30 Crust. 
CRUSTACEA. 
Strongylura , g. n. Body elongate, slightly narrowed in the middle, 
integument very hard ; six posterior segments, the last large, rounded ; 
no eyes ; first pair of antennae rather strong in the female, quadri- 
articulato ; no pleopods, uropods very short. S. cylindrical sp. n., Western 
Coast of Norway ; only the female known. Sars, l. c. pp. 52 & 53. 
Anarthrura, g. n. Body elongate ; integument thin, nearly pellucid ; 
hinder part of the body very short, not segmented, obtusely angulated ; 
no eyes; antennae of the first pair quadri-articulate in the female ; pleo- 
pods absent, uropods imperfectly biramous, the outer branch being con- 
tinuous with the stem. A. simplex, sp. n., Western Coast of Norway; only 
the female known. Sars, l. c. pp. 53 & 54. 
Stenetrium , g. n. Abdomen short, one-jointed ; head with a short 
rostrum ; antennae inserted on the anterior margin of the head, internal 
pair very short, external pair very long, both with well-developed 
flagella ; maxillipeds expanded, operculiform ; first pair of feet with a 
large prehensile hand, the following pairs ambulatory ; first pair of abdo- 
minal appendages broad, operculiform ; caudal appendages biramous. S. 
armatum and inerrne, spp. nn., Port Jackson. Haswell, P. Linn. Soc. 
N. S. W. v. [1881] pp. 478 & 479, pi. xix., and Cat. Austral. Crust, 
pp. 308 & 309. 
Apseades tenuimanus , echinatus , acutifrons, and robustus , spp. nn., Sars, 
Arch. Math. Naturv. vii. pp. 12-16, all from the Mediterranean. 
Apseudes obtusifrons , sp. n., Haswell, P. Linn. Soc. N. S. W. vi. p. 748, 
pi. vi., and Cat. Austral. Crust, p. 326, Port Jackson. 
Apseudes australis , sp. n., id. II. cc. p. 193, pi. iv. fig. 2, and p. 307, 
Broughton Islands, Australia, 25 fath. 
Parajfseudes, g. n. Distinguished from Apseudes by a less elongated 
body, the epimera of the first segment very small, and not spiniform in 
front, a stout spine on the epistome, sub-equal flagella in the first pair of 
antennae, the appendicular lamella of the second pair being rudimentary, 
the mandibular palpus very small, and the last pair of pleopods quite 
obsolete. P. latifrons (Grube, Apseudes) ) Lussin, Adriatic, and Spezia, 
Mediterranean. Sars, l. c. pp. 17 & 18. 
Sphyrapus (Norman. MS.), g. n. Male and female very unlike, male 
with more elongate body, the external flagellum of the first pair of an- 
tennae copiously set with fasciculated sensitive bristles, chelipeds and fos- 
sorial feet very long, hand strong, “ submalleolate.’ , S. anomalus (G. O. 
Sars, Apseudes ), Coast of Norway, and serratus, sp. n., Arctic Sea, abyssal. 
Sars, l. c. pp. 18-20. 
Anthukida:. 
Anthura ? Jlagellata , sp. n., Chilton, Tr. N. Z. Inst. xiv. p. 172, antennae, 
periopods, abdomen, and telsou, pi. viii. fig. 2 a-d, New Zealand. 
Paranthura australis and ? crassicornis , spp. nn., Haswell, P. Linn. Soc. 
N. S. W. v. [1881] pp. 477 & 478, pi. xviii. figs. 1 & 5, and Cat. Austral. 
Crust, pp. 305 & 306, Port Jackson. 
Ilaliophasma, g. n. Distinct from Paranthura by well-developed fla- 
gella in both pairs of antennae or the outer pair only, or by the second 
