INSECTA. 581 
Ditomotarsus? genumlatiiSj sp. n., Sign. 1. c. p. 549, pi. 12. fig. 14, from 
Chili. 
Nopalis (g. n.) sulcatm, ap. n., Sign. 1. c. p. 551, pi, 12. fig. 15, from Chili. 
Planois (g. n.) bimacidatus, sp. n.. Sign. 1. c, p. 551, pi. 11. fig. 2, from 
Chili. 
Smopla (g. n.) perpunctalus (sic), sp. n.. Sign. 1. c. p. 552, pi. 12, fig. 16, 
and S. hUmeralisj sp. n.. Sign. 1. c. p. 553, from Chili. 
Sniploa (g. n.) ohsoletus (sic), sp. n.. Sign. 1. c. p. 554, pi. 12. fig. 17, from 
Chili. 
Lanopis (g. n.) rugosus, sp. n.. Sign, h c, p. 564^ pi. 12. fig. 18, and X. va- 
riabilis, sp. n.. Sign. 1. c. p. 585, from Chili. 
Edessides. 
Dictyocoris, g. n,, Mayr, Verh. zool.-hot. Ges. in Wien, !Bd. xiv. p. 913. 
Allied to CyclopcUa ; pronotiim convex behind, its anterior angles furnished 
with a small tooth ; metastemum widely sulcate, broadly rounded behind j 
femora and tibiae unarmed. Type Cimex mactam (Fab.). 
Placocoris, g. n., Mayr, t. c. p. 913. Body oval, much depressed ; antennae 
five-jointed, second joint very short, apical longest ; rostrum slender, but 
little passing the anterior coxae, second joint longest ; prondtum unarmed j! 
membrane large, with eight simple veins ; mesosternum flat ; metastemum 
flat, acute behind ; abdomen with a small basal spine ; femora spinulose 
beneath, posterior incrassate, with larger spines ; third joint of tarsi longest. 
Sp. P. viridis, sp. n., Mayr, 1. c. p. 914, from Brazil. 
Phyllocephalides. 
Stal states, 1. c. p. 55, from an examination of the typical specimens, that 
Dalsira affinis (Am. & Serv.) is identical with Edessa modesta (Fab.), and 
Dalsira marginata (Am. & Serv.) with Edessa costalis ^ Basicryptu^ 
eostalis (H. Sch.). 
SUPERICORNIA. 
Stal describes Nematopus nervosiis (Lap.) from the typical specimen. Ann. 
Soc. Ent. Fr. 4® s^r. tom. iv. p. 56. 
According to Stal (/. c. p. 57), Therapha cinerea (Am. & Serv.) is identical 
with Serinetha {Leptocoris) coturnix (Burm.). 
AcocopuSy g. n., Stal, /. c. p. 55. Allied to Nematopus \ head quadrate^ 
antenniferous tubercles stout, free, median lobe suddenly deflexed between 
them ; rostrum reaching middle of mesosternum ; antennae shorter than the 
body, basal joint stout, somewhat shorter than fourth ; thorax constricted 
in front ; abdomen narrowed behind, dilated at apex, segments armed with a 
spine at the apex ; posterior tibioe straight, with spines beneath. Sp. A. ter-^ 
rucifer, sp. n., Stal, p. 56, from the Amazons. 
Dalceraj g. n.. Sign. Ann. Soc. Ent. Fr. 4,e s^r. tom. iii. p. 556. Allied 
to Ceratopacliys ; antenniferous tubercles with a slight spine externally ; an- 
tennae not dilated, second joint shorter than third ; rostrum reaching middle 
of mesosternum ; femora spinous, posterior tibioe slightly dilated. Sp. D, 
lacerdce, sp. n.. Sign. p. 556, pi. 13. fig. 19, from Chili. 
Eldarca, g. n.. Sign. 1. c. p. 557. Allied to Bhopalus (?) ; head triangular, 
prominent in front ; ocelli very small (omitted in figure) ; antennoe with 
