251:
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or juvenile state of an
Acanthocephalan, differing from the adult only in size and stage of sexual development. The cystacanths within the intermediate hosts are consumed by the definitive host, usually attaching to the walls of the intestines, and as adults they reproduce sexually in the intestines.
221:
has a small proboscis with nine longitudinal rows of five hooks each, totaling 45 to 46 relatively weak rooted hooks and a proboscis receptacle is nearly cylindrical and contains a single layered wall. The worm has a short trunk with a body wall containing five dorsal and one ventral giant hypodermal
365:"Mayarhynchus karlae n. G., n. Sp. (Acanthocephala: Neoechinorhynchidae), a parasite of cichlids (Perciformes: Cichlidae) in southeastern Mexico, with comments on the paraphyly of Neoechynorhynchus Stiles & Hassall, 1905"
189:
The species was described by
Pinacho-Pinacho, Hernández-Orts, Sereno-Uribe, PĂ©rez-Ponce de LeĂłn & GarcĂa-Varela om 2017. It is different from the other 17 genera in Neoechinorhynchidae by having a small
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The life cycle of an acanthocephalan consists of three stages beginning when an infective acanthor (development of an egg) is released from the intestines of the
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gene were conducted to compare with other species of
Neoechinorhynchidae, confirming its correct family, however it determined that Neoechynorhynchus is not
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Pinacho-Pinacho, Carlos D.; Hernández-Orts, JesĂşs S.; Sereno-Uribe, Ana L.; PĂ©rez-Ponce De LeĂłn, Gerardo; GarcĂa-Varela, MartĂn (2017).
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or the intestine of the intermediate host and growing. The final stage is the infective cystacanth which is the
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194:. It has nine longitudinal rows of five hooks each, totaling 45 to 46 relatively weak rooted hooks.
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274:, the second stage called the acanthella begins. This stage involves penetrating the wall of the
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291:(hosts where parasites infest but do not undergo larval development or sexual reproduction) for
507:
Schmidt, G.D. (1985). "Development and life cycles". In
Crompton, D.W.T.; Nickol, B.B. (eds.).
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Pinacho-Pinacho, Hernández-Orts, Sereno-Uribe, PĂ©rez-Ponce de LeĂłn & GarcĂa-Varela, 2017
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Pinacho-Pinacho, Hernández-Orts, Sereno-Uribe, PĂ©rez-Ponce de LeĂłn & GarcĂa-Varela, 2017
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are broad and flat with large nuclei. In the male, the testes are in tandem, and the
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460:"Human Acanthocephaliasis: a Thorn in the Side of Parasite Diagnostics"
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is determined by that of its hosts. It is found in South-East Mexico.
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CDC’s
Division of Parasitic Diseases and Malaria (11 April 2019).
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infesting humans in the
English language medical literature.
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of the definitive host and the cycle repeats. There may be
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has eight large nuclei. In the female, the eggs are oval.
516:. Cambridge: Cambridge Univ. Press. pp. 273–305.
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parasitizes animals. There are no reported cases of
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329:There are no known aberrant human infections for
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198:analysis has been conducted based on the
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262:and then ingested by an arthropod, the
266:. Although the intermediate hosts of
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175:worms) containing a single species,
458:Mathison, BA; et al. (2021).
14:
523:from the original on 22 July 2023
436:from the original on 8 June 2023
270:are ???. When the acanthor
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283:The acanthor are passed in the
171:(thorny-headed or spiny-headed
1:
510:Biology of the Acanthocephala
254:Life cycle of Acanthocephala.
750:Monotypic protostome genera
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430:Center for Disease Control
381:10.1007/s11230-017-9704-x
181:, that infests animals.
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32:Scientific classification
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16:Genus of parasitic worms
369:Systematic Parasitology
255:
760:Acanthocephala genera
253:
476:10.1128/JCM.02691-20
422:"Acanthocephaliasis"
238:The distribution of
755:Neoechinorhynchidae
646:Mayarhynchus karlae
311:Mayarhynchus karlae
178:Mayarhynchus karlae
145:Mayarhynchus karlae
99:Neoechinorhynchidae
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89:Neoechinorhynchida
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709:Open Tree of Life
616:Open Tree of Life
545:Taxon identifiers
470:(11): e02691-20.
264:intermediate host
204:28S ribosomal RNA
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169:acanthocephalans
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375:(3): 351–365.
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202:gene, and the
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127:M. karlae
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69:Acanthocephala
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136:Binomial name
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553:Mayarhynchus
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525:. Retrieved
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438:. Retrieved
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293:Mayarhynchus
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268:Mayarhynchus
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239:
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234:Distribution
228:cement gland
222:nuclei. The
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208:monophyletic
196:Phylogenetic
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160:Mayarhynchus
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110:Mayarhynchus
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25:Mayarhynchus
24:
18:
426:www.cdc.gov
390:11336/72916
214:Description
744:Categories
341:References
309:Hosts for
276:mesenteron
661:Q61716429
568:Q61715553
331:M. karlae
303:M. karlae
299:M. karlae
240:M. karlae
219:M. karlae
192:proboscis
173:parasitic
167:genus of
165:monotypic
121:Species:
55:Kingdom:
49:Eukaryota
655:Wikidata
562:Wikidata
518:Archived
494:34076470
434:Archived
399:28238044
333:species.
224:lemnisci
185:Taxonomy
95:Family:
65:Phylum:
59:Animalia
45:Domain:
714:7485947
701:1915328
688:9462483
621:7485946
608:1963837
595:9305773
527:16 July
485:8525584
440:17 July
407:3542674
105:Genus:
85:Order:
75:Class:
727:988450
675:939097
634:988449
582:939096
492:
482:
405:
397:
280:larval
722:WoRMS
629:WoRMS
521:(PDF)
514:(PDF)
403:S2CID
317:Notes
285:feces
272:molts
246:Hosts
163:is a
696:NCBI
683:GBIF
670:BOLD
603:NCBI
590:GBIF
577:BOLD
529:2023
490:PMID
442:2023
395:PMID
200:cox1
480:PMC
472:doi
385:hdl
377:doi
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349:^
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
