24 PENNATULIDJi. 



2 or 3 ; the outer halves of the sides of the pinnae, as well as their 

 anterior edges, are crowded by small polype-cells ; basal half of the 

 lower surface densely covered by small papiUa). Axis stony, pointed 

 at the ends ; anterior cavity of the base small. 



Length of a large specimen, in alcohol, G inches ; breadth across 

 pinna) 3-5 inches ; length of peduncles 2-75 inches. 



Colour, when alive, white ; bases of the polyj^es dirty white ; on 

 the stalk there arc a few scattered blackish spots. 



It lives with the stalk immersed in the mud like Renilla ; undu- 

 lating moving contractions are often seen on the stalk, resembling 

 those of a Uolotliwia. 



Hob. China Bay, opposite Hong-Kong, 6 fathoms, mud. 



14. PTEROEIDES. 



Pen short, broad. Rachis smooth. Pinnules elongate, angular, 

 expanded, supported by bundles of spicules diverging from the base, 

 with the edge entire. Polypes on upper and underside near the 

 edge of the pinnules. Axis cylindrical. 



Pteroeides, HerJdoU, Not. p. 19 ; Gray, Ann. 8f Mag. Nat. Hist. 1860, 

 V. p. 22. 



34. Pteroeides latipinnaniiu. 



Stem one-half the entire length of the feather ; pinnules 30. 



Pteroeides latipinnaruni, HerJdots, Not. p. 19, t. 4. f. 2 ; Gray, Ann. 

 ^- Mag. Nat. Hist. 18(30, v. p. 22. 



Hah. Mediterranean. 



35. Pteroeides spinosum. B.M. 



Pinnules 24. 



Pennatula albida, Albinm, Acad. Ann. p. 77, t. 7. f. 1, 2. 



Pennatula spinosa, JSUis, Phil. Trans, lin. p. 434, t. 21. f. 6-10; Lamk. 



A. s. V. ed. 2. iii. p. 044 ; Chiaje, Mem. iii. p. 9, t. 31. f. 

 Pennatula giisea, raUas, Zooph. p. 307. sp. 214, part ; Milne-Edw. Jr 



Haime, Cornll. i. p. 209 ; Esper, lyUrnz. iii. p. 81, t. la; Cuvier, R. 



A. iii. p. 318; Chiaje, Mem. p. 10, t. 31. f. ; Blaitio. Man, d'Act. 



p. 610, t. 89. f. 1. 

 Pteroeides spinosum, Herklots, Not. p. 21, t. 3. f. 1; Gray, Ami. (^ 



Mag. Nat. Hist. 1800, v. p. 23. 



Hab. Mediterranean. 



36. Pteroeides Esperi. B.M. 



Pinnules 24, broad, oblong ; stem very thick, about one-third the 

 entire length. 



Pennatula grisea, Esper, Pflanz. iii. p. 81, 1. 1 (dry specimen). 

 Pennatula grisea, Lamh. H. A. s. V. ed. 2. ii. p. 044. 

 Pteroeides Esperi, Herklots, Not. p. 20, t. . f. ; Gray, Ann. ^- Muq. 

 Nat. Hist. 1800, v. p. 23. 



Huh. Island of Sumatra ; New Guinea {Capt. Sir E. Bdclur). 



