Pheretima (Pheretima) Kinberg 1867
Authors/Creators
Description
Pheretima (Pheretima) Kinberg, 1867
Type species. Pheretima montana Kinberg, 1867
Diagnosis. Body circular in cross section, with numerous setae regularly arranged equatorially around each segment; setae absent on first and last segments. Male pores paired within copulatory bursae opening on segment xviii; one or more pairs of spermathecal pores in intersegmental furrows between 4/5 and 8/9. Clitellum annular, covering three segments (xiv to xvi). Single female pore midventrally on xiv. Genital markings usually absent. Internally, esophageal gizzard usually originating in viii; a pair of caeca originating in xxvii, extending forward; septa in 4/5–7/8, 10/11–12/13, thickened or slightly thickened, lacking in 8/9 or 9/ 10 in some species. Ovaries and funnels free in xiii. Male sexual system holandric, with paired testes and funnels enclosed in sacs in x and xi, and seminal vesicles in xi and xii. Spermathecae a single pair, multiple pairs, or sometimes single and located midventrally. Nephridia on spermathecal duct present. One pair of prostate glands, racemose. Copulatory bursae present; secretory diverticula on coelomic surface of copulatory bursae lacking.
Notes
Files
Files
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Linked records
Additional details
Identifiers
Biodiversity
- Scientific name authorship
- Kinberg
- Kingdom
- Animalia
- Phylum
- Annelida
- Order
- Opisthopora
- Family
- Megascolecidae
- Genus
- Pheretima
- Taxon rank
- subGenus
- Taxonomic concept label
- Pheretima (Pheretima) Kinberg, 1867 sec. Aspe & James, 2014
References
- Kinberg, J. G. H. (1867) Annulata nova. Ofvers K. Vetensk Academy, Ford Stockholm, 23, 97 - 103.