c.ip.ible of easy contirmation, and should be borne in mind in 

 view ot the e.xtraoi'dinarv regenerative power whicli Wilson dis- 

 covered in the segmentation stages of the embrvo. 



70 BovEKi. Theodok. C'Ar c//<- Bt/J!ni!^ssti!/tc- ih-?- uescr'!L\his- 

 tir'tiscH iiiij liii Ei!tste'::i>ii^ Jer Gciutjl'k\i!i:»:in: rc-:ii: Aiitp'ni- 

 iW.is. Anat. Anz. \'1I. 1S92. pp. 170-S1. Twelve rigi-nes. 



71 POHKN. AxTOX. Sttidicii ziir Cr^tSiiiuht^- dts \\'i>bi'it!iie)- 

 korpirs. III. Dii Enlstciniiti; una' i'>'t\?V.Y'./;;c </<■/■ H\pi'p'\\sis 

 M iV/fvmvSi'/i riiiiti-ri. Mitth. Zool. Stat. Neapel. I\'. 1S8::. 



72 DoHKX, AxTOX. Studien, \"I1I. /'.v ri:vi\-cuh-a Pii Fctn^my- 

 :i'n. .7w/>/''/(>.r.vj" //«</ I':ii:!\\iti>: . lb. \"I. iSS;. 



Pohrn lavs unnecessar\- stress upon the fact that ot'teu in 

 trans\'erse section, especialh' in the anterior region of the 

 pharvnx, the endostvle of Aniphioxus projects up into the cavity 

 of the pharynx in the form of a convex lens-shaped ridge. This 

 is merelv due to the muscular contraction of the pharynx, which 

 almost invariably takes place when Aniphioxus is placed in a 

 killing reagent. It is. theretore, not an anatomical feature of 

 .iny signiticance. 



73 DoHRX. AxTOX. Studien. XI 1. T/niwhicii iind Hypobran- 

 ikhilriiim. Spr:t:ii\r':Siic^' ui:d rsciidobriinchidlriiiiie bei Fisiiwii, 

 Anitr.LWVtLS Hiid Tuittkiitiii. lb. \\\. 1SS7. 



74 DoHKX, AxTOX. Studien. XIII. Cber A't7:c7; //;/,/ Gi/assc 

 bei Aw»uK\!tcS :ii:d F<troinv:.on Phiiu-r!. lb. \T11. iSSS. 



75 Frokief. .Al'GlST. J^V.^'^•^^^v////;t,■5^,'l^>v/.■.•. -■./<■ diS K\pr\-s. 

 Hrgebnisse der Anat. und Entwickelungsgesch ^.Merkel und 

 Bounetl, I. iSoi. pp. 561-005. Eleven figures. 



Includes an extensive bibliographv. 



76 H.XTSCHEK. Bektholei. St:id:<ii :ib<r £iif:i'i\-/:/:a!^d<-s AinpJii- 

 cxus. Arbeiten a. d. Zool. Institute. Wein. iSSi. SS pp. 

 Nine plates. 



77 H.-\TSCHEK. Bekthoi.ii. Mittiuihuii;:!: 'ubc- An;p!ii,\v:is. 

 Zoologischer Anzeiger. \'ll. 1SS4. pp. ^17-520. 



Oltactorv pit. sense-organ of pr.vontl pit, anterior pr.voral 

 •• nephridium." 

 7S H-\TSCHEK. BERTHOl.fi. t'bi<- d;r. Schdcktenbaj :\'/: A/;:p':i- 

 i\v:is. .Anat. An.'. 111. iSSS. pp. 602-66-. Five hgiires. 



Origin of sclerotome, etc. 

 79 K.\STSCHEXKO. X. Z.v/- E/tr-cv\-k/:ii.>c-'i:<'SL/:t\'f':tt- ii\s Sc'.i.'^ur- 



c->':br\\>s. Anat. An/. III. iSSS. pp. 445-467. 



One of the first to bring forward definite embryologic.il facts to 

 prove that the anterior (pr,v-auditorv~) head-cavities of \ ax Wiihe 

 l^l'eberdie Mesodermsegmeiue.etc. des Se'.achierkoptes. .Anister- 



