72 



RUSTACEA COPEPODA 



Fam. 6. Chondracanthidae. — These Copepods infest the gills 



Fk;. 40.^ — Bomnlochvs, sp. (Bomo- 

 loehidae), x 8. Abd.l, 1st al>do- 

 niiual segment ; Ant.l, Ani.S, 

 1st and 2iid antennae ; Mx.l, 

 Mx.S, 1st and 2n<l maxillae ; Mxp, 

 inaxillipede ; TIt.l, 1st thoracic 

 appendage. (Alter Gerstaecker. ) 



'Ant.2. 



and even the mouth of various marine fish, snch as the Gurnard, 



Plaice, Skate, Sole, and many others. ^^„/j 



The sexual dimorphism is very marked, 



tlie female being large, indistinctly 



segmented, and with irregular paired 



processes protruding from the sides of 



the body, giving the animal a mon- 



Th.l-- 



Kic. 41. — ChoiuJrarmithi(s zei, 9. 



X 4. 



Km. 42. — Dwarf male of Lernen- 

 toma cornnta (Chondracan- 

 thidae), X 10. Ant.l, Ant.S, 

 1st and 2nd antennae ; Th.l, 

 1st thoracic .segment. (After 

 Gerstaecker. ) 



strons form (Fig. 41) ; while the male (Fig. 42) is very small, has a 



