238 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 14 



PLATE 20 



Fig. 1. Scrupocellaria macropora new species, lateral and axial 



vibracula. 



Fig. 2. Scrupocellaria panamensis new species, lateral and axial 

 vibracula. 



Fig. 3. Scrupocellaria regularis Osburn, lateral and axial vibracula. 



Fig. 4. Scrupocellaria harmeri Osburn, lateral and twinned axial 

 vibracula. 



Fig. S. Scrupocellaria californica Trask, lateral and axial vibracula. 



Fig. 6. Scrupocellaria varians Hincks, lateral and axial vibracula, 

 and giant lateral avicularium. 



Fig. 7. Scrupocellaria talonis new species, lateral and axial vibracula. 



