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Image de Brachionus angularis bidens Plate 1851
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Brachionus angularis Gosse 1851

Distribution ( anglais )

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Cosmopolite

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Ecology ( anglais )

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Planktonic in fresh and brackish waters, often mass development in the latter. Perennial, eurythermous; feeding on unicellular algae and detritus.

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Morphology ( anglais )

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Lorica with dorsal and ventral plate, moderately flattened dorso-ventrally, firm. Lorica lightly to heavily stippled; dorsal plate with strong to very weak pattern of ridges. Two short antero-dorsal median spines; intermediate and lateral spines absent or occasionally present and strongly reduced. Antero-ventral margin weakly undulate, somewhat elevated toward middle, with median sinus. Posterior spines absent. Posterior end broadly rounded, rarely with weak lateral postero-lateral edges angular. Ventral part of foot opening large, margins parallel to convergent, with short, blunt lateral projections. Trophi with all characteristics of the genus. Polymorphic species.

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Size ( anglais )

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Total body length: 90 - 210 µm. Body width: 70 - 150 µm.

Distance between anterolateral spines: 55-95 µm.

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Trophic Strategy ( anglais )

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Brachionus angularis is a detritovore

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Biogeography ( anglais )

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Australis
Palaearctis
Nearctis
Orientalis
Afrotropis
Neotropis
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 1090
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Bennetch, L M
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 8
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0543
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 8
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0542
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 11
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0329
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: female
Preparation: Slide Preparation
Specimen Count: 1
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0601
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 1
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 39712
Collection: National Museum of Natural History, Smithsonian Institution, Washington DC, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation; Microscope slide
Specimen Count: 2
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 98163
Collection: National Museum of Natural History, Smithsonian Institution, Washington DC, USA
Prepared by: Turner, P N
Sex/stage/structure: females
Preparation: Slide Preparation; Microscope slide
Specimen Count: 2
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0364
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 4
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0984
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 4
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Collection specimen ( anglais )

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Non-type voucher specimen for Brachionus angularis Gosse, 1851
Catalog number: 0804
Collection: Academy of Natural Sciences of Drexel University, Philadelphia, USA
Prepared by: Myers, F J
Sex/stage/structure: females
Preparation: Slide Preparation
Specimen Count: 2
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Brachionus angularis ( néerlandais ; flamand )

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Brachionus angularis is een soort in de taxonomische indeling van de raderdieren (Rotifera).

Het dier behoort tot het geslacht Brachionus en behoort tot de familie Brachionidae. De wetenschappelijke naam van de soort werd voor het eerst geldig gepubliceerd in 1851 door Gosse.

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