LERNEA. 345 



LEENEA BRANCHIALIS, Kroyer, Tidsskrift, i, t. 3, f. 10 (?). 



Oken, Lelirbuch der Naturg., t. 7. 

 M. Edwards, Hist. Nat. Crust., iii, 528. 

 Thompson, Report Brit. Assoc. for Advanc. Sc, 



1843, 270. 

 LERNJEA GADINA, Miiller, Zool. Dau., iv, 65, t. 118, f. 4. 



0. Fabricius, Faun. Gro3iil., 339. 

 LERNEOCERA BRANCHIALIS, Blainville, Journ. de Phys., xcv, 370, 



tab. 26, f. 1, 1 a. 

 Nordmann, Mikr. Beitr., ii, 130. 

 LERN^EA, Strom, Phys. og Oecou. Besk., t. 1, f. 18. 







Head rounded, and furnished with three horn-shaped 

 appendages, each of which is divided at the tip into three 

 short branches. 



The anterior portion of the thorax is long, cylindrical, 

 and very slender, like a long narrow neck, while the body 

 itself is very much swollen in the middle, and abruptly 

 twisted upon itself in the form of the letter S. 



The abdominal portion of the body is long, blunt at ex- 

 tremity, and of considerable size. The ovarian tubes are 

 slender, and very much twisted. 



The whole animal is about an inch and a half in length, 

 and is of a very firm consistence, being hard and horny. 



Hob. Gills of the cod. Belfast Bay, January 1844 

 and 1848 ; W. Thompson, Esq. Dublin ; communicated 

 to Mr. Thompson by Mr. Glennon, in 1839. 



