Vol. IX, No. 11.] Aquatic and semi-aquatic Rhynchota. 479 
[N.8. 
a pale oblique streak (fig. 1), and the narrowly pale-margined 
anterior acetabulae. 
The laminately ampliated lateral margins of the pronotum 
of O. marginatus Latr. are broader, more rounded and almost 
entirely pale, black only at the anterior angle (fig. 2). The 
exterior angle of the eyes, seen from before, is more elevated 
than the vertex. 
Fig. 1.—Ochterus strigicollis n. sp. Fig. 2.—Ochterus marginatus Latr. 
Head and pronotum. Head and pronotum. 
Aquatic species 
14. Ranatra vicina Sign.—Octagonal pool at et-Tabghah, 
de See : 
15. Plea letourneuxi Sign.—Limestone basin at Ain-et- 
Tineh, amidst Ranunculus aquatilis, 4 specimens aa 
mer Anisops producta Fieb.—Plain of Gennesaret,2 ¢ ¢, 
3 9 9: mouth of Jordan,3 ¢ 0,5 2° 
17. Notonecta glauca L.-- Plain of Gennesaret, 1 omen 
18. Arctocorisa hieroglyphica _Duf.—Plain of appar 
1 o ; edge of the Lake of Tiberias, 1 2; Wad-es-Semakh, 
6 ¢,8 22 
19 
: : . ope 
vertice laevigato, medio quam pr be cc etata notato ; pronoto 
i i lavi late 
is, margine scutellari c i 
bus longitudinalibus ee 
i um 
instructo, fossula subcostali longa. ee oe 
elytrorum extensa, membrana elytri sinistri hy : 
4} mi 
‘ad-es-Semakh, in small dirty pool at edge of Lake 
WwW 
: aes M : plicata Costa, but distinguished by the larger 
