Palaeos:		Anaspida
The Vertebrates		References

Anaspida References

Chordata
|
Craniata
|--Myxinoidea
`--Vertebrata
   |--Jamoytiiformes
   `--+--Hyperoartia (= Petromyzontiformes)
      `--+--Conodonta
         `--+--Anaspida
            |  |--Pharyngolepis
            |  `--+--Pterygolepis
            |     `--Rhyncholepidida 
            `--+--Pteraspidomorphi
               |--Thelodonti
               `--+--Cephalaspidomorphi
                  `--Gnathostomata

References

Chen, J-Y, D-Y Huang & C-W Li (1999), An early Cambrian craniate-like chordate, Nature 402: 518-522.
Anaspida

Janvier, P (1996), Early Vertebrates, Oxford, 393 pp.
Overview.

Janvier, P (1999), Catching the first fish. Nature 402: 21-22.
Anaspida.

Janvier, P & A Blieck (1993), The Silurian-Devonian Agnathan Biostratigraphy of the Old Red Continent in JA Long (ed.), Palaeozoic Vertebrate Biostratigraphy and Biogeography. Johns Hopkins Univ. Press, pp.70-73.
Overview.

Long, JA (1993), Morphological Characteristics of Paleozoic Vertebrates used in biostratigraphy, in JA Long (ed.), Palaeozoic Vertebrate Biostratigraphy and Biogeography. Johns Hopkins Univ. Press, pp.3-24.

Sansom, R. S., Freedman, K., Gabbott, S. G., Aldridge, R. A. and Purnell, M. A. 2010. Taphonomy and affinity of an enigmatic Silurian vertebrate Jamoytius kerwoodi White. Palaeontology 53: 1393-1409.
Index