New data from an enigmatic phylum: Evidence from molecular sequence data supports a sister-group relationship between Loricifera and Nematomorpha

Journal of Zoological Systematics and Evolutionary Research

Volumn 46, Issue 3, 2008, Pages 231-239

  Sorensen M V ^a   Hebsgaard, M B ^a   Heiner, I ^b   Glenner, H ^a   Willerslev, E ^a   Kristensen, R M ^b  

^a UNIVERSITY OF COPENHAGEN   (Denmark)

^b UNIVERSITY OF COPENHAGEN   (Denmark)

Author keywords

Cycloneuralia; Ecdysozoa; Evolution; Phylogeny; Progenesis; Scalidophora

Indexed keywords

CLADISTICS; EVOLUTION; LARVAL DEVELOPMENT; METAZOAN; MOLECULAR ANALYSIS; PHYLOGENY; SEXUAL MATURITY; TAXONOMY;

ANIMALIA; ECDYSOZOA; KINORHYNCHA; LORICIFERA; NEMATOMORPHA; PRIAPULIDA; SCALIDOPHORA;

EID: 46749091706     PISSN: 09475745     EISSN: 14390469     Source Type: Journal    
DOI: 10.1111/j.1439-0469.2008.00478.x     Document Type: Article

References (64)

1. Adrianov AV, Malakhov VV (1995) The phylogeny and classification of the phylum Cephalorhyncha. Zoosyst Ross 3:181 201.
2. Adrianov AV, Malakhov VV (1996) The phylogeny and classification of the class Kinorhyncha. Zoosyst Ross 4:23 44.
3. Adrianov AV, Malakhov VV (1999) Cephalorhyncha of the World Oceans. KMK Scientific Press, Moscow, 328 pp.
4. Adrianov AV, Malakhov VV (2001) Symmetry of priapulids (Priapulida). 1. Symmetry of adults. J Morphol 247:99 110.
5. Aguinaldo AMA, Turbeville JM, Lindford LS, Rivera MC, Garey JR, Raff RA, Lake JA (1997) Evidence for a clade of nematodes, arthropods and other moulting animals. Nature 387:489 493.
6. Ax P (1956) Die Gnathostomulida, eine rätselhafte Wurmgruppe aus dem Meeressand. Abh Akad Wiss u Lit Mainz, math-nat Kl 8:1 32.
7. Bergsten J (2005) A review of long-branch attraction. Cladistics 21:163 193.
8. Bleidorn C, Schmidt-Rhaesa A, Garey JR (2002) Systematic relationships of Nematomorpha based on molecular and morphological data. Invertebr Biol 121:357 364.
9. Brown R (1989) Morphology and ultrastructure of the sensory appendages of a kinorhynch introvert. Zool Scr 18:471 482.
10. Colgan DJ, McLauchlan A, Wilson GDF, Livingston SP, Edgecombe GD, Macaranas J, Cassis G, Gray MR (1998) Histone H3 and U2 snRNA DNA sequences and arthropod molecular evolution. Aust J Zool 46:419 437.
11. Farris JS (1997) The future of phylogeny reconstruction. Zoologica Scripta 26:303 311.
12. Farris JS, Albert VA, Källersjö M, Lipscomb D, Kluge AG (1996) Parsimony jackknifing outperforms neighbor-joining. Cladistics 12:99 124.
13. Funch P, Kristensen RM (1995) Cycliophora is a new phylum with affinities to Entoprocta and Ectoprocta. Nature 378:711 714.
14. Funch P, Sørensen MV, Obst M (2005) On the phylogenetic position of Rotifera - have we come any further? Hydrobiologia 546:11 28.
15. Gad G (2004) A new genus of Nanaloricidae (Loricifera) from deep-sea sediments of volcanic origin in the Kilinailau Trench north of Papua New Guinea. Helgol Mar Res 58:40 46.
16. Gad G (2005a) Giant Higgins-larvae with paedogenetic reproduction from the deep sea of the Angola Basin - evidence for a new life cycle and for abyssal gigantism in Loricifera? Org Divers Evol 5:59 75.
17. Gad G (2005b) A parthenogenetic, simplified adult in the life cycle of Pliciloricus pedicularis sp. n. (Loricifera) from the deep sea of the Angola Basin (Atlantic). Org Divers Evol 5:77 103.
18. Giribet G (2003) Molecules, development and fossils in the study of metazoan evolution; Articulata versus Ecdysozoa revisited. Zoology 106:303 326.
19. Giribet G, Carranza S, Baguñà J, Riutort M, Ribera C (1996) First molecular evidence for the existence of a Tardigrada + Arthropoda clade. Mol Biol Evol 13:76 84.
20. Giribet G, Distel DL, Polz M, Sterrer W, Wheeler WC (2000) Triploblastic relationships with emphasis on the acoelomates and the position of Gnathostomulida, Cycliophora, Plathelminthes, and Chaetognatha: a combined approach of 18S rDNA sequences and morphology. Syst Biol 49:539 562.
21. Giribet G, Sørensen MV, Funch P, Kristensen RM, Sterrer W (2004) Investigations into the phylogenetic position of Micrognathozoa using four molecular loci. Cladistics 20:1 13.
22. Halanych KM (2004) The new view of animal phylogeny. Annu Rev Ecol Evol Syst 35:229 256.
23. Hall TA (1999) BioEdit: a user-friendly biological sequence alignment editor and analysis program for Windows 95/98/NT. Nucleic Acids Symp Ser 41:95 98.
24. Heiner I (2004) Armorloricus kristenseni (Nanaloricidae, Loricifera), a new species from the Faroe Bank (North Atlantic). Helgol Mar Res 58:192 205.
25. Heiner I (2008) Rugiloricus bacatus nov. sp. (Loricifera - Pliciloricidae) and a new type of reduced larva, a ghost-larva, with paedogenetic reproduction. System Biodivers 6:225 247.
26. Higgins RP, Kristensen RM (1986) New Loricifera from Southeastern United States coastal waters. Smithsonian Contrib Zool 438:1 70.
27. Jenner RA (2004) Towards a phylogeny of the Metazoa: evaluating alternative phylogenetic positions of Platyhelminthes, Nemertea, and Gnathostomulida, with a critical reappraisal of cladistic characters. Contrib Zool 73:3 163.
28. Kristensen RM (1983) Loricifera, a new phylum with Aschelminthes characters from the meiobenthos. Z zool Syst Evolut-forsch 21:163 180.
29. Kristensen RM (1991) Loricifera - a general biological and phylogenetic overview. Verh Dtsch Zool Ges 84:231 246.
30. Kristensen RM (2003) Comparative morphology: do the ultrastructural investigations of Loricifera and Tardigrada support the clade Ecdysozoa? In:Legakis A, Sfenthourakis S, Polymeni R, Thessalou-Legaki M (eds The New Panorama of Animal Evolution. Proceedings of the 18th International Congress of Zoology. Pensoft Publishers, Sofia - Moscow, pp 467 477.
31. Kristensen RM, Brooke S (2002) Phylum Loricifera. In:Young C, Sewell M, Rice M (eds Atlas of Marine Invertebrate Larvae. Academic Press, San Diego, pp 179 187.
32. Kristensen RM, Funch P (2000) Micrognathozoa: a new class with complicated jaws like those of Rotifera and Gnathostomulida. J Morphol 246:1 49.
33. Kristensen RM, Gad G (2004) Armorloricus, a new genus of Loricifera (Nanaloricidae) from Trezen ar Skoden (Roscoff, France). Cah Biol Mar 45:121 156.
34. Kristensen RM, Higgins RP (1991) Kinorhyncha. In:Harrison FW, Ruppert EE (eds Microscopic Anatomy of Invertebrates, Vol. 4. Wiley-Liss, New York, pp 377 404.
35. Lemburg C (1995) Ultrastructure of sense organs and receptor cells of the neck and lorica of the Halicryptus spinulosus larva (Priapulida). Microfauna Marina 10:7 30.
36. Lemburg C (1998) Electron microscopical localization of chitin in the cuticle of Halicryptus spinulosus and Priapulus caudatus (Priapulida) using gold-labelled wheat germ agglutinin: phylogenetic implications for the evolution of the cuticle within the Nemathelminthes. Zoomorphology 118:137 158.
37. Lemburg C (1999) Ultraskrukturelle Untersuchungen an der Larven von Halicryptus Spinulosus and Priapulus Caudatus. Hypothesen zur Phylogenie der Priapulida und deren Bedeutung für die Evolution der Nemathelminthes. Dissertation from University of Göttingen, Cuviller Verlag, Göttingen, 393 pp.
38. Littlewood DTJ, Telford MJ, Clough KA, Rohde K (1998) Gnathostomulida - an enigmatic metazoan phylum from both morphological and molecular perspectives. Mol Phylogenet Evol 9:72 79.
39. Malakhov VV (1980) Cephalorhyncha - a new phylum of the animal kingdom uniting Priapulida, Kinorhyncha, and Gordiacea, and a classification for pseudocoelomate worms. Zool Zhurnal 59:485 499.
40. Müller MCM, Jochmann R, Schmidt-Rhaesa A (2004) The musculature of horsehair worm larvae (Gordius aquaticus, Paragordius varius, Nematomorpha): F-actin staining and reconstruction by cLSM and TEM. Zoomorphology 123:45 54.
41. Neuhaus B (1994) Ultrastructure of alimentary canal and body cavity, ground pattern, and phylogenetic relationships of the Kinorhyncha. Microfauna Marina 9:61 156.
42. Neuhaus B, Higgins RP (2002) Ultrastructure, biology, and phylogenetic relationships of Kinorhyncha. Integr Comp Biol 42:619 632.
43. Neuhaus B, Kristensen RM, Lemburg C (1996) Ultrastructure of the cuticle of the Nemathelminthes and electron microscopical localization of chitin. Verh Dtsch Zool Ges 89:221.
44. Neuhaus B, Kristensen RM, Peters W (1997) Ulstrastructure of the cuticle of Loricifera and demonstration of chitin using gold-labeled wheat germ agglutinin. Acta Zool 78:215 225.
45. Nielsen C (2001) Animal Evolution, 2nd edn. Oxford University Press, Oxford, UK, 563 pp.
46. Nylander JAA (2004) MrModeltest v2. Program Distributed by the Author. Evolutionary Biology Centre, Uppsala University, Sweden.
47. Park J-K, Rho HS, Kristensen RM, Kim W, Giribet G (2006) First molecular data on the phylum Loricifera - an investigation into the phylogeny of Ecdysozoa with emphasis on the positions of Loricifera and Priapulida. Zool Sci 23:943 954.
48. Passamaneck Y, Halanych KM (2006) Lophotrochozoan phylogeny assessed by LSU and SSU data: evidence for lophophorate polyphyly. Mol Phylogenet Evol 40:20 28.
49. Rambaut A, Drummond A (2004) Tracer v1.4. University of Oxford, Oxford, UK.
50. Rodríguez F, Oliver JL, Marin A, Medina JR (1990) The general stochastic model of nucleotide substitution. J Theor Biol 142:485 501.
51. Ronquist F, Huelsenbeck JP (2003) MrBayes 3: Bayesian phylogenetic inference under mixed models. Bioinformatics 19:1572 1574.
52. Schmidt-Rhaesa A (1997/98 Phylogenetic relationships of the Nematomorpha - a discussion of current hypothesis. Zool Anz 236:203 216.
53. Schmidt-Rhaesa A, Bartolomaeus T, Lemburg C, Ehlers U, Garey JR (1998) The position of the Arthropoda in the phylogenetic system. J Morphol 238:263 285.
54. Scholtz G (2002) The Articulata hypothesis - or what is a segment? Org Divers Evol 2:197 215.
55. Sørensen MV (2003) Further structures in the jaw apparatus of Limnognathia maerski (Micrognathozoa), with notes on the phylogeny of the Gnathifera. J Morphol 255:131 145.
56. Sørensen MV, Funch P, Willerslev E, Hansen AJ, Olesen J (2000) On the phylogeny of the Metazoa in the light of Cycliophora and Micrognathozoa. Zool Anz 239:297 318.
57. Swofford DL (2002) PAUP* 4.0: Phylogenetic Analysis Using Parsimony (*and Other Methods), ver. 4. Sinauer Associates, Sunderland, Mass.
58. Tavaré S (1986) Some probabilistic and statistical problems on the analysis of DNA sequences. Lect Math Life Sci 17:57 86.
59. Thompson JD, Higgins DG, Gibson TJ (1994) CLUSTAL W: improving the sensitivity of progressive multiple sequence alignment through sequence weighting, position specific gap penalties and weight matrix choice. Nucleic Acids Res 22:4673 4680.
60. Tuffley C, Steel M (1998) Modeling the covarion hypothesis of nucleotide substitution. Math Biosci 147:63 91.
61. Warwick RM (2000) Are loriciferans paedomorphic (progenetic) priapulids? Vie Mills 50:191 193.
62. Westheide W (1987) Progenesis as a principle in meiofauna evolution. J Nat Hist 21:843 854.
63. Whiting MF, Carpenter JM, Wheeler QD, Wheeler WC (1997) The Strepsiptera problem: phylogeny of the holometabolous insect orders inferred from 18S and 28S ribosomal DNA sequences and morphology. Syst Biol 46:1 68.
64. Worsaae K, Kristensen RM (2005) Evolution of interstitial Polychaeta (Annelida). Hydrobiologia 535/536:319 340.