Idanthyrsus Kinberg, 1867

Chávez-López, Yessica, 2021, Sabellariids (Annelida: Sedentaria: Sabellariidae) from shallow waters of the Gulf of Mexico and the Caribbean Sea, including three new species, Zootaxa 5048 (2), pp. 191-214 : 192

publication ID	https://doi.org/ 10.11646/zootaxa.5048.2.3
publication LSID	lsid:zoobank.org:pub:CBD94592-5647-4F52-A8CF-4990DE8574D8
DOI	https://doi.org/10.5281/zenodo.5555025
persistent identifier	https://treatment.plazi.org/id/03D0AE23-5167-FFD6-FF73-F999FB251135
treatment provided by	Plazi
scientific name	Idanthyrsus Kinberg, 1867
status

Treatment

Idanthyrsus Kinberg, 1867 View in CoL

Type species. Idanthyrsus armatus Kinberg, 1867 View in CoL , by monotypy.

Diagnosis (modified after Capa et al. 2012). Operculum completely divided into two lobes. Two rows of opercular paleae. Outer paleae straight with sharp lateral denticles. Inner paleae straight, cylindrical. One or two pairs of nuchal hooks with or without limbation on the concave margin. Multiple compound tentacular filaments. Median ridge with lateral eyespots. Median organ small without eyespots. Three parathoracic segments.