58 ANTHURIDEA • HYSSURIDAE 



reticulation over entire dorsum. Mandibular palp with one seta. Pereopod 1, 

 propodus expanded, palm with rounded lobe, mesial surface with six spines 

 near palmar margin. 6 : 2.8 mm. Pigmentation as in 9 . Propodal palm with 

 rounded lobe. 



RECORDS Bermuda; Carrie Bow Cay, Belize, intertidal to 1 m; Puerto Rico, 

 intertidal; Cozumel, Mexico. 



REMARKS Kensley (1984) characterized this common species of the interti- 

 dal of the reef crest as stress-tolerant, breeding throughout the year. 



Skuphonura Barnard, 1925 



DIAGNOSIS Antennal flagellum of single article. Cephalon with midventral 

 toothlike process at base of mouthparts. Mandibular palp of three articles. 

 Maxillipedal palp of three articles; endite lacking. Pereopod 1, propodus ex- 

 panded. Pereopods 4—7, carpi triangular. Pleopod 1, exopod operculiform. 

 Pleonites 1—5 fused; pleonite 6 dorsally demarked. Pleotelson with two basal 

 statocysts. 



Skuphonura laticeps Barnard, 1925 

 Figure 25 



DIAGNOSIS S 6.0 mm. Cephalon wider anteriorly than posteriorly, with 

 anterolateral lobes extending well beyond rostrum. Antennular flagellum of 

 two articles. Pereonite 1 with strong midventral forwardly directed tooth. 

 Pereopod 1, carpus with posterodistal angle produced into triangular lobe; 

 propodus expanded, palmar margin proximally convex, numerous setae on 

 mesial surface. Pleopod 2, copulatory stylet of endopod reaching beyond 

 rami. Pleonite 6 dorsally demarked, posterior margin middorsally incised. 

 Uropodal exopod ovate, with distal notch; endopod length slightly more than 

 basal width. Pleotelson widest at midlength, posteriorly narrowly rounded, 

 with broadly rounded longitudinal raised area. 



RECORDS St. Thomas, U.S. Virgin Islands, 8-40 m. 



Family Hyssuridae Wagele, 1981 



DIAGNOSIS Maxillipedal palp usually of five articles; endite present. Per- 

 eopods 1-3 subsimilar, often all three pairs subchelate. Pleopod 1 similar to 



