Body twice as long as 2nd ; 3rd

Bodynot unusually compressed or setose; rostrum acute, prominent, slightlyoverreaching lst antennular segment, rounded dorsally, extending posteriorly assharp carina to near midlength of carapace, base not abruptly delimited fromadrostral furrows; carapace without median tooth or tubercle on gastric regionor paired teeth overhanging posterior ends of adrostral furrows, anterior marginunarmed mesial to orbital hoods, joining rostral marginatless than right angle, orbital hood armed with sharp tooth arising from dorsalpart of hood, not marginal, adrostral furrows moderately deep; 2nd  antennular segment about 1 1/4th  times as long as wide; basal antennal segment(basicerite) armed with strong lateral tooth nearly reaching level of tip of stylocerite;antennal scale with lateral margin slightly concave,      distolateralspine strong, overreaching distal margin of blade; anterior pereopods withmerus armed with acute distal tooth on inferior flexor margin; major chelacompressed, 2 3/4th  times aslong as wide, slightly twisted, but dactyl lying in longitudinal plane, notdouble-ended, plunger well developed, palm with tooth on at least one side ofdactylar articulation, without longitudinal carina near margin proximal tofixed finger, without distinct “saddle” proximal to adhesive plaque butwith longitudinal furrow on central third of that margin and shallowlongitudinal sulcus on distal part of lateral surface; minor chela 4 1/3rd times as long as wide, dactyl slightlylonger than palm, not “balaeniceps” in either sex, palm with acute toothon one side of dactylar articulation; 2nd pereopod with proximal carpal articlemore than twice as long as 2nd ; 3rd pereopod with dactylsimple, propodus with 10 spines on flexor margin, carpus with both extensor andflexor margins projecting distally, merus and ischium unarmed; maximum carapacelength to base of rostrum 14 mm.  Remarks: A.splendidus comes under theSulcatus group and is considered