( 0LLIN8 \\D ill i:\ El . 

 I. P. CAPITATU8 Lamarck. L813, p. 299; Har\ev, 1858, p. 15, 



PL XI. III. B; Collins, 1909, p. 392; IV B.-A., No. 1911. Kemp, 

 specimen in herb.; Rein; Moseley; Wadsworth, No. 75; Tucl 

 Town, Farlow; Hungry Bay, June, Howe; Gravelly Bay, March, 

 Mangrove Hay. Feb., Harris Hay, Oct., Nov., [nlet, Dec, Bervey; 

 1 per's [sland, April. Jew's Bay, July, Ely's Harbor, [nlet, Hui 

 Bay, Aug., Collin-. Common practically everywhere in shallow 

 water and dredged down to 10 in. 



Forma elongatus (Dene.) Gepp, L911, pi 83, figs. 166 L67; 

 P. B.-A., No. L912; P. dtmgcdua Decaisne, L842, p. 97 (repri 



Jew'- Hay, July, Harrington Sound, Mangrove Lake. Aug., Collins. 



A form with long stipe, pyrit'orm head, filaments stouter than in the 

 typical form, in company with which it grows, the two shading into 

 each other. 



Forma laxxts Borgesen, 1913, p. 98, fig. 80. Walsingham, Feb., 

 Hervey. A form with long and -lender stipe, head more or less 

 irregular in form, filaments loose and slender. In the specimens 

 which we identify with this form the branching of the stipe is not 

 unusual, each division having a head of the normal shape for this 

 form. 



2. V. piriformis Gepp, 190:>, p. 1, PL CCCCLXVIII, fig. 1: 



Collins, 1909, p. 393; P. B.-A., No. 2075. June, Howe; Feb., Far- 

 low; Harris Hay, Jan., Oct., Dec, Inlet, Dec, Hervey. Often grow- 

 ing with P. cupitatus, but less common. 



Udotea Lamouroux. 



1. Whole flahellum with a stony coating. 2. V. Babellum. 



1. Flabellum flexible, individual filaments encrusted. I. CJ. conglutinata. 



1. U. CONGLUTINAIA (Soland.) Lamouroux, 1816, p. 312; Howe. 



L909, p. 96, HI. II. HI. VIII, fig-. 1 13; Collins, 1909, p. 395; P. 1>.-A.. 

 No. L913; Coraliina conglutinata Solander in Ellis & Solander, L786, 

 j). 125, HI. XXV, fig. 7. Rein; Kemp; South Beach by Paget, Feb., 

 Harlow; Harris Hay, Jan., Feb., March, Now. Hervey. In tide 

 pools, a small form only; dredged in 10 meters by the Challenger 

 Expedition. 



2. I". ri.Aiu.Li.iM (Ell, & Sol. Howe. 1904, p. 94; Gepp, 1911, 

 p. 131, PL III. figs. 26 28; I ollins, L909, p. 395; P. B.-A., No. L91 l; 

 Coraliina flabellum Ellis & Solander, 1786, p. 124, PI. XXIV. Rein; 

 Kemp; Tucker, No. 23; Walsingham, Farlow; many stations, Hervey. 



