Definition of Calcichordate. Meaning of Calcichordate. Synonyms of Calcichordate

- the calcichordate hypothesis they were interpreted as being stem-group chordates. However, multiple lines of evidence argue against the calcichordate hypothesis...
- The calcichordate hypothesis holds that each separate lineage of chordate (Cephalochordates, Urochordates, Craniates) evolved from its own lineage of...
- Richard P.S. Jefferies was a paleontologist famous for developing the Calcichordate Theory of the origin of chordates, now widely discredited. Jefferies...
- Jefferies' Calcichordate Theory, he supposes that all chordates and their mitrate ancestors are dexiothetic. Gee, Henry (1996). "Jefferies' Calcichordate Theory"...
- effectively identical to Stylophora that was central to the now-disproven calcichordate hypothesis According to 2024 review, there are two main schools of thought...
- Homostelea is now considered a junior synonym of Cincta. Under the calcichordate interpretation of carpoids, cinctans were initially interpreted as basal...
- Solutans are widely agreed to be echinoderms, though the outmoded calcichordate hypothesis held that they were ancestral to both echinoderms and chordates...
- which occurred late in Cambrian Stage 2. In the largely falsified calcichordate hypothesis, stereom was believed to have been present in the common...
- These include the annelid hypothesis, the auricularia hypothesis, the calcichordate hypothesis, the enteropneust hypothesis, the inversion hypothesis, and...
- had also been considered to lie in the stem lineage of the chordates (calcichordates). However, it is now generally accepted that homalozoans were echinoderms...