( HAI:TH.N\TII.\. 



SACITTA /.ETBSIOS. 



Sugitt* t*it. Fowler, Transactions of the I.iuntmn Society, 2nd Scrim, Hoolopy, z. (1 '.".'.), p. G7. 

 To this sjiofies I refer, with very great hesitation, three specimens from tempera- 



tures lielow zero (Centignule). The numbers, the size, and the shape of the teeth and 

 u if.-il : n: !\- \\. i! \\rii dkM "t -|..m.i. drawly described, bat the gMeuneai 

 were in far too lettered a condition for the determination to be reliable. 

 Formula; : 



12 [ca.] ? 9 G 13-14 



10 30 8-9 5 11-12 



9 33 9 5 8-9 



KROHMA HAMATA, Mocbius. 



These specimens were quite unmistakable. In some of the younger specimens 

 the older jaws showed the characteristic sagination figured by Strodtmanu and 

 myself in northern specimens. 



Formula;, based on twenty specimens : 



17 

 15 

 14 

 13 

 12 

 11 

 10 



21 

 20-23 



25 



26 



25-29 

 22-27 



30 



7-8 

 7-9 



8 



6-7 

 7-9 

 6-9 

 7-8 



8-9 

 7-13 

 ?6 

 9 



7-10 

 ? 4-12 

 ?3-7 



The actual observations are as follows. They have been arranged in order of 

 decreasing temperatures, which agrees, except for a single entry, with the order of 



increasing latitude. 



