Synalpheus albatrossi Coutière 1909

Synalpheus albatrossi Coutière, 1909

Synalpheus albatrossi Coutière, 1909:89, fig. 54 [type locality: Laysan Island Light, Hawaii, N. 67°, E. 1.5′; 18′35 meters].—A.H. Banner, 1953:30, fig. 9.—A.H. and D.M. Banner, 1981:223; 1983:89.

DIAGNOSIS.—Typically, rostrum not reaching level of distal margin of 1st antennular segment, tip not upturned, wider at base than orbital teeth; 6th abdominal somite not projecting posteriorly either side of telson, posterior margin unarmed mesially; telson with dorsolateral spines slender but distinct, anterior pair situated anterior to midlength of telson, posterolateral angles obtuse; stylocerite typically not overreaching 1st antennular segment; basal antennal segment (basicerite) with ventrolateral tooth not nearly overreaching stylocerite, dorsal tooth strong, not accompanied by second, proximal tooth; antennal scale with well-developed blade; major chela with movable finger typically slightly overreaching fixed finger, palm terminating distally in weak, conical prominence at level of articulation with movable finger; minor chela without patterned row of setae on extensor margin of movable finger, each finger terminating in single tooth; 2nd pereopod with 5 carpal articles; 3rd pereopod with dactyl biunguiculate, extensor tooth considerably larger than flexor tooth, segment neither excavate nor swollen on flexor margin, merus unarmed on flexor margin; maximum carapace length to base of rostrum about 3 mm.

RANGE.—Réunion, Mauritius, southwest of Manila Bay, Philippines, Hawaii; shallow subtidal to 194 meters (see “Remarks”).