512 



BULLETIN 106, UNITED STATES NATIONAL MUSEUM. 



Affinities. The few specimens found have not permitted a detailed study of 

 this species. We are ignorant of the exact nature of the frontal pore. It is by 

 analogy simply that we have classified the species in Galeopsis. 



Occuwence. Midwayan (Clayton limestone) : One mile west of Fort Gaines, 

 Georgia (rare). 



Cotypes.Cnt. No. 63826, U.S.N.M. 



Gigantopora F. Gephyrophora G. Tessarodoma H. Tremotoichos 



FIG. 148. Genera of the family Galeopsidne Jullien, 1903. 



A. Galeopsis rabidus Jullieu, 1903, X 25. Recent. 



B. Schizaropsis convexa Canu nnd B:issler, 1917, X 20. Jacksonian of Mississippi. 



C. Haswettia australiensis Busk, 1884, X 25. Recent. 



D. Bemihaswellia proooscidea Waters. 1889, X 12. Recent. 

 B. Gigantopora lyncoides Ridley, 1881. Recent. 



F. Gephyrophora polymorpha Busk, 1884, X 25. Recent. 



G. Tessarodoma gracile Sars, 1S50, X 60. Recent. 



H. Tremotoichos rectifurcatvm Canu and Bassler, 1917, X 20, Jacksouiau of North Carolina. 



GALEOPSIS LONGICOLLIS, new species. 



Plate 60, fig. 1. 



Description. The zoarium incrusts bryozoa. The zooecia are distinct, elon- 

 gated, convex ; the frontal bristles with hollow spines ; the peristomie is very long, 

 cylindrical, smooth. The spiramen is salient, transverse, elliptical, placed at the 

 base of the peristomie; the peristomice is irregular, very oblique, suborbicular; the 

 peristome is thin and sometimes bears a quite small avicularium. 



. rZs=0.75-1.00mm. 

 Measurements. Zooecia 7 ,.., n . 



I ?s= 0.35-0.40 mm. 



