240 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 14 



PLATE 21 



Fig. 1. Scrupocellaria profundis new species, lateral and twinned 

 axial vibracula. 



Fig. 2. Scrupocellaria scruposa (Linnaeus), lateral and twinned axial 

 vibracula. 



Fig. 3. Scrupocellaria rnexicana new species, lateral and axial 

 vibracula. 



Fig. 4. Scrupocellaria obtecta Haswell, lateral and axial vibracula. 



Fig. 5. Scrupocellaria pugnax new species, lateral and axial vibra- 

 cula. 



Fig. 6. Scrupocellaria bertholetti var. tenuirostris new variety, lateral 

 and axial vibracula. 



Fig. 7. Scrupocellaria spinigera new species. 



Fig. 8. Scrupocellaria bertholetti (Audouin), lateral and axial vibra- 

 cula. 



