CRUSTACEA, 
621 
Canthocamptus cryptariim.^ sp. n., Brady, Quart. Journ. Microsc. Science» 
ix. p. 23, pi. 6, West Cramlington Colliery, near Newcastle, on the roof of the 
low main, kept constantly wet by the percolation of water from above, 
amongst imperfect slimy algre. 
Tigriopus (gen. nov.) liUjehorgii^ new name for Ilarpactims chelifer (Lill- 
jeborg), Norman, Rep. Brit. Assoc, for 1868, p. 296, Shetlands. 
Thalestris clausiiy sp. n., Norman, ibid. p. 297, Shetland Islands. 
Tachidius hrevicornis (MiilL), from brackish pools in Northumberland and 
Durham, new to Britain, described and figured by G. S. Brady, Nat. Hist. 
Transact, of Northiimb. and Durham, iii. p. 130, pi. 5. figs. 1-9. 
Dactglopus tishoides (Claus, not of Brady), in rock-pools at Rokor, county 
of Durliam, and the great Isle of Arran, Galway Bay; also in pools of 
brackish water at Seaton Sluice, Northumberland, new to Britain, described 
by G. S. Brady, ibid. pp. 131-133 [pi. 6 appears to represent this animal, but 
the plate is not referred to in the paper]. 
Delavalliay gen. nov. Superior n.ntennfe 8-jointed, having no flagellum ; 
inferior antennae bearing a biarticulated secondary branch. First pair of feet 
2-branched, the external branch 3-jointed, the internal 2-jointed, not pre- 
hensile ; both branches of the three following pairs 3-articulate ; fifth pair 
rudimentary, foliaceous. Two ovisacs. D. palustris, sp. n., brackish pools at 
Seaton Sluice, Northumberland, G. S. Brady, I c. p. 133, pi. 5. figs. 10-16. 
Aspidiscus (gen. nov.) fasciatus, sp. n., Norman, Rep. Brit. Assoc, for 1868, 
p. 298, Shetland Islands. 
Antaria latericiay sp.n,, Grube, Verhandl. schles. Gesellsch. vaterl. Kultur, 
1869, p. 32, pi, 1. fig. 3, St. Vaast-la-Hougue. 
Species of Notodelphyidcs living in Ascidiae have been observed 
at Naples by R. Buchholz, some new, others hitherto imperfectly 
known. The author gives also a general outline of the family. 
Zeitschr. f. wiss. Zool. xix. pp. 99-110 (abstract in Ann. & Mag. 
Nat. Hist. iv. pp. 137, 138). 
Notodelphys meditet'ranea and N. puellay spp. nn., Buchholz, 1. c. pp. Ill and 
116, pis. 6, 6. figs. 1, 2, Naples. 
Deropygus ptdlus, sp. n,, and D. gihher (Thorell), Buchholz, 1. c. pp. 116 & 
120, pis. 6, 7. figs. 3, 4, Naples. 
BotaeJms ftisiformis, sp. n., Buchholz, 1. c. p. 123, pis. 7, 8. fig. 6, Naples. 
Notopteraphorus (Costa). Buchholz states that the buccal organs of this 
genus agree with those of the other Notodelphyidoi. N. elongatiis (Costa) and 
ohtusus (Costa) form, according to him, one species, which is described and 
figured, 1. c. pp. 126-135, pis. 8, 9. fig. 6. 
GoniodeljyJiys, gen. nov. Body triangular, flat above, both sides conver- 
ging beneath ; first thoracic segment united with the head, fifth large and 
produced behind] into a process, in which the young ones are bred ; an- 
tennae 8-jointed. G. trigonay sp. n., Buchholz, 1 . c. p. 129, pis. 9, 10. fig. 7, 
Naples. 
Entcrocola crucGy sp. n., Norman, Rep. Brit. Assoc, for 1868, p. 300, Shet- 
land Islands. 
Gunentophorus glohularis (Costa). Buchholz states that the buccal organs 
agree essentially with those of the other genera of this family, 1. c. p. 144, 
pi. 10. fig. 8. 
