MARINE ALG OF THE U.M.B.C. DISTRICT. 147 
Family. MEsoGL@Ip2. 
Hlachista scutellata, Duby. 
On the stems of Himanthalia lorea, near Port St. 
Mary, I. of Man (M). 
E. flaccida, Aresch. 
On Cystosira fibrosa (M). 
HE. fucicola, Fries. 
Very common on species of Fucus (M and G). 
Leathesia umbellata, Menegh. | 
L. tuberiformis, Harvey. 
Hilbre I. (M). 
Castagnea virescens, Thur. 
Mesoglea virescens, Harvey. 
Locality not recorded (M). 
Mesoglea vermiculata, Le Jol. 
M. vermicularis, Harvey. 
Puffin and Hilbre Is., and shore generally (M and G). 
M. verticillata, Ag. 
Puffin I. (M). 
Chordaria flagelliformis, Ag. 
Hilbre I., Hastham, South shore, &c. (M). Puffin 
Hen (G)). 
Family. PUNCTARIIDA. 
Punctaria plantaginea, Grev. 
Coast generally (M and G). 
P. latifolia, Grev. 
Locality not recorded (L). 
Dictyosiphon feniculaceus, Grev. 
Hilbre I., Eastham (M). In drift at Penmon Pt. (G). 
Striaria attenwata, Grev. 
Coast generally (M). 
10-2 
