(4) Farrea densa Carter 1873, in Annals Mag. Nat. Hist., s. 4, Vol. XII, p. 

 463, pi. XVII, f. 6 and 7. Seychelles. Genus and species uncertain. 



To those were added by the "Challenger" Expedition 15 species which 

 I described in the "Report of the Scientific Results of the Voyage of H.M.S. 

 "Challenger," Hexactinellida " in 1887, namely: — 



(5) Eyalonema clavigerum F. E. Sch. I.e., p. 220, pi. XLI, S. Penguin 

 Island (Crozets), 46' 16' S. 48' 27' E., 2926 m.=1600 fths. 



(6) Eyalonema conus F. E. Sch. I.e., pp. 209 and 210, pi. XXXIII, f. 8-15. 

 S. Australia 50° 1' S., 123' 4' E., 3291 m.=1800 fths. 



(7) Eolascus fihulatus F. B. Sch. I.e., pp. 87-89, pi. XV, f. 1-5, XVI. 

 S. Australia 42° 42' S., 134° 10' B., 4755 m. = 2600 fths.; W. Crozet Islands 46' 

 46' S., 45° 31' E., 2515 m.=1375 fths.; S. Penguin Island (Crozets) 46° 16' S., 

 48° 27' E., 2926 m.=1600 fths. 



(8) Eolascus polejxvi F. B. Sch. I.e., pp. 89 and 90, pi. XVII, f. 1-5, S.W. 

 Australia 53° 55' S., 108° 85' E., 3566 m. = 1950 fths. 



(9) Malaeosaccxis vastus, F. E. Sch. I.e., pp. 90-93, pi. XVII. W. Crozet 

 Islands 46° 46' S., 45° 31' E., 2515 m.=1375 fths. 



(10) Aulascus johnstoni F. B. Sch. I.e., pp. 118 and 119, pi. XXII, f. 1-3, 

 S.B. Prince Edwards Island 46° 41' S., 38^ 11' E., 507 m.=310 fths. 



(11) Pleorhahdus (Polyrhabdus) oviformis F. E. Sch. gen. dubium, spec, 

 dubia I.e., pp. 121 and 122, pi. XXIII, f. 1-8, S.W. Austraha 62° 26' S., 95° 44' 

 E., 3612 m.=1975 fths. 



(12) Gaulophaeus latus F. E. Sch. I.e., pp. 124-126, pL XXIV. S. Penguin 

 Island (Crozets) 46° 16' S., 48° 27' E., 2926 m.=1600 fths. 



(13) Gaulophaeus (Balanella=- Balanites) pvpetta F. E. Sch., I.e., pp. 122 and 

 123, pi. XXIII, f. 9-14, S.W. Australia 59° 55' S., 108° 85' E., 3566 m.=1950fths. 



(14) Bathydorus spinosus F. B. Sch. I.e., pp. 153-154, pi. LIX, f. 6-9, S. 

 Penguin Island (Crozets) 46° 16' S., 48° 27' E., 2926 m.=1600 fths. 



(15) Bossella antarctiea Carter I.e., pp. 139-142, pi. LV (including 

 Acanthascus (/rossularia F. B. Sch. synonym I.e., pp. 145-147, pi. LVI), S. 

 Kerguelen 52° 4' S., 71° 22' B., 274 m. = 150 fths. S.E. Prince Edwards Island 

 46° 43' S., 88° 4' 30'' E., 256 m.=140 fths. S. Possession Island (Crozets) 46° 

 47' S., 51° 37' B., 381 m. = 210 fths. 



(16) Aulocalyx irregularis F. E. Sch. I.e., pp. 174-176, ph LX, S.B, Prince 

 Edwards Island 46° 41' S., 38° 10' E., 567 m. = 810 fths. 



(17) Ghonelasma lamella F. B. Sch. I.e., pp. 321-323, pi. LXXXVII, 

 LXXXVIII, S. Possession Island (Crozets) 46° 58' S., 51° 52' B., 1006 m.=550 fths. 



