262 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



LoedllticK. — Cu))a; St. C-hristophcr; Jamaica; Bahia and Rio de 

 riaiieiro, Brazil. 



Parasite of kingtish (on gills). 



Body ov^ate, nearly twice as long- as wide, IH mm. : 25 mm. 



Plead a little wider than long, 3 mm. : 4 mm. ; twice as wide at the 

 posterior end as at the anterior end, with the posterior margin widely 

 rounded, the anterior margin somewhiit rounded and deflected down- 

 ward over the antennte. The eyes are indistinct and perha})s func- 

 tionless; they are situated in the post-lateral lobes of the head. The 

 tirst pair of antenna* are composed of eight articles. The basal arti- 

 cles of each antenna are not adjacent, but are separated by a distance 



Fig. 274. — LivoNECA redmanni (After Schicedte and Meinert). a, Adult female, b. Lateral 



VIEW OF THORAX OF SAME. C, LEG OF SEVENTH PAIR OP YOUNG FEMALE, d, ANTENNA OF SECOND PAIR 



OF SAME, e, Young female. /, Antenna of first pair of same, g, Third leg of same. (All 



ENLARGED.) 



of 1 mm. The second antennte are composed of ten articles and 

 extend abnost to the middle of the tirst thoracic segment. The max- 

 illipeds have a palp of two articles. The palp of the mandibles is 

 composed of three articles. 



The head is but little immersed or set in the first thoracic segment. 

 The antero-lateral angles of the first segment extend" one-third the 

 length of the head. The first and fifth segments are a little longer 

 than any of the others, each being 2^ mm. long. The second, third, 

 fourth, and sixth segments are subequal, and each is 2 mm. in length. 

 The seventh segment is shortest, being only li mm. long. The epim- 

 era are narrow plates, distinctly separated on the last six segments 

 and extending- the full length of the segment. 



