Procamallanus

 

Contents

 

Rev 09/18/2023

  Classification Biology and Ecology
Morphology and Anatomy Life Cycle
Return to Procamallanus Menu Ecosystem Functions and Services
Distribution Management
Return to Camallanidae Menu Feeding  References
    Go to Nemaplex Main Menu   Go to Dictionary of Terminology

 

Classification:

Chromadorea
  Chromadoria
       Rhabditida
Spirurina
Camallanoidea
Procamallanus Baylis, 1923

Subgenera of the genus are recognized, including Procamallanus, which has a smooth lining of the buccal capsule,  and Spirocamallanus, with a spiral thickening of the inner  buccal wall (Olsen, 1952, Khalifa et al, 2019).

Type species: Procamallanus laeviconchus (Wedl, 1862) Baylis, 1923
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Morphology and Anatomy:

 

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 Procamallanus elatensis female. A: Ventral view of anterior, buccal capsule and eesophagus;  B: & C: Cephalic region with buccal capsule, nerverting, basal ring and stoma; D: Ventral view of posterior; E and G: Ventrolateral view of posterior, rectum and anus; F: Ventral view of posterior, rectum, phasmidand  anus. Abbreviations; An, anus; BC, buccal capsule; BR, basal ring; Ca, caudal alae; Cl; cloaca; GO, glandular oesophagus; In, intestine; MO, muscular esophagus; Mo, stoma; NR, nerve ring; Ph, phasmid; Pr, proctodeum; Re, rectum; Ta, tail. (adapted from Khalifa et al., 2019).

Female:

  Body anterior of Procamallanus chetumalensis showing spiral thickenings of buccal capsule, anterior muscular and posterior galndular portions of esophagus, nerve ring and excretory pore.
from Gonzalez-Solis et al. (2002) [bar is 0.3 mm]

Males:

 

 
Body size range for the species of this genus in the database - Click:
 
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Distribution:

Many species reported as parasites of fish and sea snakes in Indo-pacific and other waters.

 

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Feeding:

Most species are gastrointestinal, blood-sucking parasites of marine, brackish-water and freshwater fishes and, less often, of amphibians and aquatic reptiles (turtles, snakes),  They usually have a copepod as an  intermediate host (Moravec andd Justine, 2019).

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Biology and Ecology:

   
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Life Cycle:

For Ecophysiological Parameters for this genus, click 
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Ecosystem Functions and Services:

 

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Management:

 

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References:

Baylis, H.A. 1923: Some parasitic worms, mainly from fishes from Lake Tanganyika. Ann. Mag. Nat. Hist. 10,1:552-62.

Khalifa, R.M.A., Mohamadain, H.S., Karrar, Y.F.M. 2019. Redescription and systematic studies on Procamallanus (Procamallanus) elatensis Fusco & Overstreet, 199 from three Red Sea Siganus sp. fishes. J. Egypt. Soc. Parasitol. 49: 81-90.

Gonzalez-Solis, D., Moravec, F., Vidal-Martinez-V.M. 2002. Procalallanus (Spirocamallanus) chetumalensis n.sp. (Nematoda: Camallanidae) from the mayan sea catfish, Ariopsis assimilis, off the Caribbean coast of Mecico. J. Parasitol. 88: 765-768.

Moravec, F., Justine, J-L. 2019. New species and new records of camallanid nematodes (Nematoda, Camallanidae) from marine fishes and sea snakes in New Caledonia. Parasite 26:66; doi.org/10.1051/parasite/2019068

Olsen, LS, 1952: Some nematodes parasitic in marine fishes: Publications of the Institute of Marine Science, University of Texas 11,2:173- 215

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Copyright 1999 by Howard Ferris.
Revised: September 18, 2023.