Pasiphaea affinis Rathbun, 1902

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 37

publication ID	11755334
DOI	https://doi.org/10.5281/zenodo.5254834
persistent identifier	https://treatment.plazi.org/id/C5657B52-FFB8-B337-44D1-FC16CD320D00
treatment provided by	Felipe (2021-08-24 08:22:12, last updated by Plazi 2023-11-04 15:45:02)
scientific name	Pasiphaea affinis Rathbun, 1902
status

Treatment

Pasiphaea affinis Rathbun, 1902 View in CoL

( Fig. 8D, E)

Pasiphaea affinis Rathbun, 1902a: 905 View in CoL ; 1904: 24, fig. 6. — Schmitt 1921: 31, fig. 17. — Word & Charwat 1976: 199. — Hendrickx & Estrada-Navarrete 1989: 111. — Wicksten 2002: 133.

Diagnosis. Postfrontal tooth nearly vertical to angled upward. Carapace not carinated beyond gastric tooth, branchiostegal tooth present, carina extending horizontally posteriorly from antennal region and another Y-shaped carina running posteriorly along branchial regions. Eye large, rounded. Stylocerite reaching cornea of eye, not as long as first segment of antennular peduncle. Scaphocerite exceeding antennular peduncle. Third maxilliped, all pereopods with large, obvious exopods. Pereopods 1, 2 heavy, chelate, apices of fingers of second chela crossing. Merus and ischium of pereopod 2 with sharp spines. Pereopod 3 slender, pereopod 4 reduced, pereopod 5 short. Abdominal somites 2–6 with dorsal carina, sixth somite ending in distal point. Telson with V-shaped notch, with dorsal groove. Male total length 67 mm, female 55 mm.

Color in life. Not reported.

Habitat and depth. Pelagic, 1800 m.

Range. Known only from type locality, near Cortez Bank , California (32˚ 28' 44" N, 119˚ 12' 54"W).

References

Hendrickx, M. E. & Estrada-Navarrete, F. D. (1989) A checklist of the species of pelagic shrimps (Penaeoidea and Caridea) from the eastern Pacific, with notes on their geographic and depth distribution. California Cooperative Fisheries Investigations Report, 30, 104 - 121.

Rathbun, M. J. (1902 a) Descriptions of new decapod crustaceans from the west coast of North America. Proceedings of the United States National Museum, 24, 885 - 905.

Rathbun, M. J. (1904) Decapod crustaceans of the northwest coast of North America. Harriman Alaska Expedition, 10, 1 - 219.

Schmitt, W. L. (1921) The marine decapod Crustacea of California. University of California Publications in Zoology, 23, 1 - 470.

Wicksten, M. K. (2002) Midwater decapods of the northeastern Pacific. In: Hendrickx, M. E. (Ed.) Contributions to the Study of East Pacific Crustaceans. Vol. 1. Universidad Nacional Autonoma de Mexico, Mexico, D. F., pp. 127 - 144.

Word, J. & Charwat, D. (1976) Invertebrates of Southern California Coastal Waters. II. Natantia. Southern California Coastal Water Research Project, El Segundo, California. 238 pp.