108 GENERA AND SPECIES. 



iv. Dorsal tentacles with a bulbous swelling 



alba, 2 in. body white, branchial processes dark brown 



and white. 



carnea, % in. body flesh coloured, branchial processes 



rosy. 

 glaucoides, $ in. body white, branchial processes white, with 



yellow tips. 



v. Branchial processes in close set rows 



peachii, f in. body yellowish or flesh-coloured ; branchial 



processes fawn coloured, tipped with white. 



nassa, | in. body yellowish white ; branchial processes 



rose, tipped with white. 



stipata, J in. body yellowish green. 



angulata, f in. body pale orange. 



inornata, | in. body drab. 



concinna, % in. body white, 'tinged with buff; branchial pro- 



cesses purplish brown. 



olivacea, $ in. body yellowish white, with white spots. 



aurantiaca, J in. body buff. 



pustulata, % in. body white ; branchial processes pale orange, 



spotted with white. 



vi. Branchial processes in distant rows 



couchii, if in. body bluish black, spotted with white. 



amcena, J in. body greenish white ; branchial processes 



yellowish green or olive, spotted with white 

 and brown. 



northumbrica, in. body greenish white ; branchial processes 

 green, tipped with white. 



arenicola, f in. body white ; branchial processes green and 



yellow. 



glottensis, in. body greenish white ; branchial processes 



dark green, tipped with pale orange. 



cayulea, % in body pale green ; branchial processes green 



and blue, ringed with yellow and tipped 

 with orange. 



viridis, in. body white, tinged with green ; branchial 



processes green, spotted with white. 



purpurasccns, i in. body pink. 



vii. Branchial processes inflated 



cingulata, f in. body white ; branchial processes with three 



brown bands. 



vittata, $ in. body drab ; branchial processes with brown 



bands, and pale yellow tips. 



