704 
ZOOLOGICAL LITERATURE. 
Mierovelia pyg7ncea (L. Duf.); Heh’us pusillus (Westw.), pi. 19. figs. 1-4; and 
Lminohates stagnorum (Linn.), fig. 7. 
Limnometraf g. n., Mayr, Verli. zool.-bot. Ges. in Wien, xv. p. 443. Allied 
to Jlych'ometra j antennae very slender, as long as the body ; posterior femora 
very long, intermediate bidenticulate at apex; first joint of anterior tarsi at 
least as long as second. Sp. L. femorata^ nigripemiis, Mayr, ibid., and mo'mis, 
Mayi*, p. 444, from the Philippines ; L. pulchra, Mayi', p. 443, and ciliata^ 
Mayr, 1. c. p. 444, from Java ; and L. mimita, Mayr, ibid., from Sambelong. 
Bi'achyimtra^ g. n., Mayr, 1. c. p. 445. Allied to JIalobates ; posterior pro- 
cess of prothbrax rounded ; prothorax neither keeled nor constricted, with no 
tubercles in front. Type II. albinervus (A. & S.). 
Metrocoris, g. u., Mayr, 1. c. p. 445. Allied to preceding genus ; head very 
obtuse in front ; process of pronotum acute ; basal joint of antennae very 
long, apical one very short ; basal joint of anterior tarsi very short. Sp. 
M. brevis, sp. n. Mayr, ibid., from Ceylon. 
Rhagovelia, g. n., Mayr, 1. c. p. 445. Allied to Velia ; head truncate in 
front ; eyes approximate ; intermediate tarsi long, with a very minute basal 
joint, second and third joints long, cylindrical, third with a longitudinal 
fissure beneath, from which two very long claws arise. Sp. Velia armata, 
collai’is, and nigricans, Bunn. 
Hydrometra pectoralis and 7xitida, sp. n., Mayr, 1. c. p. 443, from Ceylon. 
Cylindrostethus Jieberi, sp. n., Mayr, 1. c. p. 444, from Ceylon. 
Hebrus fuscus, sp. n., Costa, Ann. Mus. Zool. Nap. ii. p. 125, from Naples. 
Aphelochiridas. 
Aphelocheirus cestivalis (Westw.) is figured by Douglas & Scott, Brit. Hem. i. 
pi. 19. fig. 5. 
NEPIDiE. 
Naucoris cimicoidcs is figured by Douglas & Scott, Brit. Hem. i. pi. 19. fig. 6. 
Nepa cvnei'ea and Ranatra Imearis (Lin.) are figured by Douglas & Scott, 
Brit. Hem. i. pi. 20. figs. 1 & 2. 
Ranatra chincnsis, sp. n., Mayr, 1. c. p. 446, from China; and R. (Cei'co- 
tmetus) parmata, sp. n., Mayr, ibid., from Batavia. 
Notonectid^. 
The following species of this group are figured by Douglas & Scott, Brit. 
Hemiptera, i. : — Corixa geoffroyi (Leach), pi. 20. fig. 5, & pi. 21. fig. 7, and 
Sigara minutissima (Linn.), pi. 20. fig. G, and Cymatia bonsdurjjii (Sahib.), pi. 21 . 
fig. 6, Notonecta glaiica (Linn.), pi. 20. fig. 4, and Plea mmtdissima (Fab.), 
pi. 20. fig. 3, & pi. 21. fig. 8. 
Corixa wollastoni, sp. n., Douglas & Scott, Brit. Hem. i. p. 603 ; C. 
douglasi (Fieb. MS.), Dough & Scott, 1. e. p. 612. 
Corisa coxalis, sp. n., Fieb. Wien. ent. Mon. Bd. viii. p. 207, from North 
Germany; C.fussi, Fieb. p. 208, from Siebenbiirgen ; and C. rogenhofex'i, 
Fieb. ibid., froih Austria. 
Homo PTE ra. 
Marshall lias continued liis revision of the British species of 
Homoptera (Ent. M. Mag. vols. i. & ii.), tlie particulars of 
