COMPARA'rrV'E STUDY OF SCWMBEOID FISHES. 47 1 



(I. h, r. il. 'ITie snmc as in tlie preceding plivte. 



PLATE XXX. 



Fig. .53. Ki.tstiwonus pdamU. 

 Fig. hi. E^tlhynnux ynUo. 



Fig. br, AiaU hira. 

 lig. 5(>. Anxls mam. 



PliATE XXXI. 



rL.VTE XXXII 



Fig. ."ST. Skn.ll and vertebral col imu of 7ü((.v iif onu.v peUimis. 



Fig. 58. Skull and verlebral eolumn of Euth/nmi.s yaiio. 



<». Dorsal view of the skull, h. Ventral view of the skull, c. Ventral view of the auterior 



verttbrae, till the first haemal nnh is closed, d. Dorsal view of the caudal vertebrae. 



e. f. g. Three stn'^cs of haemal ] rocusses till they unite to form the haemal canal in 



precaudal vertebrae. 



PL.VTE xxxni. 



Eig. 5!). Skull and vertebral eolnmu of Auxis hira. 



Fig. 60. Skull and vertebral column of Amis maru. 



a. Dorsal view of the skull. l>. Ventral view of the skull. <•. Ventral view of the vertebral 

 column to the lirsl caudal vertebr.i. in which the haemal arch is closed d. Dorsal view 

 of the caudal vertebrae in which the lateral process or ridge is more or less developed, 

 e, /, g. Three stages of the development of the haemal processes in the precaudal 

 verttibrae. In the last stage the epihaemal process is remarkably developed. 



PL.VIE XXXIV. 



Fig. Gl. Cybhtm gvtlalum. 

 Fig. 62. Grammalorrymis bU'meatiis. 

 Kg. 63. liiistreUvier cltrysozonu.i. 



Fig. 64. Skull and vertebral column of Xeotlmnnus rmv.v. 



o. Dorsal view of the skull, h. \'entral of the skull, c. Ventral \-iew of the anterior 

 vertebrae till the first haemal arch is closed. <1. Dorsal view of the caudal vertibrae. 



