1899.] paUasitic copepoda on fishes. 495 



Lernentoma lophii Baird, Brit. Bntotn. 1850, p. 330, pi. xxxv. 

 fig. 3. 



Chondracanthus lophii B.-S. Journ, M. B. Assn. Plymoutb, 1896. 

 p. 162. 



In Coll. Brit. Mus. 



Host : gills of Lophius piscatorius. 



(21) Chondeacanthus zeus. $ c? . 



Chondracanthus zei De la Eoche, Nouv. Bull, de Soc. Philom. 

 ii. 1811, p. 270, pJ. ii. fig. 2. 

 „ delarochiana Blaiuv. .Tourn. Physique, xcv. 



1822, pi. xxvi. fig. 13. 

 „ zei Burmeister, Nov. Act. Nat. Our. xvii. 1831, 



p. 325. 

 „ „ Guerin, Iconogr. Zool. pi. ix. fig. 9. 



„ tuberculatus Nordm. Mikrogr. Beitrage, 1832, 



p. 118. 

 zei M.-E. Hist. Nat. Crust. 1840, p. 504. 

 Lernentoma zei Baird, Brit. Bntom. 1850, p. 327, pi. xxxv. 



fig.l. 



Chondracanthus zei V. Bened. Ann. Sc. Nat. xvi. 1851, p. 110, 

 pi. iv. fig. 5. 

 „ „ B.-S. Journ. M. B. Assn. Plymouth, 1896, 



p. 162. 

 In Coll. Brit. Mus. 

 Host : gills of Zeus faber. 



G. 8. Diocus Kroyer. 



Head small, with long pointed processes on either side directed 

 outwards. Body short, compressed, squarish, deformed, with obtuse 

 nodular arm-like projections. Egg-sacs convoluted. Anterior 

 antennae 3- or 4- join ted. Posterior small, uncinate. 



(1) Diooirs GOBiNus. 2 . 



Lerncea gohina Eabr. Zool. Dan. 2747. 



„ „ Miill. Fauna Groenlandica, 389. 



Chondracanthus yohinus Kr. Tidsskrift, 1837, p. 289. 

 Diocus gohinus Kr. Bidrag til Kundskab, 1863, p. 259. 



„ „ Stp. & Lutk. Bidrag til Kundskab, 1861, p. 423, 



pi. XV. fig. 39. 

 Host : Cottus gobio. North Sea. 



G. 9. Tantpleurus Stp. & Liitk. (Ismalia Berg.) 



Head small, rounded, covered with a number of papilliform 

 processes. Body in the form of two wide incurving lobes, much 

 shorter than deep, with irregularly cut borders. Abdomen short. 

 Limbs not apparent. Egg-sacs twisted, partially hidden. 



Male not known. 



