- palaeo.2007.03.046. Gubanov,
Alexander P.; Peel, John S. (2003). "Latest
Helcionelloid Molluscs from the
Lower Ordovician of Kazakhstan". Palaeontology. 44...
- but that
taxonomy to not use the name Helcionelloida.
Taxonomy of
helcionelloid according to the
opinion of P. Yu. Parkhaev:
Gastropoda Cuvier, 1797...
- . Gubanov,
Alexander P.; Peel, John S. (2003). "The
early Cambrian helcionelloid mollusc Anabarella Vostokova". Palaeontology. 46 (5): 1073. Bibcode:2003Palgy...
- "Monoplacophora". Gubanov,
Alexander P.; Peel, John S. (2003). "The
early Cambrian helcionelloid mollusc Anabarella Vostokova". Palaeontology. 46 (5): 1073. doi:10.1111/1475-4983...
-
resolve this
confusion was to
separate out the
predominantly coiled helcionelloids from the traditional, cap-like tergomyans, this
latter group containing...
- of
concentric ridges.
Conway Morris, S.; Peel, J. S. (2013). "A New
Helcionelloid Mollusk from the
Middle Cambrian Burgess Shale, Canada".
Journal of...
-
known from
earliest Cambrian small skeletal fossils,
interpreted as a
helcionelloid. Marusin,
Vasiliy V.; Kochnev,
Boris B.; Karlova,
Galina A.; Nagovitsin...
-
genus Auricullina V****iljeva, 1998 and s****
pores of the
Cambrian helcionelloid mollusks".
Paleontological Journal. 40 (1): 20–06. doi:10.1134/S0031030106010035...
-
Treatise on
Invertebrate Paleontology, Part I
Mollusca 1 P. J. Wagner. 2011.
Paleozoic Gastropod, Rostroconch,
Helcionelloid and
Tergomyan Database.[1]...
- 1999.tb00534.x. Gubanov, A.P.; Peel, J.S. (2003). "The
early Cambrian helcionelloid mollusc Anabarella Vostokova". Palaeontology. 46 (5): 1073–1087. doi:10...
