COPEPODA. 
Orust. 56 
branch on the mandibular palpus ; inner branches of the swimming feet 
uniformly tri-articulate, outer ones bi-articulate, only the fifth pair one- 
branched. T. malleolata, sp. n., Scilly Islands, 12 fath., id, 1. c. pp. 65-67, 
pi. Ixxviii. figs. 1-11. 
Diosaccus tenuicornis (Claus, as Dactylopus) = Nitokra tenuicornis (Br, 
& Rob.), various British localities, from the surface to 15 fath. ; id. 1. c. 
p. 68, pi. xlix. figs. 12-16, pi. lx. figs. 14-18. 
Laophonte (Philippi, 1840) = Lleta (Glaus, 1863) = Asellopsis (Br. & 
Rob., 1873), L. serrata (Claus, as Cleta), horrida (Norman, do.) = C, 
minuticornis (Buchholz), thoracica (Bock) ■= Tetragoniceps longiremis (Br. 
& Rob.), similis (Claus, as Cleta) = P (7. forcipata (Norm.), curticauda 
(Bock), longicaudata (Bock, 1864)) = hodgii (Brady, 1872), lamellifera 
(Claus, as Cleta), and hispida (Br. & Rob., as Asellopsis) all British, from 
above high-water mark (similis) to 30 fath., Brady, 1. c. pp. 70-86, pis. 
ixxiii., Ixxiv., Ixxv., Ixxvi., Ixxvii., & Ixxxi. 
Normanella, g. n. Distinct from Laophonte by the branched mandible 
palp and the want of a prehensile claw on the first foot ; and from Cle- 
todes by the presence of a branch on the posterior antenna, the branched 
mandible palp, and the elongated inner branch of the first pair of feet. 
N. dubia (Br. & Rob., as Laophonte, 1873), various British localities, 
10-30 fath., Brady, 1. c. pp. 87 & 88, pi. Ixxviii. figs. 12-22. 
Cletodes (Brady, 1872) = Lilljeborgia (Claus, 1866) = Orthopsyllus 
(Br. & Rob., 187.3), C. limicola (Brady) with var. gracilis = pectinata 
(Brady), longicaudata (Br. & Rob.) = ? laticauda {Bock.), propinqua (Br. 
& Rob.), linearis (Clans, as Lilljeborgia), all British, 5-45 fath., Brady, 
Z. c. pp. 92-97, pi. lxxix.,pl. Ixxvii. figs, 9-17, & pi. Ixxx. figs. 1-14. 
Enhydrosoma curvatum (Br. & Rob., as Rhizothrix), various British 
localities, 3-35 fath., Brady, Z. c. pp. 98-^100, pi. Ixxxi. figs. 12-15, & 
pi. Ixxxii. figs. 11-19. 
Nannopus, g. n. Like Tachidius in general appearance ; head consoli- 
dated with the thorax, body- segments denticulated on the posterior 
margin ; outer branches of all the swimming-feet three-branched, inner 
branches of the first and second pairs 2-jointed, not prehensile, of the 
third and fourth pairs obsolete and reduced to a single seta. N. palustris, 
sp. n., brackish pools in a salt marsh at Seaton Sluice, Northumberland. 
Brady, 1. c. pp. 101 & 102, pi. Ixxvii. figs. 18-20. 
Platychelipus, g. n. Distinct from Nannopus by the 2-jointed branches 
of the first foot. P. littoralis, sp. n.. Lake Lothing, Suffolk, and Seaton 
Sluice, Northumberland, in brackish water. Id. 1. c. pp. 102-101, pi. 
Ixxix. figs. 20-23, pi. Ixxx. figs. 15-19. 
Dactylopus strcemi (Baird, as Cyclops, 1837) = cinctus (Claus), tenui- 
remis (B. <& Rob.), and 5 other species, figured already by Claus, British, 
from surface to 45 fath., tisboides (Claus), very variable ; id. 1. c. pp. 
106-120, pis. liv.-lvi., pis. xlvii. figs. 12-14, pi. Ivii. figs. 10-12, pi. Iviii. 
fig. 14. 
Thalestris rufo-cincta (Norman, MS.), sp. n., various British localities, 
10-35 fath., clausi (Norman, 1868), serrulata, sp. n., Scilly Islands, 40 
fath., ^eZZaZa (Bock, as ylmcnopAea), and 6 other species, already figured, 
British; id. 1. c. pp. 121-140, pis. 1., liii., & Ivii.-lxii. 
