196 Mr. A. E. Verrill on new Species of Polyps. 



ing to near the summit, naked above ; but differs in having a 

 lobe-hke tubercle below each tentacle, distinct from the margin. 

 Tentacles long and numerous. 



Ammonactis rubricollum, Verrill. 

 Edwardsia rubricollum, Stimpson, I. c. 1856. 

 Hong-Kong, China. Dr. Wm. Stimpson. 



Halocampa brevicornis, Verrill. 

 Edwardsia brevicornis, Stimpson, I. c. 1865. 

 Hong-Kong, China. Dr. Wm. Stimpson. 



Halocampa capensis, Verrill. 



Body elongated; tentacles twenty, blunt; ambulacra sub-, 

 papillose. Six tentacles have their inner bases dark brown ; 

 body pale reddish, with dots and patches of flake white ; inner 

 side of tentacles flake white. 



Cape of Good Hope, 12 fathoms, sand. Dr. "Wm. Stimpson. 



Cerianthus orientalis, Verrill. 



A large species, similar to C. americana, nobis. Body elon- 

 gated, in a tube of mud. Tentacles long and slender. Colour 

 of body deep reddish brown ; outer tentacles translucent, yellow- 

 ish and white, pale brown on their inner sides, greenish at base ; 

 inner ones purplish brown, or sometimes grass-green. 



At low-water mark, Hong-Kong, China. Dr. Wm. Stimpson. 



Nephthya thyrsoidea, Verrill. 



Polyps forming thyrsiform bunches of closely clustered branch- 

 lets, 3 inches high and 2 inches broad. Colour wine-yellow or 

 light brown, with a dark purplish tinge below the tentacles ; 

 tentacles nearly white ; spicula forming elevated transverse lines 

 of silvery white on the stalks. 



Cape of Good Hope, 20 fathoms, rocks. Dr. Wm. Stimpson. 



Telesto ramiculosa, Verrill. 

 Cornularia aurantiaca, Stimpson, Z. c. 1855, non T. aurantiaca, Lamx. 

 Hong-Hong, 10 fathoms, shelly bottom. Dr. Wm. Stimpson. 



Parisis laxa, Verrill. 



Coral forming openly reticulate fronds; papillae numerous, 

 rounded, on all sides of the branches ; coenenchyma minutely 

 villous in alcohol. Calcareous joints shorter, and internodes 

 longer, than in P. fruticosa, nobis. 



Hong-Kong. Dr. Wm. Stimpson. 



