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Taxon:
Genus †
Gracilocyathus
Vologdin & Jankauskas, 1968
(sponge)
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Hierarchy
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Entity:
†Archaeocyatha (Class)
..[†Achorocyathus] (Genus)
..†Ajacicyathida (Order)
..[†Akademiophyllum] (Genus)
..[†Apocyathus] (Genus)
..†Archaeocyathida (Order)
..[†Azyricyathus] (Genus)
..[†Bicyathus] (Genus)
..[†Capillicyathus] (Genus)
..†Capsulocyathida (Order)
..[†Conoidocyathus] (Genus)
..[†Cribricyathus] (Genus)
..[†Crispus] (Genus)
..[†Dolichocyathus] (Genus)
..[†Ethonophyllum] (Genus)
..†Kazachstanicyathida (Order)
..[†Kazakhstanicyathida] (Order)
..[†Kotuyicyathus] (Genus)
..[†Lagenicyathus] (Genus)
..[†Lomatiocyathus] (Genus)
..[†Longaevus] (Genus)
..[†Longicyathus] (Genus)
..†Monocyathida (Order)
..[†Peripteratocyathus] (Genus)
..[†Pluralicoscinus] (Genus)
..[†Pubericyathus] (Genus)
..†Putapacyathida (Order)
..[†Pyxidocyathus] (Genus)
..[†Ramifer] (Genus)
..[†Rarocyathus] (Genus)
..[†Robustocyathus] (Genus)
..[†Striatocyathus] (Genus)
..[†Sunicyathus] (Genus)
..[†Syrongocnema] (Genus)
..[†Tatijanaecyathus] (Genus)
..[†Thalassocyathida] (Order)
..[†Thecocyathus] (Genus)
..[†Tomocyathus] (Genus)
..[†Topolinocyathus] (Genus)
..[†Tortocyathus] (Genus)
..[†Turricyathus] (Genus)
..[†Gracilocyathus] (Genus)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Porifera
-
(Class)
Archaeocyatha
Current position
†
Archaeocyatha
(Class)
Bornemann, 1884
Ref:
S.A. Neave, [2005]
: [19 Dec 2008].
[nominal taxon] [implicit]
Alternative positions
†
Cribricyathea
(Class)
Vologdin, 1961
Ref:
J.J. Sepkoski Jr., 2002
[rough position]
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024