Higher Classification: > Kingdom Animalia > Subkingdom Eumetazoa > Phylum Chordata > Subphylum Tunicata > Class Ascidiacea > Order Stolidobranchia > Family Pyuridae > Genus Microcosmus

Microcosmus squamiger Michaelsen, 1927

Rank: Species
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Microcosmus*	Heller, 1877	accepted genus name
*Pyurella*	Monniot C. & Monniot F., 1973	synonym

Literature

original description	Michaelsen, W. (1927). Einige neue westaustralische Ptychobranchiate Ascidien. Zoologischer Anzeiger. 71, 193–203.
basis of record	Mastrototaro, M.; Tursi, A. (2006). Ascidiacea. In: Revisione della Checklist della fauna marina italiana.
additional source	Izquierdo-Muñoz, A.; Díaz-Valdés, M.; Ramos-Esplá, A.A. (2009). Recent non-indigenous ascidians in the Mediterranean Sea. Aquatic Invasions. 4(1): 59-64.
additional source	Occhipinti-Ambrogi, A., A. Marchini, G. Cantone, A. Castelli, C. Chimenz, M. Cormaci, C. Froglia, G. Furnari, M.C. Gambi, G. Giaccone, A. Giangrande, C. Gravil, F. Mastrototaro, C. Mazziotti, L. Orsi-Relini & S. Piraino. (2010). Alien species along the Italian coasts: an overview. Biological Invasions. 13(1): 215-237.
additional source	Rius, M.; Pascual, M.; Turon, X. (2008). Phylogeography of the widespread marine invader Microcosmus squamiger (Ascidiacea) reveals high genetic diversity of introduced populations and non-independent colonizations. Diversity and Distributions. 14(5): 818-828.
additional source	Zenetos, A., S. Gofas, M. Verlaque, M. Cinar, J. Garcia Raso, C. Bianchi, C. Morri, E. Azzurro, M. Bilecenoglu, C. Froglia, I. Siokou, D. Violanti, A. Sfriso, G. San Martin, A. Giangrande, T. Katagan, E. Ballesteros, A. Ramos-Espla, F. Mastrototaro, O. Ocana, A. Zingone, M,. Gambi & N. Streftaris. (2010). Alien species in the Mediterranean Sea by 2010. A contribution to the application of European Union's Marine Strategy Framework Directive (MSFD). Part I. Spatial distribution. Mediterranean Marine Science. 11(2): 381-493.
additional source	Kott, P.; Bradford-Grieve, J.; Esnal, G.; Murdoch, R.C. (2009). Phylum Tunicata: sea squirts, salps, appendicularians, in: Gordon, D.P. (Ed.) (2009). New Zealand inventory of biodiversity: 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia. pp. 409-430.
additional source	Rius, M.; Turon, X.; Ordóñez, V.; Pascual, M. (2012). Tracking Invasion Histories in the Sea: Facing Complex Scenarios Using Multilocus Data. PLoS ONE. 7(4): e35815.
additional source	Zenetos, A., M.E. Cinar, M.A. Pancucci-Papadopoulou, J.G. Harmelin, G. Furnari, F. Andaloro, N. Bellou, N. Streftaris & H. Zibrowius. (2005). Annotated list of marine alien species in the Mediterranean with records of the worst invasive species. Mediterranean Marine Science. 6 (2): 63-118.
additional source	Zenetos, A., E. Meric, M. Verlaque, P. Galli, C.F. Boudouresque, A. Giangrande, M. Cinar & M. Bilecenoglu. (2008). Additions to the annotated list of marine alien biota in the Mediterranean with special emphasis on Foraminifera and Parasites. Mediterranean Marine Science. 9(1): 119-165.
additional source	Kott, P. (1985). The Australian Ascidiacea part 1, Phlebobranchia and Stolidobranchia. Mem Qd Mus. 23: 1-440.
additional source	van der Land, J. (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO).

Genbank

Citation

Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2025). Ascidiacea World Database. Microcosmus squamiger Michaelsen, 1927. Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:236666