3 8o 



TE LEO ST El 



cavity below the trunk -muscles and acts as a lung (Fig. 369) 

 (Burne [75]). 



Sub-Family Diplomystacin,<e. In which the maxilla is still toothed, 

 and of considerable size. Diplomystax (DipUmtystes), Dum. ; Chile. 



Sub-Family Clauiixae. Clarias, Gron. ; Heterobranchus, St. H. 

 — Africa and Asia ; Pliocene, India. Copidoglanis, Gtlir. : Asia, 



pmx 



Fig. S66. 



Synodcmtis schal, Sclm. (After Bruhl, modified), skull, pectoral girdle ami fin, anterioi 

 vertebrae, and dorsal I'm. el, expanded cleithram ; eth, mesethmoid ; /, prefrontal ; fr, frontal : 

 iop, interopercular ; U>. lower barbels; m-x.b, maxillary barbel ; n.ar 2 , neural arch of second 

 vertebra; op, opercular; pf.sp, pectoral-fin spine; fl, lateral bony plate; pmx, premaxilla ; 

 ptf, postfrontal ; pst, post-temporal; pts, pterotic; /', dorsal radial; s, first dorsal spine.'; toe, 

 supraoccipital plate : sp - and :: . second and third spines : v 4 . foui tli vertebra fixed to anterioi 

 vertebrae. 



Australia. ' 'nidoglanis, Gthr. ; Australia. ( 'hannolabes, Gthr. ; ' 'lariallabes, 

 Blgr; — Africa. 



Sub-Family Siltjrinae. Silurus, L. (Fig. 370) ; Europe and Asia, 

 and Tertiary. Saccobranchus, C. and V. ; Helicophagus, Blkr. — Asia. 

 Pseudeutropius, Bl. ; Asia, and Tertiary. Eutropius, M. and T. ; Schilbe, 

 Guv. — Africa. Eumeda, Cost. ; Neosilurus, Stud. — Australia. 



Sub-Family Bagrinae. Macrones, Diun. ; Rita, Bl. — Asia, and 

 Pliocene. Arius, C. and V. ; tropics ; Eocene, Europe. Amiurus, Bl. : 

 Asia, America ; Miocene, N. America. Rhineaster, Cope ; Eocene, 

 X. America. Bucklandium, Konig; Eocene, England. Ghrysichthys, 



