XVIU SYSTEMATIC INDEX. 



Page 



Order GET ACE A ^ 16 



^MhoidLQv MYSTACOGETI 16 



Family BALiENID^ 16 



*Bal8ena mysticetus 17 



affinis 17 



* biscayensis 19 



primigenia 20 



balsenopsia 23 



insignis 26 



Palseocetus sedgwicki 31 



Megaptera affinis 32 



similis 33 



minuta 33 



Balsenoptera definita 34 



goropi 36 



* borealis 38 



— — borealina 39 



emarginata 40 



sp 41 



(?)juddi 41 



(?) sp 41 



Cetotherium brialmonti 42 



dubium 43 



burtini 44 



hupscbi . 45 



brevifrons 46 



affine 47 



Herpetocetus scaldiensis 47 



i^iihorder AECIf^OCETI 49 



Family ZEUGLOUONTID^ ^9 



^ Zeuglodon cetoides 50 



