On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)

Diplocephalus cristatus (Blackwall, 1833) is confirmed as a dimorphic species, having two morphs:cristatus and foraminifer. This view was first proposed by Georgescu (1969), but not supported in literature. Diplocephalus foraminifer (O. Pickard-Cambridge, 1875),D. bicephalus (Simon, 1884), D. rectil...

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Main Authors: Bosmans, Robert, Oger, Pierre
Format: Article
Language:deu
Published: Arachnologische Gesellschaft (ARAGES) 2018-04-01
Series:Arachnologische Mitteilungen
Subjects:
Online Access: http://www.arages.de/aramit/pdf/Heft_55/AM55_52_56
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author Bosmans, Robert
Oger, Pierre
author_facet Bosmans, Robert
Oger, Pierre
author_sort Bosmans, Robert
collection DOAJ
description Diplocephalus cristatus (Blackwall, 1833) is confirmed as a dimorphic species, having two morphs:cristatus and foraminifer. This view was first proposed by Georgescu (1969), but not supported in literature. Diplocephalus foraminifer (O. Pickard-Cambridge, 1875),D. bicephalus (Simon, 1884), D. rectilobus (Simon, 1884), D. foraminifer thyrsiger (Simon, 1884) and D. arvernus (Denis, 1948) are here considered junior synonyms of D. cristatus (Blackwall, 1833). Diplocephalus bicephalus belongs to the morph cristatus, D. rectilobus, D. thyrsiger and D. arvernus to the morph foraminifer. The lectotype (♂) is designated for Diplocephalus bicephalus Simon, 1884; the paratype female of D. bicephalus was incorrectly identified and actually belongs to Dicymbium nigrum (Blackwall, 1834). Savignia harmsi Wunderlich, 1980 is another dimorphic species, with the two strongly differing male morphs: typica and cor.
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spelling doaj.art-c6437c88d3574527848783c2cfe5a2142022-12-21T20:26:38ZdeuArachnologische Gesellschaft (ARAGES)Arachnologische Mitteilungen1018-41712199-72332018-04-0155525610.30963/aramit5509823On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)Bosmans, RobertOger, PierreDiplocephalus cristatus (Blackwall, 1833) is confirmed as a dimorphic species, having two morphs:cristatus and foraminifer. This view was first proposed by Georgescu (1969), but not supported in literature. Diplocephalus foraminifer (O. Pickard-Cambridge, 1875),D. bicephalus (Simon, 1884), D. rectilobus (Simon, 1884), D. foraminifer thyrsiger (Simon, 1884) and D. arvernus (Denis, 1948) are here considered junior synonyms of D. cristatus (Blackwall, 1833). Diplocephalus bicephalus belongs to the morph cristatus, D. rectilobus, D. thyrsiger and D. arvernus to the morph foraminifer. The lectotype (♂) is designated for Diplocephalus bicephalus Simon, 1884; the paratype female of D. bicephalus was incorrectly identified and actually belongs to Dicymbium nigrum (Blackwall, 1834). Savignia harmsi Wunderlich, 1980 is another dimorphic species, with the two strongly differing male morphs: typica and cor. http://www.arages.de/aramit/pdf/Heft_55/AM55_52_56 Araneaedimorphic LinyphiidaeDiplocephalusSavignia
spellingShingle Bosmans, Robert
Oger, Pierre
On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
Arachnologische Mitteilungen
Araneae
dimorphic Linyphiidae
Diplocephalus
Savignia
title On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
title_full On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
title_fullStr On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
title_full_unstemmed On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
title_short On two cases of male dimorphism in dwarf spiders (Araneae: Linyphiidae)
title_sort on two cases of male dimorphism in dwarf spiders araneae linyphiidae
topic Araneae
dimorphic Linyphiidae
Diplocephalus
Savignia
url http://www.arages.de/aramit/pdf/Heft_55/AM55_52_56
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