280 Ins . 
RHYNCHOTA. 
p. 202, Myodocha longicollis , Stal, fig. 22, p. 203, girciffa , Stal, fig. 22, 
pi. xvii., unispinosa, Stal, pi. xviii. fig. 22, p. 204, Herceus guttata , Dali., . 
pi. xix. fig. 11, p. 205, Pamera longula , Dali., pi. xvii. fig. 2Q, parvula, Dali., 
pi. xix. fig. 12, p. 206, bilobata , Say, pi. xvii. fig. 25, p. 207, and globiceps , 
Stal, pi. xix. fig. 16, p. 208, Plociomera oblonga , Stal, pi. xvii. fig. 24. 
Horvdth describes the following known species and varieties : — Dimor- 
phopterus spinolce , Sign., var. geniculatus from Hungary, Microplax lineo- 
lata> Herr.-Schaff. (= Oxycarenus interruptus , Fieb.), p. 220, Metopoplax 
origani, Kol. (= Stenogaster ditomoides, Herr.-Schaff., and Microplax in- 
terruptus , Fieb.), and var. cingulata , pp. 220 & 221 ; Drymus sylvaticus , 
Fabr., var. orthopus from Hungary and Transcaucasia, Peritrechus nubi- 
lus , Fall., var. tibialis from S. France and Lenkoran ; Tropidostethus sabu- 
leti, Hahn, var. rnajusculus from Transcaucasia, p. 222 : Term, fiizetek, v. 
Cymus glandicolor , Halm, var. simplex from Lenkoran, p. 145, Iletero- 
gaster nepetce , Fieb., var. cinnamomeus from Hungary, Pachymerus bar- 
dance, Preyssl., var. fiavatus from the Caucasus, p. 147, and Platyplax 
inermis , p. 148 ; Wien, ent, Z. i. 
Notes on the “ Chinch Bug” ; Riley’s Rep. Ins. 1882, pp. 87-89. Noticed 
as infested with Bacteria ; Forbes, Am. Nat. xvi. pp. 824 & 825. 
Nysius. The synonymy of the species described by Fieber is as fol- 
lows : — N. thy mi, Wolff, Fieb. (= maculatus aud fuliginosus , Fieb.) ; N. 
helveticus , Herr.-Schaff. (= obsoletus, Fieb.) ; and N. punctipennis, Herr.- 
Schaff. (= brunneus , Fieb.). Horvdth, Wien. ent. Z. i. pp. 143-145. 
Puton, however ( l . c. p. 223), maintains that N. brunneus , Fieb., is a 
variety of obsoletus , Fieb. 
Plinthisus. Most of the species are both macropterous and micropte- 
rous ; Horvdth, l. c. pp. 146 & 147. 
Cymus melanocephalus , malformation of antennae ; E. A. Butler, Ent. 
M. M. xix. p. 140. 
New genera and species : — 
Acornpomorpha , Jakovleff, Troudy Ent, Ross. xii. p. 89. Allied to 
Beosus ; type, A. aterrima , sp. n., 1. c. p. 91, Derbent, Tiflis. 
Hadrocnemis , id. op. cit. xiii. p. 147. Allied to Ilyalocoris, Jak. ; basal 
joint of hind tarsi as long as joints 2 and 3 together ; legs and antennae 
with rather long hair. Type, H. crassicornis , sp. n., 1. c. p. 149, Kirghis 
Steppes. 
Leptomelus , id. 1. c. p. 150. Allied to Lasiocoris, Fieb.; head and 
pronotum with long hair ; antennae very slender ; scutellum much 
shorter than the pronotum. Type, L. dorsatus , sp. n., 1. c. p. 151, 
Shahrud. 
Neoninus , Distant, Biol. Centr. Am. llliynch. Ilet. p. 192. Allied to 
JSiinus ; first joint of antennae distinctly passing the apex of the head, the 
second joint much longer than the fourth, which is about as long as the 
third, fourth joint strongly incrassated; head more elongate, eyes less 
prominently exserted, and the pronotum more elongate and narrowed 
anteriorly. Type, N. illustris , sp. n., 1. c. p. 192, pi. xix. fig. 5, Guate- 
mala. 
Ninyas , id. 1. c. p. 194. Allied to Ninus and Neoninus ; eyes very 
