UEBER DAS SYSTEM DER NAGETIERE. 481 
Cricetomys 2 Fiber 
int 
\ 
Cricetidæ Ger site ae Ellobius 
\ Mans Wed? 
Hesperomyidce Arvieolidee 
Nesomyideæ 
Cricetadontide = 
Spalacidæe 
Myoxus Myodontes Spalacodontes 
Graphiurus er 
Myoxi- Muriformes 
Pk eromys 
Jdiurus 
Anomalurus 
Dipodom ys 
| Heterom 
P E, Pedetidæ ve 
Echinomyide Thorido- Sr Perognatkus 
myidee 
Geomys 
Chinchillidee 
re 
Sciuridæ 
Aulacodidæ 
Haplodon- 
Anomaluroidet fle: v. 
Aystricidæ 
Clenodaotyloidei \ 
\ 
\ 
Hystricomorphi 
Georychus 
Res uliens 
Sc ciuromorphi 
Bathyergomorphi 
Hystrieognatki 
\ B 
Sciurognathi 
Nova Acta Reg. Soc. Se. Ups. Ser. Impr. 23/s 1899. 61 
