87 
Gammarus marinus. Leach. Gammarides. 
core locusta. Fabricius. 5 
a pulex. Desmarest. 
Megamoera Othonis ? S. Bate. 
- Alderi. S. Bate. 
Podocerides. 
Amphithoé littorina. 8. Bate. . 
Podocerus Variegatus. Leach. 
Cerapus difformis. 8. Bate. 
Corophium longicorne. Latreilla. 
Hyperides. 
Hyperina. 
Lestrigonus exulans. Kroyer. 
Hyperia oblivia. Kroyer. 
cs is n. Ss. 
ISOPODA. Bopyrides. 
Normalia. 
Bopyrus Squillarum. Latrielle. 
tigudes. 
Cirolana spinipes. 
Eurydice pulchra. Leach. 
Asellides. 
Jera albifrons. Leach. 
,, Nordmanni. Bate and Westwood. 
Janira Maculosa. Leach. 
Limnoria lignorum. White. 
Arcturides. 
Arcturus longicornis. Westwood. 
Idoteides. 
Idotea tricuspidata. Desmarest. 
»»  pelagica. Leach. 
»  emarginata. Fabricius. 
5, linearis. Latrielle. 
Oniscides. 
- Ligia oceanica. Fab. 
Porcellio scaber. Lat. 
' Oniscus asellus. Linn. 
Armadillo vulgaris. Lat, 
The foregoing list of the Orders Amphipoda and Isopoda is 
far from complete, and gives but a faint idea of the riches of the 
district, or the number of species obtained by the writer, as he 
has almost as many more as those named above, that he has not 
yet identified. Of the names of previous observers, the first is that 
of Dr. David Skene who died in 1777, and who appears to have 
devoted considerable time and attention to the subject, and whose 
manuscript is still preserved in Marischal College. Second, the 
Rev. Dr. Gordon of Birnie, whose list will be found in the 
«“ Zoologist ” for 1852; his name is also to be seen in the pages 
of Bate and Westwood’s admirable work on British Sessile-eyed 
Crustacea. Third, the Rev. Walter Gregor in the “ Naturalist ” 
1855, page 172, under the title of W. Fourth, the late Mr. Robert 
