428 



BULLETIN 106, UNITED STATES NATIONAL MUSEUM. 



cin-rt n<; . Middle Jacksonian (Castle Hayne limestone) : Wilmington, 

 North Carolina (very rare). 



Holotype.Cat. No. 64112, U.S.N.M. 



Genus KYMELLA Canu and Bassler, 1917. 



1917. KymcUa CANT and BASSLER, Synopsis of American Early Tertiary Cheilostome 

 Bryozoa, Bulletin 96, United States National Museum, p. 44. 



The hyperstomial ovicell is always closed by the operculum. The frontal is 

 bordered laterally by areolae. The apertura bears a very thin wide rimule. 

 Genotype. Kymetta (Cyclicopora) polaris Waters. 1904. decent. 



C F 85 



FIG. 126. Genus Kymi'lla Canu and Bassler. 1917. 



A-F. Kijmella polaris Waters, 1904. A. Zooecia of bilamiuate form, X 25. B. Operculum, 

 X 85. C. Lateral wall, showing multiporous septulae. D. Distal wall, showing uniporous 

 septulae. E. Zooocia of adnate form, X 25. F. Opprculum, X 85. (After Waters, 1904.) 



Genus AIMULOSIA Jullien, 1888. 



1888. Aimulosia JULI.IEN, Mission Scientifique du Cap Horn, vol. G, Zoologie Bryozoaires, 

 p. 59. 



The ovicell is hyperstomial and never closed by the operculum. The apertura 

 is semilunar; the poster is somewhat concave. The frontal is an olocyst bordered 

 with areolae. A small round or elliptical avicularium is adjacent to the apertura. 



Genotype. Aimulosia australis Jullien. 1888. 



Range. Wilcoxian-Recent. 



As in the genus Exochella., the stomach is rudimentary; it is replaced by the 

 esophagus, which Jullien calls a gastroid esophagus. 



Lepralia /lungens Reuss, 1866. of the German Oligocene appears to belong to 

 this genus. 



