114 THE VOYAGE OF H.M.S. CHALLENGER 



Gracilaria cervicornis, J. G. Agardh. 



Gracilaria cervicornis, J. G. Agardh, Sp. Alg., ii. p. 604 ; Harv., Nereis Bor.-Am., ii. p. 107 ; Dickie 

 in Journ. Linn. Soc. Lond., xiv. p. 314. 



Bermudas. — One dwarf specimen from thirty-one fathoms — Moseley. 



West Indies ; Mexico ; eastern South America. 



Gracilaria poitei, Lamour. 



Gracilaria poitei, Lamour., Diss., p. 63; J. G. Agardh, Sp. Alg., ii. p. 596; Harv., Nereis Bor.-Am., 

 ii. p. 110; Dickie in Journ. Linn. Soc. Lond., xiv. p. 314. 



Bermudas. — Shallows — Moseley. 



Florida ; West Indies ; eastern South America ; Ceylon. 



Gracilaria ferox, J. G. Agardh. 



Gracilaria ferox, J. G. Agardh, Sp. Alg., ii. p. 592; Dickie in Journ. Linn. Soc. Lond., xiv. p. 314. 



Bermudas. — From shallows — Moseley. 

 West Indies. 



Gracilaria divaricata, Harv. 



Gracilaria divaricata, Harv., Nereis Bor.-Am., ii. p. 109 ; Kemp, in Canad. Nat. and Geol., May 1857. 



Bermudas. Kemp. 

 Florida. 



Gracilaria multipartita, Harv. 



Gracilaria multipartita, Harv., Phyc. Brit., t. 15; J. G. Agardh, Sp. Alg., ii. p. 600; Harv., Nereis 

 Bor.-Am., ii. p. 107 ; Kemp, in Canad. Nat. and Geol., May 1857. 



Bermudas. Kemp. 



A very widely diffused species. 



Gelidiace/E. 

 Gelidium rigidum, Mont. 



Gelidium rigidum, Mont., Cuba, p. 46, ex Kiitz., Sp. Alg., p. 766 ; J. G. Agardh, Sp. Alg., ii. p. 468 ; 

 Rein in Bericht Senckenb. Naturf. Gesellsch., Frankf. am M., 1873, p. 152. 



Bermudas. Rein. 



West Indies ; Brazil ; Polynesia ; Indian Ocean ; Red Sea, &c. 



