Eualus macrophthalmus (Rathbun, 1902)

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 78

publication ID

1175­5334

DOI

https://doi.org/10.5281/zenodo.5254942

persistent identifier

https://treatment.plazi.org/id/C5657B52-FFD1-B35E-44D1-FBB8C9E50DF0

treatment provided by

Felipe

scientific name

Eualus macrophthalmus (Rathbun, 1902)
status

 

Eualus macrophthalmus (Rathbun, 1902)

( Fig. 19B, C)

Spirontocaris macrophthalma Rathbun, 1902a: 900 ; 1904: 105, fig. 48. — Schmitt 1921: 72, fig. 49.

Eualus macrophthalmus . — Holthuis 1947: 11. — Kozloff 1974: 166. — Word & Charwat 1976: 105. — Butler 1980: 189, pl. 8A. — Wicksten 1989b: 312; 1990b: 593; 2002: 137. — Chace 1997: 43. — Jensen 2004: 468.

Diagnosis. Rostrum deep, reaching beyond antennular peduncle, with 10–14 dorsal, 1–4 ventral teeth, apex acute. Second and third segments of antennular peduncle with terminal spines, stylocerite not reaching end of first segment. Carapace with pterygostomian tooth minute or absent. Pereopod 1 moderately large, pereopod 2 slender. Pereopods 3–5 long, slender, with slender, simple dactyls. Merus of pereopod 3, with 5 or 6 spines; pereopod 4, with 5 or 6 spines; pereopod 5, with 4 spines. Pleura of abdominal somites 1–4 rounded, 5 with ventral point. Telson with 5 or 6 pairs dorsolateral spines. Male total length to 43 mm, female to 71 mm.

Color in life. Pale yellow with red speckling ( Butler 1980).

Habitat and depth. The species may be pelagic ( Butler 1980), 110–1163 m ..

Range. Unalaska to Point Sur, California. Type locality off Tawit Head , Washington . Word & Charwat (1976) erroneously reported it from Tanner Bank. The specimen in question was collected with a "Tanner trawl" off Monterey County, California .

Kingdom

Animalia

Phylum

Arthropoda

Class

Malacostraca

Order

Decapoda

Family

Hippolytidae

Genus

Eualus

Loc

Eualus macrophthalmus (Rathbun, 1902)

Wicksten, Mary K. 2012
2012
Loc

Eualus macrophthalmus

Jensen, G. C. 2004: 468
Wicksten, M. K. 2002: 137
Chace, F. A. Jr. 1997: 43
Wicksten, M. K. 1990: 593
Wicksten, M. K. 1989: 312
Butler, T. H. 1980: 189
Word, J. & Charwat, D. 1976: 105
Kozloff, E. N. 1974: 166
Holthuis, L. B. 1947: 11
1947
Loc

Spirontocaris macrophthalma

Schmitt, W. L. 1921: 72
Rathbun, M. J. 1904: 105
Rathbun, M. J. 1902: 900
1902
Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF