- cephalopods.
Parkhaev (2006, 2007)
considers these animals to be crown-group gastropods.
Previous to the 2006
classification by
Parkhaev, helcionellids...
-
helcionelloid according to the
opinion of P. Yu.
Parkhaev:
Gastropoda Cuvier, 1797
Subclass Archaeobranchia Parkhaev, 2001
Order Helcionelliformes Golikov & Starobogatov...
-
Marine Species.
Retrieved 2020-09-29. Strong,
Ellen E.; Schrödl, Michael;
Parkhaev, Pavel; Nützel, Alexander; Kano, Yasunori; Kaim, Andrzej; Hausdorf, Bernhard;...
- JSTOR 1543051. PMID 28570844.
Archived from the
original on 29
September 2023.
Parkhaev, P. Yu. (2007). "The
Cambrian 'ba****t' of
gastropod evolution". Geological...
- Karlova; A.I. Varlamov; V.A. Luchinina; T.V. Pegel'; Yu.E. Demidenko; P.Yu.
Parkhaev; I.V. Korovnikov; N.A.
Skorlotova (2008). "To the
problem of
stage subdivision...
-
systematic position. This
family has no subfamilies.
According to P. Yu.
Parkhaev in 2007, the
family is
within the
superfamily Helcionelloidea Wenz, 1938...
-
systematic position. This
family has no subfamilies.
According to P. Yu.
Parkhaev, the
family Trenellidae is in the
superfamily Yochelcionelloidea Runnegar...
- Hausdorf, Bernhard; Kaim, Andrzej; Kano, Yasunori; Nützel, Alexander;
Parkhaev, Pavel; Schrödl, Michael; Strong,
Ellen E. (2017). "Revised classification...
-
International Commission on Stratigraphy. Rozanov, A. Y.; Zhu, M.; Pak, K. L.;
Parkhaev, P. Y. (2008). "The 2nd Sino-Russian
Symposium on the
Lower Cambrian Subdivision"...
-
Bernhard Hausdorf,
Andrzej Kaim,
Yasunori Kano,
Alexander Nützel,
Pavel Parkhaev,
Michael Schrödl and
Ellen E. Strong. 2017.
Revised classification, Nomenclator...
