REPOET ON THE POLYZOA. 
59 
§ B. Zocecia disjunct. 
3. Diachoris Busk. 
Diachoris, Bk., Toy. of Rattles., vol. i. p. 382; Brit. Mus. Cat., vol. i. p. 53 ; Heller; Macgilliv.; 
Hutton; &c. 
Mollia (pars), Smitt. 
Eschar a (pars), Moll. 
Character.— Zoarium flexuose, spreading, loosely adnate, or suberect and free. Zocecia 
flustrine, completely disjunct, each connected with six or more by tubular processes. 
(1) Diachoris magellanica , Busk. 
Diachoris magellanica, Bk., Brit. Mus. Cat., vol. i. p. 54, pi. lxvii. ; Macgilliv., loc. cit., p. 32, 
pi. xlvi tig. 2 ; Hutton. 
Diachoris huskei, Heller, Adriat., p. 93. 
Character. — Zocecia suberect, quite open in front. Orifice circular, with a thickened 
annular peristome. A pedunculate, articulated, capitate avicularium seated on the 
margin of the aperture near the top on each side. 
Habitat. — Port Jackson, 2 to 10 fathoms. Station 315, lat. 51° 40' S., long. 57° 
50' W., 5 to 12 fathoms, sand and gravel. 
[Portland, Victoria, Maplestone; New Zealand, Hutton; Lyall ; Strait of Magellan, 
Darwin ; Adriatic, Heller ; Kerguelen, Eaton.] 
Var. a distans (PI. XVI. fig. 2). 
Zocecia widely distant. 
Habitat. — Station 151, Heard Island, 75 fathoms, volcanic mud (only a small frag- 
ment). 1 
(2) Diachoris crotali, Busk. 
Diachoris crotali, Bk., Brit. Mus. Cat., vol. i. p. 54, pi. lxvi. figs. 1, 2 ; Yoy. of Rattles., 
vol. i. p. 382, pi. i. figs. 10-12; Macgilliv,, Nat. Hist. Viet., Dec. v. p. 32. 
Character. — Zooecia suberect, entirely open in front, with straight sides ; three or four 
punctures on each side and behind; a conical avicularium with a very broad semicircular 
mandible articulated at each upper angle. Ocecium small, conical above the upper border. 
Habitat. — Station 162, off East Moncoeur Island, Bass Strait, 38 fathoms, sand, shells. 
[Portland? Victoria, Macgillivray; Bass Strait, Voy. of Rattles.] 
1 Mr. Hincks (Ann. and Mag. Nat. Hist., ser. 5, vol. viii. p. 73, pi. v. figs. 4, 5, 1881), describes a species of 
Diachoris under the name of Diachoris distans, from South Africa, which, however, appears to be quite distinct from the 
above. 
