342 IMPORTANCE OF REGISTERS 



REPTILES. 



The times of hybernation and first appearance in the spring. 



of coupling; \intheserpent 



of laying and hatching ; ^^ 



of casting the slough ; 



of parturition, in the case of the viviparous lizard. 

 of commencing the spring croak ; 

 of coupling and spawning ; 

 of the hatching of the tadpoles ; I in the frog 



of the tadpoles acquiring feet ; [ and toad tribes. 



of the young frogs and toads coming 



on land ; 



of coupling and spawning ; 



of hatching ; [ in the newts< 



of larvae losing their branchiae, and 



acquiring the perfect form ; 



FISH. 



Time of ascending rivers to spawn, in those species which quit 



the sea for this purpose. 

 of leaving deep water, and approaching the shore ; in 



those species which never quit the sea, but appear 



periodically on the coast. 

 of spawning, and hatching of the young fry. 



INSECTS. 



Time of first appearance. 



of depositing their eggs. 



of hatching of the young larvae or caterpillars. 



of the larvse passing into the pupa state. 



of the appearance of the imago or perfect insect. 



of hybernating, in those species that live through the 



winter. 

 of the accidental occurrence of any species, either in 



the larva or perfect state, in unusual quantities. 



