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U.S. NATIONAL MUSEUM BULLETIN 292 



(2) on posterior margin of carapace, continuing onto anterior portion 

 of first abdominal tergmn, and extending ventrally on both to level 

 of base of abdominal pleura; and (3) on anterior half of sixth abdominal 

 tergum extending ventrally to margin. Carapace with dark green 

 spot immediately below second band and cream one immediately 

 anterior to spot, studded with pile of short golden setae, one to three 

 setae in each punctation. 



Antennular and antennal peduncles forest green; flagella tan to 

 brown. Third maxillipeds and first two pairs of pereiopods lavender 

 cream wdth bright green longitudinal lines on ischium and merus; 



Figure 9. — Atya scahra, male (carapace length 27.8 mm) from Dominica station SO. 



proximal portions of chelae of first two pereiopods lavender, distal 

 portions vermilion; distal setal tufts dark gray proximally fading to 

 beige distally. Proximal three podomeres of third, fourth, and fifth 

 pereiopods cream with irregular green markings; merus \\ath cream- 

 colored base followed distally by broad green band, narrower cream 

 one, and distal green one; carpus and propodus of third periopods 

 forest green; those of fourth and fifth cream proximally and dark 

 green distally; dactyls of three orange brown (corneous); tubercles 

 on all three legs darker green than areas surrounding them; green 

 bands on all tlu-ee legs progressively darker from proximal to distal 

 podomeres. Basal portions of pleopods cream with greenish-tan 

 lateral margin; rami tan with brown borders. Uropod light green 



