Fishes. 



15 



(A) Eggs Buoj'ant, Isolated: Callionvinus, Trachinns and 

 Onus. 



(B) Eggs not Buoyant, usually Adherent to Other Bodies : 

 (i) Isolated, sticking to sand : Ammodytes. (2) Aggregated, 

 fixed and usually guarded by the parents, without a nest of 

 weeds. (</) In a lump : Cottus, Agonus, Pholis, Cyclopterus 

 and Liparis. (h) In a single laj?er : Blennius, Gohius, Lepado- 

 gaster. (3) In a nest made of weeds 



(C) Eggs Carried bj' the Male : 

 tail : Hippocampus and Syiignalhus. 

 Ncrophis. 



(D) Eggs Hatched in the Body (viviparous fish) : Zoarccs. 

 Another and very different type of eggs, which cannot fail 



to attract the attention of the wanderer on the beach, belongs 



Labrus and Gasirosieus. 

 (i) In a pouch under the 

 (2) Sticking to the belly ; 



-EGG-CAPSULES OF DOG-FISH AND SKATE. 



to fishes which are outside the scope of this article. Of large 

 size, and encased in a tough, leathery capsule, these eggs are those 

 of Dog-fishes and Skates (Fig. 15). The egg-cases of the latter. 



