12 Catalogue of Irish Myriapoda. 



EDRIOPTHA'LMA. 



Gammaridce. 



Talitrus Latr. .Locusta Latr. Inhabits all our sandy shores. 

 — Orchestia Leach littorea Mont. Inhabits all our sandy 

 shores, living under stones and i*uci, and, when disturbed, 

 leaping to a considerable distance. — Gammarus Latr. 

 Pulex Linn, aquaticus Leach. Inhabiting our rivers and 

 springs. — G. /,ocusta Mont. Inhabits the sea along our 

 coasts, never voluntarily leaving the water. — Cbrophium 

 Latr. grossipes Linn., longicorne Latr. Leach. Inhabits 

 Belfast Lough. In the little pools of salt water at the point 

 fields, Belfast. 



Idoteada?. 



Idotea Fab. entomon Linn. Common on rocks. — I. cen- 

 trum Penn. On rocks. 



Nae'stf Leach bidentatus Adams, Linn. Trans., vol. viii. tab. 2. 

 fig. 3. Found on some limestone lifted out of the sea at 

 Whitehouse. — Sphaeroma Lat. serrata Fab. Found at 

 Whitehouse shore among sea weeds, Sept., 1807. — Lim- 

 noria Leach terebrans Leach. Occurs on several parts 

 of the coast, along with the Zeredo, on piles and timber. 



Asellidce. 



^sellus Geoff, aquaticus Linn. Common in rivulets and 

 ditches. 



Ligladds. 

 Ligia Fab. oceanica Fab. Common on our shores on rocks. 



Qniscidce. 



Oniscus Auct. ^(sellus Linn. Common among rotting timber, 

 &c. — Porcellio Latr. ^sellus Fab., scaber Latr. Com- 

 mon under stones, wood, and in old walls. — P. lae\is 

 Leach. Rare : I have only seen one specimen. — P. convexus 

 I have not met with. 



Armadillo Lat. vulgaris Lat. Inhabits among stones and 

 moss. 



MYRIA'PODA. 

 CHILO'GNATHA. 



Glomcridce. 



Glomeris Lat. marginata Fill. Leach. Very common under 

 stones, and in moss. — G. testacea. Similar to the last, but 

 of a brick red; the segmental margins a little paler. I 

 have seen a few specimens of this Glomeris : one is at pre- 



