Caligus undulatus, Shen & Li, 1959

Özak, Argun Akif, Kurt, Tuba Terbiyik, Kamanli, Seyit Ali, Akbulut, Gürkan, Yanar, Alper & Boxshall, Geoffrey A., 2024, Two new species of planktonic Caligus O. F. Müller 1785 (Copepoda: Caligidae) from Türkiye with an updated review and checklist of planktonic caligids, Zootaxa 5437 (3), pp. 301-335 : 327

publication ID

https://doi.org/ 10.11646/zootaxa.5437.3.1

publication LSID

lsid:zoobank.org:pub:F06B9D4F-B890-41E2-AC14-9C7DD717DFE8

DOI

https://doi.org/10.5281/zenodo.10997527

persistent identifier

https://treatment.plazi.org/id/0387C212-202D-6976-FF06-761AEFCDFA80

treatment provided by

Plazi

scientific name

Caligus undulatus
status

 

Updated key to species of Caligus undulatus View in CoL -group (females only)

1. Distal segment of antennule short (less than 2.5 times length of proximal segment)................................. 2

- Distal segment of antennule elongate (about 2.5 times length of proximal segment)....................... C. longiramus

2. Sternal furca present................................................................................... 3

- Sternal furca absent.............................................................. C. yucatanensis comb. nov.

3. Genital complex at least 3 times longer than abdomen................................................ C. evelynae

- Genital complex less than 3 times longer than abdomen....................................................... 4

4. Postantennal process with accessory tine on base part......................................... C. sarosensis sp. nov.

- Postantennal process simple, lacking accessory tine.......................................................... 5

5. Sternal furca with tines closely adpressed along midline...................................... C. izmiriensis sp. nov.

- Tines of sternal furca clearly separated.................................................................... 6

6. Abdomen distinctly 2-segmented and about as long as genital complex.................................... C. chelifer

- Abdomen 1-segmented and shorter than genital complex...................................................... 7

7. Abdomen more than 2 times longer than wide...................................................... C. undulatus

- Abdomen less than 2 times longer than wide................................................................ 8

8. Dorsal cephalothoracic shield subtriangular, with straight lateral margins................................ C. tripedalis

- Dorsal cephalothoracic shield rounded, with evenly convex lateral margins................................ C. ogawai

Kingdom

Animalia

Phylum

Arthropoda

Class

Copepoda

Order

Siphonostomatoida

Family

Caligidae

Genus

Caligus

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF