Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages

Larval stages and adults of Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 are described from naturally infected Paralonchurus brasiliensis (Steindachner) (Sciaenidae) from the coast of the State of Rio de Janeiro, Brazil. The translucent first-stage larvae have a denticulate process at th...

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Main Authors: Cláudia Portes Santos, Melissa Querido Cárdenas, Herman Lent
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 1999-09-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500013&tlng=en
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author Cláudia Portes Santos
Melissa Querido Cárdenas
Herman Lent
author_facet Cláudia Portes Santos
Melissa Querido Cárdenas
Herman Lent
author_sort Cláudia Portes Santos
collection DOAJ
description Larval stages and adults of Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 are described from naturally infected Paralonchurus brasiliensis (Steindachner) (Sciaenidae) from the coast of the State of Rio de Janeiro, Brazil. The translucent first-stage larvae have a denticulate process at the anterior end, no buccal capsule or esophagus undifferentiated into anterior muscular and posterior glandular parts and an elongate tail; third-stage larvae have a tail with three terminal projections, a buccal capsule divided into an anterior portion with 12-20 ridges running to the left and a posterior smooth portion, and an esophagus with muscular and glandular regions. Fourth-stage larvae exhibit a buccal capsule lacking a distinct basal ring with ridges running to the right and a tail with two terminal processes, as in adults. New host records are reported and their role in its life-cycle are discussed.
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spelling doaj.art-6eeabd4470f741908fdd4aff2ede24292023-08-02T09:16:23ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz1678-80601999-09-0194563564010.1590/S0074-02761999000500013Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stagesCláudia Portes Santos0Melissa Querido Cárdenas1Herman Lent2Universidade Santa ÚrsulaUniversidade Santa ÚrsulaUniversidade Santa ÚrsulaLarval stages and adults of Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 are described from naturally infected Paralonchurus brasiliensis (Steindachner) (Sciaenidae) from the coast of the State of Rio de Janeiro, Brazil. The translucent first-stage larvae have a denticulate process at the anterior end, no buccal capsule or esophagus undifferentiated into anterior muscular and posterior glandular parts and an elongate tail; third-stage larvae have a tail with three terminal projections, a buccal capsule divided into an anterior portion with 12-20 ridges running to the left and a posterior smooth portion, and an esophagus with muscular and glandular regions. Fourth-stage larvae exhibit a buccal capsule lacking a distinct basal ring with ridges running to the right and a tail with two terminal processes, as in adults. New host records are reported and their role in its life-cycle are discussed.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500013&tlng=enProcamallanus (Spirocamallanus) pereiraiNematodaCamallanidaelarval stageslife-cyclefishBrazil
spellingShingle Cláudia Portes Santos
Melissa Querido Cárdenas
Herman Lent
Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
Memorias do Instituto Oswaldo Cruz
Procamallanus (Spirocamallanus) pereirai
Nematoda
Camallanidae
larval stages
life-cycle
fish
Brazil
title Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
title_full Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
title_fullStr Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
title_full_unstemmed Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
title_short Studies on Procamallanus (Spirocamallanus) pereirai Annereaux, 1946 (Nematoda: Camallanidae), with new host records and new morphological data on the larval stages
title_sort studies on procamallanus spirocamallanus pereirai annereaux 1946 nematoda camallanidae with new host records and new morphological data on the larval stages
topic Procamallanus (Spirocamallanus) pereirai
Nematoda
Camallanidae
larval stages
life-cycle
fish
Brazil
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02761999000500013&tlng=en
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