66 MR. 8. J. A. SALTER ON THE 
2. AGATHIS sTRIATA. A. flavo-rufa, antennis nigris, abdomine ni- 
tido, longitudinaliter striato; alis flavo-hyalinis, dimidio apicali fusco. 
Female. Length 7 lines. Reddish yellow; the head triangular; the 
face pale; the antenne black, with the scape yellow; the basal 
joints of the flagellum obscurely fulvous beneath; thorax smooth 
and shining ; the basal half of the wings yellow hyaline, the apical 
half dark brown, with a minute hyaline spot below the stigma in the 
middle of the wing. Abdomen: the three basal segments ‘and the 
base of the fourth evenly striated longitudinally. 
Hab. Gilolo. 
Gen. Cenocattius, Haliday. 
1. Cenoccelius cephalotes, Smith, Proc. Linn. Soc. v. 65. 1. 
Hab. Gilolo; Celebes. 
Fam. TENTHREDINIDA, Leach. 
Gen. Crapomaora, Smith. 
1, Cladomacra macropus, Smith, Ann. & Mag. Nat. Hist. 1860, vi. 257. 
Hab. Celebes (Tondano). 
ERRATA. 
Several changes in the numbering of the objects that illustrate this paper 
having been made since the first sheet was printed, the following corrections of 
the references must be attended to. The numbers refer to figures of the scale 
of the abdomen of the different species. 
Figs. 6 and 7, Polyrhachis Orsyllus. Fig. 21, P. Hippomanes. 
Figs. 12 and 12a, P. Diaphantus. Fig. 23, P. Lycidas. 
Figs. 15 and 20, P. Mutilie. Fig. 24, P. Hurytus. 
Fig. 16, P. exasperatus. Fig. 25, P. Numeria. 

On the Cranial Characters of the Snake-Rat, new to the British 
Fauna. By 8S. James A. Satrer, M.B., F.L.S., F.G.S. 
{Read April 7th, 1859.] a 
Tux Society will doubtless recollect that last year* I exhibited at 
one of our meetings two living rats, one of which I believed to 
be new to the British Fauna—at least, new so far as that till then 
it had been unrecognized and undescribed as distinct. The other 
was a specimen of the old English Black Rat (Jdus rattus) ; and 
this was shown, not on its own account, but for contrast and com- 
parison. AndI selected the Black Rat for this comparison because 
it so much more closely resembles the new one than does the 
* May 6th, 1858. 
