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Lecanicephaloidea

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Lecanicephaloidea
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Platyhelminthes
Class: Cestoda
Subclass: Eucestoda
Order: Lecanicephalidea
Families

Plus Lecanicephalidea incertae sedis; see text

Lecanicephaloidea is an order of tapeworms of the subclass Cestoda. Species in the order consist of intestinal parasites of elasmobranch fishes.[1]

Anatomy

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The order is distinguished in that the scolex consists of two parts. The lower half forms a neck bearing four small suckers. The upper half is either globular or tentacle-bearing, and shows glandular structures.[2]

The anatomy of the order is similar to that of the Proteocephaloidea.

Taxonomy

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The order currently contains the following families, according to WoRMS:[3]

Additionally, the order contains the following accepted incertae sedis genera:

The order additionally contains several genera that are considered to be taxa inquirenda:

  • Calycobothrium Stiles & Hassall, 1912
  • Kystocephalus Shipley & Hornell, 1906
  • Sephenicephalum Shinde, Sarwade & Jadhav, 1980 or 1982
  • Staurobothrium Shipley & Hornell, 1905
  • Trygonicephalum Shinde & Jadhav, 1985

References

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  1. ^ "Order Lecanicephaloidea". Taxonomicon.
  2. ^ Encyclopedia of Science and Technology. McGraw-Hill.
  3. ^ WoRMS (2023). Lecanicephalidea. Accessed 2023-06-17.