No. 484] NOTES AND LITERATURE 



281 



trations of monstrosities, and the development of the skull is intro- 

 duced by Schauinsland's figures of Callorhynchus, and Stohr's of the 

 salmon. 



While the work has consi(l(M-al)lc \n\uv for the inctlical >tu(l('iit 

 in that the illustrations suj)])l("iiitMit thosc^ of ilic usual text l)o<)k, 

 the morphologist finds the volume less a(la|)t( <l io lii> needs. ( )ne 

 might wish figures showing the early slao-es of the vertebral eolmmi, 

 more details regarding the development of the lower jaw. better 

 illustrations of the embryonic adnexa, and some eonneetion l)etw<'en 

 the figures of the head cavities and the definitiv eve miix les which 

 develop from them. Three figures illustrate the development of 

 the diaphragm. In two only the sej)ttnn transver>nni is >liown; 

 in the third the diaphragm has nearly its delinitive eondliion, but 

 there is nothing to show the origin of the 'pleural portion.' 



The Systematic Position of the Tubinares. In a recent nunituT 

 of this journal (41, p. Ill, 1907), Dr. Sluifeldt in the hi.storieal intro- 

 duction to his paper 'On the osteology of the Tubinares,' has this to 

 say about my treatment of these birds in the Standard Natural His- 

 tory, vol. IV, pp. 84, seq., (Boston, 1885) : "This writer places in his 

 scheme the Tubinares widely removed from the Steganopodes, which 

 I believe to be a mistake, and a non-appreciation of the morphological 

 characters of the latter o-roup of Birds." 



If the main object ..f the l)ird vohnn.' of the Stan.lard Xatnral 



have been a ditVerent one. That 1 fully indicat.'d th<-ir i>roper place 

 and also fully api)r.-<'ialed tln-ir ' morph.)logical characters' will be 



"The arrangeinerit may n..t be ivgar.le.r a! final, however, for there 

 are reasons to suspect that it will In- necessary. <mv long, to divide the 

 schizognathous swimmers into three or<lers. Kretmopo.les for the 



