COPEPODAj CIRRIPEDIA. 
Crust. 35 
of maxilljB and two pairs of maxillipeds ; abdominal feet generally 
wanting, in Anchor ella emarginata, female, rudimentary. Kurz, Z. wiss. 
Zool. xxix. pp. 380-384 & 415-42G. 
Lei'nccopoda arcturi, sp. n., on the gills of Salmo arcturus (Gthr.), at 
Floeberg Beach, Grinnell Laud, 82° lat. N. ; Miers, Ann. N. H. (4) xx. 
p. 106, pi. iv. fig. 2. 
Achtheres selachiorum, sp. n., Kurz, Z. wiss. Zool. xxix. pp. 385-389, 
pi. XXV. fig. 1, & pi. xxvii. figs. 38-49i on the male orifice of 
tchis hivis and Myliohatis aquila, abdomen distinctly articulated, 
Trieste. 
Brachiclla malleus (Rud.). Nauplius-stage and the very small dwarf, 
like male described ; Vogt, Mem. Inst. Genev. xiii. 
Brachiclla pustinacoi (Baird), female, found at the spiracle of Mylio- 
hatis aquila ; Kurz, Z. wiss. Zool. xxix. pp. 389 & 390, pi. xxv. figs. 2 & 3, 
pi. xxvi. fig. 30, & pi. xxvii. fig. 45. 
Anchorclla uncinata (Midi.), the pigmy male described by Vogt, Mem. 
Inst. Genev. xiii. 
Anchorella sargi and scombri, spp. nn., on the gills of Sargus 
annularis (L.), and Scomber scombrus, A. hostilis (Heller) gills of 
Umbrina cirrosa, A. fallax (Heller) on Dentex vulgaris, A. emarginafa 
(Kroy.) on Alosa vulgaris, A. trigice (Claus), gills of Trigla lineata, 
Trieste, all described by Kurz, Z. wiss. Zool. xxix. pp. 391-407, 
pi. xxv. figs. 4-15, pi. xxvi. figs. 22-32, pi. xxvii. figs. 41, 43, 44, 
46-48, & 50-52. 
Cestojiocla, g. n. A long cephalothorax, shorter abdominal and small 
post-abdominal part quite distinct in the female. First pair of maxilli- 
peds forming a muscular band by which the animal fixes itself on 
a thread of the gills of a fish. Ovisacs supported by the muscular 
band-like abdominal feet, and united by a membrane. C. amplectcns, 
sp. n., on the gills of Sargus annularis (L.), Trieste, and C. lizai 
(Kroyer, as Anchorella) on Mvgil liza. New Orleans ; Kurz, Z. wiss. 
Zool. xxix. pp. 407-415, the former pi. xxvi. figs. 16-21 & 34, pi. xxvii. 
fig. 49. 
Tracheliastes polycolpus (Nordm.) var. n. phoxini, female found on 
Phoxinus /rcuis (Ag.), and its different stages of age described; in the 
adult nervous system, eyes and heart disappear wholly ; the young are 
hatched in the form of a Cyclops. Vejdewsky, Z. wiss. Zool. xxix. 
pp. 15-46, pis. ii.-iv. 
CIRIMPBJ3IA. 
Embryological descriptions by P. P. C, Hoek [anted, p. 7]. 
Balanus improvisus (Darwin) was very numerous in 1874 in the 
Baltic, at Eldena, near Greifswalde ; Friedel, Nachr. mal. Ges. 1877, 
p. 184. 
Balanus porcatus (Ducosta), Cape Napoleon, Smith Sound, 79° lat. N., 
from depths of 13-70 fathoms, 28 mm. high, 29 in diameter ; Miers, Ann. 
N. H. (4) XX. p. 107. 
