Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Haplotaeniatum cathenatum
Taxonomy
Haplotaeniatum cathenatum was named by Nazarov and Ormiston (1993). It is a 3D body fossil.
Synonymy list
Year | Name and author |
---|---|
1993 | Haplotaeniatum cathenatum Nazarov and Ormiston p. 51 figs. pl. 3, fig. 11 |
2000 | Haplotaeniatum cathenatum Noble and Maletz p. 267 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Haplotaeniatum cathenatum Nazarov and Ormiston 1993
show all | hide all
Diagnosis
Reference | Diagnosis | |
---|---|---|
P. J. Noble and J. Maletz 2000 | Large (280pm) spherical shell with multiple spiraliform or concentric layers, commonly with a pylome that penetrates the outermost three to four layers. Numerous short fine spines cover the cortical wall and extend inwards to in- ner-most cavity. |