Land, Fresh- Water, and Marine Crustacea. 371 



Family Chondracanthida 



Genus (129) Oralien, Bassett-Smith, 1899. 



289. Oralien asselinus (Linne). 



1761. Lerncea asselina, Linn., Fauna Suecica, 2101. 

 1850. Lernentoma asselina, Baird, Brit. Entom., p. 329, pi. xxxv. 

 fig. 4. 



Hob. — Found on the gills of the Grey Gurnard, Trigla 

 gurnardus; not uncommon. What appears to be the same 

 species is also found on the gills of Plaice and one or two 

 other fishes. 



Genus (130) Chondracanthus, De la Roche, 1811. 



290. Chondracanthus cornutas (0. F. Miiller). 



1776. Lerncea comuta, Mull., Zool. Dan. Prodr., vol. i., pi. xxxiii. 



fig. 6. 

 1850. Lernentoma comuta, Baird, I. c, p. 328, pi. xxxv. fig. 2. 



Hab. — Found on the gills of Plaice, Pleuronectes platessa ; 

 not uncommon. 



291. Chondracanthus clavatus, Bassett-Smith. 



1896. Chondracanthus clavatus, Bassett-Smith, Ann. and Mag. Nat. 

 Hist. (6), vol. xviii. p. 13, pi. v. fig. 6. 



Hab. — Found on the gills of Lemon Dabs, Pleuronectes 

 microcephalics, especially large fishes. 



292. Chondracanthus flnraz, Kroyer. 



1864. Chondracanthus flurce, Kroyer, Naturh. Tidsskr., R. iii. B. ii. 



p. 323, pi. xiii. fig. 6. 

 1900. ,, „ T. Scott, Eighteenth F. B. Rept., 



pt. iii. p. 166, pi. vii. figs. 32-34. 



Hab. — Found on the gills of Long Rough Dabs, Drepanop- 

 setta platessoides, captured in the estuary in 1891, and at 

 Station III. in May 1901. 



