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A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida)

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A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida). / Kolbasov, Gregory A.; Petrunina, Alexandra S.; Olesen, Jørgen; Ho, Ming-Jay; Chan, Benny K. K.; Grygier, Mark J.

I: Marine Biodiversity, Bind 50, Nr. 3, 43, 2020.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Kolbasov, GA, Petrunina, AS, Olesen, J, Ho, M-J, Chan, BKK & Grygier, MJ 2020, 'A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida)', Marine Biodiversity, bind 50, nr. 3, 43. https://doi.org/10.1007/s12526-020-01062-y

APA

Kolbasov, G. A., Petrunina, A. S., Olesen, J., Ho, M-J., Chan, B. K. K., & Grygier, M. J. (2020). A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida). Marine Biodiversity, 50(3), [43]. https://doi.org/10.1007/s12526-020-01062-y

Vancouver

Kolbasov GA, Petrunina AS, Olesen J, Ho M-J, Chan BKK, Grygier MJ. A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida). Marine Biodiversity. 2020;50(3). 43. https://doi.org/10.1007/s12526-020-01062-y

Author

Kolbasov, Gregory A. ; Petrunina, Alexandra S. ; Olesen, Jørgen ; Ho, Ming-Jay ; Chan, Benny K. K. ; Grygier, Mark J. / A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida). I: Marine Biodiversity. 2020 ; Bind 50, Nr. 3.

Bibtex

@article{e0e3fd7a706d4bcb96b16a016af1c9b3,
title = "A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida)",
abstract = "More than 40 specimens of a new endoparasitic ascothoracidan species, described herein as Sessilogoga captiva Kolbasov & Grygier sp. nov. in the family Synagogidae Gruvel, 1905, were found at 35 m depth near Green Island off southeastern Taiwan infecting a colony of the antipatharian Antipathes sp. aff. A. atlantica Gray, 1857. Its sole known congener is S. elongata Grygier, 1990a, an endoparasite of an unidentified antipatharian from Guam. We photographed some specimens in life and used scanning electron microscopy (SEM) and light microscopy to extensively document the fine-scale external morphology of both sexes, including carapace ornamentation (with special attention to lattice organs), the frontal filament complex, the antennular armature, and details of the mouthparts. We also examined the first two naupliar larval stages by SEM. Among the three most plesiomorphic genera of ascothoracidans, the two species of Sessilogoga Grygier, 1990a exhibit several synapomorphies, probably connected with their endoparasitic way of life, that distinguish them from the vagile, possibly micro-predatory species of Synagoga Norman, 1888 and the ectoparasitic, possibly vagile species of Waginella Grygier, 1983a: (i) a reduced frontal filament complex, (ii) absence of epaulets on the sixth thoracomere, (iii) reduction of the setation of the proximal antennular segments, and (iv) more seminal receptacles in any given pair of thoracopods. The new species appears to be gonochoric with females generally larger than males; our find of a juvenile female smaller than any adult male tends to refute the likelihood of protandry.",
keywords = "Black corals, Lattice organs, Live observations, Morphology, Parasitic crustaceans, SEM, Taxonomy, Ultrastructure, LATTICE ORGANS, EXTERNAL MORPHOLOGY, MAXILLOPODA, CIRRIPEDIA, ACROTHORACICA, DENDROGASTER, POSITION, CNIDARIA",
author = "Kolbasov, {Gregory A.} and Petrunina, {Alexandra S.} and J{\o}rgen Olesen and Ming-Jay Ho and Chan, {Benny K. K.} and Grygier, {Mark J.}",
year = "2020",
doi = "10.1007/s12526-020-01062-y",
language = "English",
volume = "50",
journal = "Marine Biodiversity",
issn = "1867-1616",
publisher = "Springer",
number = "3",

}

RIS

TY - JOUR

T1 - A new species of Sessilogoga Grygier, 1990 parasitic in an antipatharian from Green Island, Taiwan, with notes on its nauplius larvae and the synapomorphies and apparent gonochorism of the genus (Crustacea: Thecostraca: Ascothoracida)

AU - Kolbasov, Gregory A.

AU - Petrunina, Alexandra S.

AU - Olesen, Jørgen

AU - Ho, Ming-Jay

AU - Chan, Benny K. K.

AU - Grygier, Mark J.

PY - 2020

Y1 - 2020

N2 - More than 40 specimens of a new endoparasitic ascothoracidan species, described herein as Sessilogoga captiva Kolbasov & Grygier sp. nov. in the family Synagogidae Gruvel, 1905, were found at 35 m depth near Green Island off southeastern Taiwan infecting a colony of the antipatharian Antipathes sp. aff. A. atlantica Gray, 1857. Its sole known congener is S. elongata Grygier, 1990a, an endoparasite of an unidentified antipatharian from Guam. We photographed some specimens in life and used scanning electron microscopy (SEM) and light microscopy to extensively document the fine-scale external morphology of both sexes, including carapace ornamentation (with special attention to lattice organs), the frontal filament complex, the antennular armature, and details of the mouthparts. We also examined the first two naupliar larval stages by SEM. Among the three most plesiomorphic genera of ascothoracidans, the two species of Sessilogoga Grygier, 1990a exhibit several synapomorphies, probably connected with their endoparasitic way of life, that distinguish them from the vagile, possibly micro-predatory species of Synagoga Norman, 1888 and the ectoparasitic, possibly vagile species of Waginella Grygier, 1983a: (i) a reduced frontal filament complex, (ii) absence of epaulets on the sixth thoracomere, (iii) reduction of the setation of the proximal antennular segments, and (iv) more seminal receptacles in any given pair of thoracopods. The new species appears to be gonochoric with females generally larger than males; our find of a juvenile female smaller than any adult male tends to refute the likelihood of protandry.

AB - More than 40 specimens of a new endoparasitic ascothoracidan species, described herein as Sessilogoga captiva Kolbasov & Grygier sp. nov. in the family Synagogidae Gruvel, 1905, were found at 35 m depth near Green Island off southeastern Taiwan infecting a colony of the antipatharian Antipathes sp. aff. A. atlantica Gray, 1857. Its sole known congener is S. elongata Grygier, 1990a, an endoparasite of an unidentified antipatharian from Guam. We photographed some specimens in life and used scanning electron microscopy (SEM) and light microscopy to extensively document the fine-scale external morphology of both sexes, including carapace ornamentation (with special attention to lattice organs), the frontal filament complex, the antennular armature, and details of the mouthparts. We also examined the first two naupliar larval stages by SEM. Among the three most plesiomorphic genera of ascothoracidans, the two species of Sessilogoga Grygier, 1990a exhibit several synapomorphies, probably connected with their endoparasitic way of life, that distinguish them from the vagile, possibly micro-predatory species of Synagoga Norman, 1888 and the ectoparasitic, possibly vagile species of Waginella Grygier, 1983a: (i) a reduced frontal filament complex, (ii) absence of epaulets on the sixth thoracomere, (iii) reduction of the setation of the proximal antennular segments, and (iv) more seminal receptacles in any given pair of thoracopods. The new species appears to be gonochoric with females generally larger than males; our find of a juvenile female smaller than any adult male tends to refute the likelihood of protandry.

KW - Black corals

KW - Lattice organs

KW - Live observations

KW - Morphology

KW - Parasitic crustaceans

KW - SEM

KW - Taxonomy

KW - Ultrastructure

KW - LATTICE ORGANS

KW - EXTERNAL MORPHOLOGY

KW - MAXILLOPODA

KW - CIRRIPEDIA

KW - ACROTHORACICA

KW - DENDROGASTER

KW - POSITION

KW - CNIDARIA

U2 - 10.1007/s12526-020-01062-y

DO - 10.1007/s12526-020-01062-y

M3 - Journal article

VL - 50

JO - Marine Biodiversity

JF - Marine Biodiversity

SN - 1867-1616

IS - 3

M1 - 43

ER -

ID: 247337761