292 RECORDS OF THE AUSTRALIAN MUSEUM. 



SertnhireUn snhdlrliotonKi, Kirclieiipauei', Ahli. Nat. Ver. Haiii- 

 bni'g, viii., 1884, p. 46, pi. xvi., tigs. 1-lb. /<'., Haitlanh, 

 Abli. Nat. Ver. Hamburg, xvi., 1900, p. 33, pi. i., tigs. 3, 

 4, 6-9, 11-16, pi. ii., figs. 10-17, 51-52, pi. iii., figs. 3, 4, 

 13, 14 ; Id., Hartlaub, Voy. " Belgica," 1904, p." 6 ; Id., 

 Hartlaiib, Zool. Jahi-b., Suppl. vi., Band iii., 1905, ]i. 629, 

 figs. V^ W\ Id., Jiiderliolm, Arkiv. for Z..ol., i., 1903, 

 p. 278, and ii., 1904, p. 3, and vi., 1910, p. 4 ; Id., 

 Jiiderholm, Scliwed. Siidpolai'expd., vi., 1905, p. 25, pi. 

 ix., fig. 8. Id., Nutting, American Hydroids, pt. ii., — 

 Sertularida^, 1904, p. 96, pi. xxii., figs.\8-12. 7(^ Van- 

 luilfen, Deutsche Siidjxdarexpd., xi., Zool., iii., 1911, p. 

 326, fig. 41a-e. 



SertuhirelJii Jolniiituni, Bale, Cat. Austr. Hydi-oid Zoophytes, 

 1884, p. 109 (in part), pi. iii., fig. 7, pl!^ xix., fig. 21; Id., 

 Bale, Trans, and Proc. Roy. See. Vict., xxiii., 1887, p. 93 

 (in pai-t); Z(/., Bale, Proc. Roy. Soc. Vict., (n.s.), vi., 1893, 

 p. 102. /'/., Billard (in part), Ann. Sci. Nat., Zool., (9), 

 xi., 1910, p. 13. 



(Not Sertnlarui Johnxfoiit, Gray in Dieffenbach, N. Zealand, 

 ii., 1843, p. 294). 



Specimens of this exceedingly vai-iable species were found 

 on Chioite )iiesodes)ii(i, Quoy and (laimard. The stems spring 

 from a creeping stolon and reach a height of 4 cm. The colour 

 of the colonies is pale brown. 



Uoiiosoiiiv. — Not i)resent. 



Dimensions : — 



Internode, length ... ... ... 040 mm. 



llydrotheca, length adnate ... 0"31-0o3 mm. 



Hydrotheca, length free ... ... ... 0"10-014 mm. 



Hydrolheca, diameteT- at mouth ... ... 0"17-019 mm. 



Hydrotheca, diameier at base .. ... 014-015 mm. 



Di.'ifr Unit ion. — Previously recoi'ded from many .\ustralian 

 Stations ; South America and Antarctica, 



