17 Omxt. 
' CliUSTACEA. 
Mahda-’. 
Thoe sulcata and puella (Stimps.), Milne-Edwaids, 1. c. pp. 121 & 122, 
pi. xix figs. 3 & 6, the former from California, the latter from Tortugas. 
Sisyphus compressus, sp. n., id. 1. c. p. 124, pi. xxiv. fig. 1, Guade- 
loupe. 
Tyche emarginata (White) = Platycremnus triluherculatus (Schramm) ; 
id. 1. c. p. 126, pi. xiii. fig. 1, Tortugas. 
Lihinia duhia (M. E.) = distincta (Guerin) ; id. 1. c. p. 129, pi. xviii. 
fig. 5, West Indies. 
Nihilia, g. n. Beak, gnathopods, and feet as in Lihinia ; cephalothorax 
narrower, antenno-orbital region as in Herhstia. N, erinacea, sp. n., 
Guadeloupe. Id. 1. c. pp. 132-134, pi. xxv. 
Sphenocarcinus, g. n., near Mencetius and Huenia, two frontal horns 
united (accol^s) one to the other. S. corrosus, sp. n., Barbadoes, lOOfath. 
Id. 1. c. pp. 135 & 136, pi. xvii. fig. 5. 
Epialtus : list of known species, .£J. dilatatus, sp. n., St. Thomas, West 
Indies, bituherculatus (M. E.) and longirostris (Stimps.), West Indies, sul- 
cirostris (Stimps.), California, figured ; id. 1. c. pp. 138-141, pi. xxvii. 
figs. 1-6 
Acanthonyx petiveri (M. E.) from the West Indies, not specifically dis- 
tinct from emarginatus (M. E.) and debilis (Dana), from Chili and Peru ; 
id. 1. c. pp. 144 & 145, pi. xxvii. fig. 7. 
Mimulus foliatus (Stimps.) ; id. 1. c. p. 145, pi. xviii. fig. 4, Monterey 
and Mendocino. 
Amathia crassa, sp. n., id. Bull. Soc. Philom. June, 1878, p. 6, between 
Cuba and Florida, 239 fath. 
Lihinia canaliculata (Say) observed in the aquarium at Hamburg to 
pluck with its claws pieces of seaweed or sponges and place them on its 
back, where they are attached and grow ; H. Bolau, Zool. Gart. xix. 
p, 149. 
Lihinia semizonale[-is\ sp. n.. Streets, Bull. U. S. Nat. Mus. No. 7 [1877], 
p. 103, Lower California. 
Pisa erinacea, sp. n., A. Milne-Edwards, Bull. Soc. Philom. June, 1878, 
p. 4, between Florida and Cuba, 37 fath. 
[H'jOplopisa, g. n. Allied to Pisa, but third maxillipedo much dilated 
at their antero-external angle. 0. spinipes, sp. n., Gulf of Mexico, id. 1. c. 
p. 3. 
Podopisa, g. n. Near Kaxia and Pisa, external antennae not covered 
by the rostrum, their basal article with three teeth ; feet very long. P. 
petersi, sp. n., Mozambique, Hilgendorf, MB. Ak. Berl. 1878, pp. 784 & 
785, pi. i. figs. 1-5. [The author has afterwards recognized that this is 
Naxioides, M. Edw.] 
Leptomithrax longimanus (Miers) ; Miers, Crust. New Zeal. pi. i. fig. 3. 
Paramithrax harhicornis (Latr.) ; id. 1. c. p. 6, pi. i. fig. 2. 
Pericera ccelata, sp. n., A. Milne-Edwards, ^Bull. Soc. Philom. June, 
1878, p. 5, Cuba, 175 fath. 
Ifalimus hcctori (Micr.s) ; Miei s, /. c. p. 4, pi. i. fig. 1. 
