Published July 21, 2022 | Version v1
Taxonomic treatment Open

Lygdamis Kinberg 1867

  • 1. Departamento de Sistemática y Ecología Acuática, El Colegio de la Frontera Sur, Chetumal, Quintana Roo, México.

Description

Genus Lygdamis Kinberg, 1867

Type species

Lygdamis indicus Kinberg, 1867; by monotypy.

Diagnosis

Operculum completely divided into two free lobes. Two rows of opercular paleae. Outer paleae arranged in semicircles, with straight or slightly curved, cylindrical blades and smooth or serrated margins. Inner paleae arranged in one row along inner margin of opercular lobes with straight and cylindrical blades. One pair of nuchal hooks without limbation. Multiple tentacular filaments (compound). Median ridge with lateral eyespots. Median organ cylindrical, tip truncate or tapered. Four parathoracic segments (Kirtley 1994; Capa & Hutchings 2019).

Key to species of Lygdamis Kinberg, 1867 from the Caribbean Sea

1. Outer paleae with smooth margins and conical slightly bent, sharp tips; inner paleae with smooth margins ....................................... L. rayrobertsi Kirtley, 1994. Palm Beach, Florida, 62–73 m depth

– Outer paleae with serrated margins and flattened sharp tips; inner paleae with faintly serrate margins, blunt tips ................................................................................ L. pechi sp. nov. Veracruz, 47 m depth

Notes

Published as part of Chávez-López, Yessica, 2022, New species of sabellariids (Annelida: Sabellariidae) from the Caribbean Sea and the Gulf of Mexico, pp. 109-148 in European Journal of Taxonomy 831 on pages 110-111, DOI: 10.5852/ejt.2022.831.1873, http://zenodo.org/record/6885276

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Linked records

Additional details

Biodiversity

Scientific name authorship
Kinberg
Kingdom
Animalia
Phylum
Annelida
Order
Sabellida
Family
Sabellariidae
Genus
Lygdamis
Taxon rank
genus
Taxonomic concept label
Lygdamis Kinberg, 1867 sec. Chávez-López, 2022

References

  • Kirtley D. W. 1994. A Review and Taxonomic Revision of the Family Sabellariidae Johnston, 1865 (Annelida: Polychaeta). Sabecon Press Science Series, Stuart, Florida.
  • Capa M. & Hutchings P. 2019. Sabellariidae Johnston, 1865. In: Helmcke J. G., Starck D., Wermuth H., Purschke G., Boggemann M. & Westheide W. (eds) Handbook of Zoology, Annelida, Vol. 2: Pleistoannelida, Sedentaria II: 144 - 163. De Gruyter, Berlin, Germany.