xiv Proceedings of the Biological Society of Washmgton. 



pages may bear a list of the pulilieations of the Society; but 

 nothing else of liililiographic or other permanent value shall be 

 printed on the covers unless the same be printed also in the 

 body of the volume to which the In'ochure l)clongs. 



Section 10. The author of each memoir shall Ije authorized to 

 order, through the Committee on Pul)lications, any edition of 

 exactly similar brochures, in exactly similar covers, to be printed 

 as author's separates, at cost of paper and press-work ; but no 

 author's separates of the memoir-brochures shall be issued ex- 

 ec] )t in this regular form. Fifty copies of an author's edition of 

 the i)residential address shall be provided for and presented to 

 the President. 



Section 11. At least two Proceedings-brochures may be i)ub- 

 lished during each year, the first al)out the close of the meeting 

 season of the Society, and the second al^out the close of the 

 calendar year. 



Section 12. Authors of i)apcrs in the Proceedings-brochures 

 shall have the privilege of ordering, through the Committee on 

 Publications, at their own cost, any innnl)er of separate copies, 

 provided these se[)arates l)ear the original pagination and a 

 })rinted referenee to the serial and voIuuk^ from whicli they are 

 extracted. 



Section 18. About the end of each year a volume-title-page, 

 general list of contents and illustrations of the volume, a list of 

 officers, an abstiact of the })roceedings for the year, a general 

 index to the volume, and, if ordered, a list of the mem1)ers of 

 the Society and the constitution and l)y-laws shall l>c ])rinted 

 and issued as a separate brochure. All of this matter, except 

 the index, shall be arranged for binding at the beginning of the 

 volume under a distinct Roman pagination; but the index shall 

 take the regular Aral)ic i)agination at the end of the volume. 

 The title-page shall 1)ear the name of the Committee on Publi- 

 cations, and the obverse shall bear the imjirimatur of tlie Council 

 and the }irinter"s card. 



Section 14. The bottom of each signature and of each initial 

 page shall liear a signature-mark, giving an al)l)reviated title of 

 the serial, the volume, and the year; and every page shall be 

 numbered, the initial and subtitle-pages at the bottom. 



Section 15. The page-head titles shall be : On even-numbered 

 pages, name of author and catcli-title of i)a[)er ; on odd-iuuu- 

 hcrcMl [)ages, catch-title of contents of page. 



