338 MR. CARR ON COMPOSITE NAMES OF PLACES, 
tached by muscular adhesion to the upper wall of the chamber, 
and communicating with the water by an orifice: arms or feet 
six, composed of three articulations, the last simple: branchie 
setaceous, attached to the external surface of the upper lip. 
Genus ALcIpPE. 
Animal depressed and enlarged posteriorly; anterior portion 
compressed, with the mantle slit longitudinally on the upper 
surface: the four arms or feet next the mouth, provided each 
with a prehensile cushion: palpi furnished with pincers; upper 
lip rostrated. 
A.lampas. Animal with the margins of the lips thickened, 
each being furnished posteriorly with a curved point or process ; 
posterior portion considerably depressed, rounded, and provided 
with a horny plate, on the upper surface: chamber in the shell 
of mollusks, partially lined with calcareous matter secreted by 
the animal; opening narrow, enlarged and rounded in front 
tapering and curved behind. Length ysths of an inch, breadth 
zeths of an inch. 
XITL.—Obdservations on Composite Names of Places (chiefly in 
Northumberland) of Anglo-Saxon Derivation : being a Con- 
tribution of Materials towards the formation of an Archaic 
and Orthographical Chart of the County. By Ratpu Carr, 
Esq. 
{Read Wednesday, December 12th, 1849.] 
THE names that have been assigned to the various localities in a 
country by its inhabitants, can hardly fail to be interesting and 
instructive to philological inquirers, however trivial and unim- 
portant they may seem to the many, who are accustomed to pro- 
nounce them every day as mere empty sounds, conveying either 
no associations at all, or some mere conventional notions un- 
worthy of attention. On the other hand, the historical and phi- 
