Ophiactis definita

Taxonavigation

Taxonavigation: Gnathophiurina

Superregnum: Eukaryota Cladus: Podiata Cladus: Amorphea Cladus: Obazoa Cladus: Opisthokonta Cladus: Holozoa Cladus: Filozoa Cladus: Choanozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: ParaHoxozoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Echinodermata Subphylum: Eleutherozoa Superclassis: Cryptosyringida Classis: Ophiuroidea Subclasse: Myophiuroidea Infraclasse: Metophiurida Superordo: Euryophiurida Ordo: Ophiurida Subordo: Gnathophiurina

Familia: Ophiactidae
Genus: Ophiactis
Species: Ophiactis definita

Name

Ophiactis definita Koehler, 1922

• ZooBank: E7FB5885-16BB-40AC-9FC4-A1DDE345AD47

• Type locality: North Pacific Ocean, Balayan Bay, Philippines, Luzon Island, Verde Island Passage, 13.7514°N 120.508°E / 13.7514; 120.508, depth 721 m.

• Lectotype: USNM E 1050 [1].

• Paralectotypes: USNM E 45–52.

• Status:   junior subjective synonym   of Ophiactis brachygenys H.L. Clark, 1911

Synonymy

• Ophiactis definita Koehler, 1922: 187–189, pl. 64(1–2, 7); — Downey, 1969: 85.

References

• Downey, M.E. 1969. Catalog of recent Ophiuroid type specimens in major collections in the United States. Bulletin of the United States National Museum 293: 1–239. BHL Reference page. 
• Koehler, J.B.F.R. 1922. Ophiurans of the Philippine Seas and adjacent waters. United States national museum bulletin 100(5): 1–486. BHL Reference page. 

Links

• Ophiactis definita Koehler, 1922 in the World Ophiuroidea Database, accessed on October 02, 2025