10G . THE VOYAGE OF H.M.S. CHALLENGER. 



All dredged in thirty-one fathoms ; very dwarfed, and denticulate with one exception ; 

 in other general characters and colour similar to specimens from shallow water. 

 "West Indies and South America. 



Haliseris plagiogramma, Mont. 



Haliseria plagiogramma, Mont., Cuba, p. 63, t. 3, fig. 3, et Syll. PI. Crypt., p. 397 ; Kiitz., Sp. Alg., 

 p. 562; Rein in Bericht Senckenb. Naturf. Gesellsch., Frankf. am M., 1873, p. 151. 



Bermudas. Rein. 



Cuba ; Fernando-Noronha ; Brazil. 



Haliseris polypodioides, K. A. Agardh. 



Haliseris polypodioides, K. A. Agardh, Sp. Alg., i. p. 142 ; Harv., Nereis Bor.-Am., i. p. 101 ; Rein 

 in Bericht Senckenb. Naturf. Gesellsch., Frankf. am M., 1873, p. 151. 



Bermudas. Kemp; Rein. 



Widely spread in the North Atlantic, and entering the British Channel ; also in the 

 Mediterranean and on the eastern coast of Australia. 



Padina pavonia, Gaill. 



Paddna pavonia, Gaill., Resum., p. 24; Harv., Phyc. Brit., t. 91, et Nereis Bor.-Am., i. p.H04; Dickie 



in Journ. Linn. Soc. Lond., xiv. p. 313. 

 Zonaria pavonia, K. A. Agardh, Sp. Alg., i. p. 125; Kiitz., Sp. Alg., p. 565. 



Bermudas. Moseley; Kemp; Rein. 

 Generally spread. 



Zonaria lobata, K. A. Agardh. 



Zonaria lobata, K. A. Agardh, Syst. Alg., p. 265 ; Harv., Nereis Bor.-Am., i. p. 105 ; Rein in Bericht 

 Senckenb. Naturf. Gesellsch., Frankf. am M., 1873, p. 151 ; Dickie in Journ. Linn. Soc. Lond., 

 xiv. p. 313. 



Stypodium fuliginosuni, Kiitz., Sp. Alg., p. 563. 



Bermudas. — Shallows only — Moseley ; Kemp ; Rein. 



Atlantic and Pacific Oceans, on the shores of the Canaries and America ; also of New 

 Zealand and Ceylon. 



Zonaria variegata, K. A. Agardh. 



Zonaria variegata, K. A. Agardh, Sp. Alg., i. p. 127 ; Harv., Nereis Bor.-Am., i. p. 106 ; Dickie in 



Journ. Linn. Soc. Lond., xiv. p. 313. 

 Spatoglossum variegatum, Kiitz., Sp. Alg., p. 560. 

 Didyota variegata, Lamour. in Journ. de Bot., Paris, 1809, ii. p. 40. 



Bermudas. — Shallows, and many from thirty-one fathoms ; the former olive, the latter 

 mostly bluish green in colour, and rather thinner in texture than usual — Moseley ; Kemp. 



W est Indies ; South America ; Australia ; Polynesia ; Mauritius. 



