Filospermoidea

Filospermoidea
Scientific classification
Kingdom:	Animalia
Phylum:	Gnathostomulida
Order:	Filospermoidea
Families
	Haplognathiidae; Pterognathiidae; Also see text

Filospermoidea is an order within the phylum Gnathostomulida.^[1]^[2]^[3] Filospermoids are generally longer than gnathostomulids in the order Bursovaginoidea, and have an elongate rostrum.^[4] It lives in North America, off the coasts of the southern United States and the Caribbean, primarily in the Gulf of Mexico, as well as in southeastern Denmark.^[5]

Classification[]

The order Filospermoidea contains 29 species in 2 families and 3 genera.^[6]

Family Haplognathiidae[1]
- Genus Haplognathia
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
  - (sometimes in Pterognathia)
Family Pterognathiidae[2]
- Genus Cosmognathia
- Genus Pterognathia

References[]

^ Adiyodi, K. G.; Adiyodi, Rita G (1988). Reproductive Biology of Invertebrates, Accessory Sex Glands (reprint ed.). John Wiley & Sons. pp. 61, 64. ISBN 0471914665. Retrieved 29 November 2018.
^ Giese, Arthur C.; Pearse, John S. (September 17, 2013). Acoelomate and Pseudocoelomate Metazoans (revised ed.). Elsevier. pp. 345–352. ISBN 1483260550. Retrieved 29 November 2018.
^ Ax, Peter (December 6, 2012). Multicellular Animals: A new Approach to the Phylogenetic Order in Nature (illustrated ed.). Springer Science & Business Medi. pp. 133–136. ISBN 3642801145. Retrieved 30 November 2018.
^ Barnes, R.F.K. (2001). The Invertebrates: A Synthesis. Oxford: Blackwell Science.
^ "Distribution Map: Filospermoidea". Ocean Biogeographic Information System. Retrieved 29 November 2018.
^ Sterrer, W. (2006). "Filospermoidea". World Register of Marine Species. Retrieved 27 January 2018.

Data related to Filospermoidea at Wikispecies

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[1] Adiyodi, K. G.; Adiyodi, Rita G (1988). Reproductive Biology of Invertebrates, Accessory Sex Glands (reprint ed.). John Wiley & Sons. pp. 61, 64. ISBN 0471914665. Retrieved 29 November 2018.

[2] Giese, Arthur C.; Pearse, John S. (September 17, 2013). Acoelomate and Pseudocoelomate Metazoans (revised ed.). Elsevier. pp. 345–352. ISBN 1483260550. Retrieved 29 November 2018.

[3] Ax, Peter (December 6, 2012). Multicellular Animals: A new Approach to the Phylogenetic Order in Nature (illustrated ed.). Springer Science & Business Medi. pp. 133–136. ISBN 3642801145. Retrieved 30 November 2018.

[4] Barnes, R.F.K. (2001). The Invertebrates: A Synthesis. Oxford: Blackwell Science.

[5] "Distribution Map: Filospermoidea". Ocean Biogeographic Information System. Retrieved 29 November 2018.

[6] Sterrer, W. (2006). "Filospermoidea". World Register of Marine Species. Retrieved 27 January 2018.

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