Jump to content

Lumbriculus genitosetosus: Difference between revisions

From Wikipedia, the free encyclopedia
Content deleted Content added
Grijndvar (talk | contribs)
No edit summary
 
Grijndvar (talk | contribs)
No edit summary
Line 13: Line 13:
}}
}}


''Lumbriculus genitosetosus'' was described by Holmquist in 1976 from almost 2,000 individuals collected in Northern Alaska. Initially, Holmquist revived the genus ''Thinodrilus'' (previously established by Smith in 1895 for ''Th. inconstans'') for ''L. genitosetosus'', ''[[L. inconstans]]'' and ''[[L. ambiguus]]'' on the basis of the ''[[Lumbriculus]]''-species having only one pair of vas deferens and sperm funnels per atrium, whereas the ''Thinodrilus''-species have two (one in the anterior end and one in the posterior); this division is, however, not generally recognised today, even if ''Thinodrilus'' may be a valid subgenus.
''Lumbriculus genitosetosus'' was described by Holmquist in 1976 from almost 2,000 individuals collected in Northern Alaska. Initially, Holmquist revived the genus ''Thinodrilus'' (previously established by Smith in 1895 for ''Th. inconstans'') for ''L. genitosetosus'', ''[[Lumbriculus inconstans]]'' and ''[[Lumbriculus ambiguus]]'' on the basis of the ''[[Lumbriculus]]''-species having only one pair of vas deferens and sperm funnels per atrium, whereas the ''Thinodrilus''-species have two (one in the anterior end and one in the posterior); this division is, however, not generally recognised today, even if ''Thinodrilus'' may be a valid subgenus.


''L. genitosetosus'', as the name suggests, can be recognised by its modified male genital setae, unique within the [[Lumbriculidae]].
''L. genitosetosus'', as the name suggests, can be recognised by its modified male genital setae, unique within the [[Lumbriculidae]].

Revision as of 20:05, 17 September 2006

Lumbriculus variegatus
Scientific classification
Kingdom:
Phylum:
Class:
Subclass:
Order:
Family:
Genus:
Species:
L. genitosetosus
Binomial name
Lumbriculus genitosetosus

Lumbriculus genitosetosus was described by Holmquist in 1976 from almost 2,000 individuals collected in Northern Alaska. Initially, Holmquist revived the genus Thinodrilus (previously established by Smith in 1895 for Th. inconstans) for L. genitosetosus, Lumbriculus inconstans and Lumbriculus ambiguus on the basis of the Lumbriculus-species having only one pair of vas deferens and sperm funnels per atrium, whereas the Thinodrilus-species have two (one in the anterior end and one in the posterior); this division is, however, not generally recognised today, even if Thinodrilus may be a valid subgenus.

L. genitosetosus, as the name suggests, can be recognised by its modified male genital setae, unique within the Lumbriculidae.