498 MR p. W BASSETT-SMITH ON Afr. 18, 



G. 4. Charopinfs Kroyer. 



Cephalothorax short, distinctly two-jointed. Second maxillipeds 

 very long and slender, arm -like, with organ of attachment as hand- 

 like clasping processes. Gi-enital segment elongated, indistinctly 

 segmented, terminating in two simple filiform processes. Abdomen 

 rudimentary. External ovaries saccular. 



3fale minute; cephalothorax distinct; 2nd maxillipeds very 

 large and cheliform ; abdomen with 5 or 6 articulations. 



(1) CHAROPmUS RAMOSUS. $ c? . 



Charopinus ramosus Kr. Bidrag til Kundskab, 1863, p. 284, 

 pi. xiv. fig. 5. 



Host : gills of Raja olavata. Europe. 



(2) Charopinus dalmanni. J c? . 



Lerncea dahnannii Eetzius, Froriep's Notizen, xxix. 1831, p. 617, 



pi. vi, fig. 5. 

 Lernceopoda dalmannii Kr. Tidsskrift, i. 1837, p. 264, pi. ii. fig. 3. 

 M.-E. Hist. Nat. Crust, iii. 1840, p. 516. 

 Charopinus dalmannii Kr. Bidrag til Kundskab, 1863, p. 280, 



pi. xiv. fig. 6. 

 Host : gills of Raja batis. Europe. 



(3) Charopinus hypocephalus. $ . 



StylopJiorus hypocephalus Hesse, Ann. Sci. Nat. ser. 6, viii. 1878, 

 art. 15, p. 1. 



Gr. 5. AcTHERES Nordm. 



Cephalothorax distinctly separated from the body, short, oval, 

 one-jointed. Second maxillipeds long, slender, arm-like, united at 

 the end, bearing a small disc of attachment. Body oval, distinctly 

 segmented. External ovaries bag-like ; ovules large. 



(1) AOTHERES PERCARUM. $ . 



Adheres percarum Nordm. Mikrog. Beitrage, 1832, p. 63, pi. i. 

 Kr. Tidsskrift, ii. 1838, p. 143, pi. iii. fig. 6, 

 „ „ M.-E. Hist. Nat. Crust, iii. 1840, p. 511, 



pi. xl. fig. 8. 

 Host : Perca Jluviatilis. 



(2) AOTHERES PIMELODI. $ . 



Adheres pimelodi Kr. Bidrag til Kundskab, 1863, p. 272, 

 pi. xvii. fig. 5. 



Host : gills of Pimelodes maculatus. North America. 



(3) ACTHERES LAO^. $ . 



Adheres lacce Kllr. 



„ Kr. Bidrag til Kundskab, 1863, p. 274, pi. xvii. 

 fig. 6. 

 Host : Perca laca. North America. 



