24 Orust. 
CRUSTACEA. 
Corophida:. 
Podocerut ornatus (Miers, 1875) ; Miers, Transit Venus Exp., Crust, 
p. 11, pi. xi. fig. 6, Kerguelen Island lanted, p. 2, note]. 
Lusyta, g. n., near Podocerus and Cerapus^ not precisely characterized. 
L. algemis (Chiereghini MS.), in the lagoons of Venice, building a tube 
consisting of fine interlaced filaments on Zostera marina. Nardo, Annot. 
Orostac. p. 115, pi. iv. fig. 7. 
Caprellida3. 
Caprella fahris [-esi] and cornalia spp. nn., Nardo, Annot. 
Crostac. p. 117, pi. iv. figs. 5 & 6, Adriatic. 
Caprella septentrionalis (Kroyer) (swimming described) and C. spinosis- 
sima (Stimps.) (length of spines variable) from Spitzbergen ; Miers, Ann. 
N. H. (4) xix. p. 139. The latter as Mgina spinosissima (Stimps.), speci- 
mens from Cape Napoleon and Dobbin Bay, 79^ N. lat. ; id. op. cit. xx. 
p. 104. 
ISOPODA. 
ARCTURIDiB. 
Arcturus hajffini (Sabine) andvar. u.feildeni (nearly smooth), Floeberg 
Beach, 82® N. lat'. ; Miers, Ann. N. H. (4) xx, pp. 63 & 64, pi. iii. fig. 1. 
Oniscidaj. 
Ligia haudiniana (M. E.) P, from Cayenne ; Miers, P. Z. S. 1877, 
pp. 670 & 671. 
Philougria [rectius Philygria ||, Stenhammar, Diptera, 1844] nitida, 
sp. n., id. 1. c. p. 670, pi. Ixix. fig. 1, Peru and Guiana. 
Porcellio cayennensis, Cayenne, and Tiispida [-ws], Mongolia, spp. nn., 
id. 1. c. pp. 667 & 676, pi. Ixviii. figs, 2 & 5. P. swammerdami (Audouin) 
=; alexandrinus (Brandt), Egypt ; id. 1. c, p. 676. 
Porcellionides, subg. n. of Porcellio : posterolateral angles of the first 
four segments of the body not acute and not produced behind ; id. 1. c. 
p. 668. 
Porcellio {PorcellionideB^jeUhii^Voicw and Guiana, flavQ-vittata\^>uif]^ 
Cayenne, spp. nn., id. 1. o. pp. 668 & 669, pi. Ixviii. figs. 3 & 4. 
Orthonua, g. n., = Armadillo^ Brandt, nec Latreille, = Armadillo, § 1, 
Milne-Edwards ; posterior margins of all segments straight, lateral 
margins never straight. Id. 1. c. p. 664. 
Cuharia galapagoensis, p. 74, pi. xii. fig. 2, Galapagos Islands ; C. affinia, 
Cayenne, and gigas, Nicaragua, p. 666, pi. Ixvii. fig. 4, pi. Ixviii. fig. 1 : 
id. I, c., spp. nn. 
Armadillidium (Brandt) restricted to the species in which the ter- 
minal segment is triangular ; id. 1. c. p. 665. 
Armadillidium pustulatum (Dum.), from Moldavia ; id. 1. c. p. 675. 
Armadillidium ccelatum, sp. n., id. 1. c. p. 665, pi. Ixvii. fig. 3, Cayenne. 
