Land, Fresh- Water, and Marine Crustacea. 147 



a little below the upper margin, which appears to be a 

 character peculiar to this species. 



Genus (18) Lepidepecreum, Spence Bate, 1868. 



21. Lepidepecreum longicorne (Bate). 



1861. Anonyx longicornis, Bate and Westw., op. tit., vol. i. p. 91 ( £ ). 



Habitat. — Off St Monans ; off the north end of Inchkeith, 

 January 1896 ; and off the east side of the same island, May 

 1901. 



Family Pontoporeiida 

 Genus (19) Bathyporeia, Lindstrom, 1855. 



22. Bathyporeia Guilliamsoniana (Bate). 



1856. Thersites Guilliamsoniana, Bate, Brit. Assoc. Rept. (1856), 

 p. 59; and Ann. Nat. Hist. (2), vol. xix. (1857) p. 146. 



1891. Bathyporeia norvegica, G. 0. Sars, Crust, of Norway, vol. i. 



p. 128, pi. xliii. 



Habitat. — Firth of Forth ; taken sparingly in various parts 

 of the estuary. 



23. Bathyporeia pelagica, Spence Bate. 



1862. Bathyporeia pelagica, Bate, Cat. Amphip. Brit. Museum, 



p. 174, pi. xxxi. fig. 6. 



Habitat. — Firth of Forth; taken occasionally with the 

 other species of the genus. 



24. Bathyporeia Robertsoni, Spence Bate. 



1892. Bathyporeia Robertsoni, Bate, op. tit., p. 173, pi. xxxi. fig. 5. 



Habitat. — Firth of Forth, frequent near low-water on the 

 sandy shore east of Burntisland; obtained by passing the 

 wet sand through a wire- sieve. 



Genus (20) Haustorius, Statius Miiller, 1775. 



25. Haustorius arenarius (Slabber). 



1769. Oniscus arenarius, Slabber, Naturkund. Yerlustig., etc., p. 92, 

 pi. 11, figs. 3, 4. 



Habitat. — Firth of Forth, sandy shore east of Burntisland, 

 near low-water ; not common. 



