PARASITIC CRUSTACEA FROM BIMINI — PEARSE 



343 



First antennae 2-segmented; first segment almost as long as 

 second, armed with 19 setae on the anterior and 3 on the lateral 

 margin ; terminal segment bears six apical setae. Second antenna 

 large and stout, the terminal claw armed with a spine and a lateral 

 seta near base ; first two segments about as long as claw. Mouth 

 tube conical, wider at base, truncate at tip. Mandible curved at 

 tip and bears about 15 small teeth. First maxilla spinose, bears one 

 small lateral spine and has two setae at base (fig. 67, d) . Second 

 maxilla slender, bearing a long and a short terminal seta. The 

 furculalike support between the first legs (fig. 67, e) is nearly 

 three times as wide as long, the branches short and conical. 



The first leg uniramous, with a posterior seta on the basal seg- 

 ment ; second segment a third longer than first, setose posteriorly ; 

 third segment half as long as second, bearing three hooks and four 

 plumose setae. Second leg biramous ; rami 3-segmented ; endopod 

 and exopod with rounded laminae on basal segments, that on the 



Figure 67. — Anuretes brevis, new species: a, Ventral view of male; b, frontal plate 

 and first antenna; c, first leg; d, mouth tube and first maxilla; e, furculalike sup- 

 port between bases of first legs; /, fourth leg; g, third leg; h, second leg. 



