Anthaspidellidae

Anthaspidellidae
Nevadacoelia wistae, from the early Ordovician of Nevada.
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Porifera
Class:	Demospongiae
Suborder:	† Orchocladina
Family:	† Anthaspidellidae Miller, 1889
Genera
Capsospongia Rankenella [1] Calycocoelia [2] Zittelella [3] RhopalocoelriaRaymond and Okulitch, 1940 ?Eospongia (Billings, 1861; Raymond & Okulitch, 1940)[ verification needed ] ?Hudsonospongia (Raymond & Okulitch, 1940)[ verification needed ] ?Steliella (Hinde, 1889; Wilson, 1948)[ verification needed ] ?Zittelella (Ulrich & Everett, 1890)[ verification needed ]

Anthaspidellidae is an extinct family of sponges whose dendroclone spicules form ladder-like trabs. ^[1]

Hudsonospongia sp., late Ordovician, Beaverfoot Formation, Top Of the World Provincial Park, BC.

References

1. Kruse, P. (1983). "Middle Cambrian 'Archaeocyathus' from the Georgina Basin is an anthaspidellid sponge". Alcheringa: An Australasian Journal of Palaeontology. 7: 49–58. Bibcode:1983Alch....7...49K. doi:10.1080/03115518308619633.
2. Rigby, J. Keith (1973). "A New Anthaspidellid Sponge from the Silurian of Lake Timiskaming, Quebec". Journal of Paleontology. 47 (4). Paleontological Society: 801–804. JSTOR   1303055.
3. Bingli, L.; Rigby, J. K.; Zhongde, Z. (2003). "Middle Ordovician Lithistid Sponges from the Bachu-Kalpin Area, Xinjiang, Northwestern China". Journal of Paleontology. 77 (3). Paleontological Society: 430–441. doi:10.1666/0022-3360(2003)077<0430:MOLSFT>2.0.CO;2. JSTOR   4094792.