
| Editors: Heinz Mehlhorn

Opisthorchis

  • Heinz Mehlhorn
Living reference work entry
DOI: https://doi.org/10.1007/978-3-642-27769-6_2230-2

Name

Greek: opisthos = behind, orchis = testis, gonad.

General Information

Classification

Genus of Digenea.

Important Species

See Table 1.
Table 1

Important species of the genus Opisthorchis

Species

Final host/habitat

Size of adults (mm)

Size of eggs (μm)

First intermediate hosta

Second intermediate hostb

Prepatent period (weeks)

Opisthorchis (Clonorchis) sinensis

Humans, fish-eating mammals/bile ducts

10–25

15 × 30

Bulimus spp. (Bithynia spp.)

Fish (cyprinids/salmonids)

2–2.5

O. felineus (O. tenuicollis)

Humans, fish-eating mammals/bile ducts

5–12

11 × 30

Bulimus spp.

Fish (cyprinids/salmonids)

2–3

O. viverrini

Humans, cats/bile ducts

4–9

15 × 30

Bulimus spp.

Fish (cyprinids)

2–3

aSeveral other species of gastropods may become first intermediate host

bThere is no reproduction either in the true second intermediate hosts or on water plants

Keywords

Life Cycle General Information Important Species 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
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Copyright information

© Springer-Verlag Berlin Heidelberg 2016

Authors and Affiliations

  1. 1.Institut für Zoomorphologie, Zellbiologie und ParasitologieHeinrich-Heine-UniversitätDüsseldorfGermany