running off at posterior edge - both edges black & part of palpi white; the center stained. Right footsels [illegible], its same in coloration. ?thorns on right pin, & on left pin. The inner shining of arms is sky blue -- roof of mouth lighter purple shade with white band of roof of mouth slate blue as to tongue. roots of both rams of mandible -- Palecent bristles steel-gray at base for 4 inches then grey-white to tips - at anterior one-third of row, the bristles are white. The entire plates, bristles & ad., are white, for 3/10 cent from tip. External Characters 13 knobs on right ramus of mandible -- top margin of pharynx only slightly cre- culated & greatly wavy - The lateral latine arms + flukes, basal edge peculiar, is prominent - great mass of trima- dles on thorax - dorsal fin almost exactly like no. 8