HEMIPTERA HETEROPTERA. 181 
3. Appasus FIEBERI. 
Limnogeton Fieberi, Mayr, Verh. Z. B. G. V. Wien. ii. 16 — Borberotrephes 
Hedenborgi, Stal, Ofv. K. V. Ak. Forh, xi. 24; xiii. 66, pl. 1, f.5; 
Hem. Afr. iii. 180. 
4. APPASUS SCUTELLATUS. 
Limnogeton scutellatum, Mayr, Verh. Z. B. G. Wien, xiii. 361; xxi. 431. 
Chartum. 
Genus 4. SPH ZRODEMA. 
Spherodema, Le Lap. Hem. 18. Serv. Hist. Hem. 436—Diplonychus, 
Burm. Handb, Ent. ii. 194. 
1, SPHHRODEMA ANNULATA. 
Nepa annulata, Fabr. Syst. Rhyn. 196. Oliv. Enc, viii. 189—Spherodema 
rotundata, De Lap. Hem. 18, pl. 52, f. 1—Belostoma marginata, Gray, 
Griff. An. K. Ins. 248, pl. 93, f.4—Diplonychus annulatus, Burm. 
Handb. Ent. ii. 194. Blanch. Hist. Nat. Ins. iii. 91. H.-Sch, Wanz. 
Ins. viii. 25, pl. 257, f. 798—Spherodema annulatum, Serv. Hist. 
Hem. 436. 
a. Hindostan. Presented by J. C. Bowring, Esq. 
b, c. Hindostan. 
d. Bengal. 
e. North Bengal. From Lieut. Campbell’s collection. 
f. Silhet. From Mr. Argent’s collection. 
g, h. Silhet. Presented by J. C. Bowring, Esq. 
Genus 5. DIPLONYCHUS. 
qipobyenoe, De Lap. Hem. 18. Burm. Handb. Ent. ii. 194. Serv. Hist. 
em. 436—Nervinops, L.-Duf. A. S. E. F. 4me Sér, ii. 398. 
1, DIPLONYCHUS URINATOR. 
Appasus urinator, L.-Duf. A. S. E. F. 4me Sér. ii. 393—Appasus 
unicolor, L.-Duf. A. S. EB. F. 4me Sér. ii. 394—Diplonychus 
urinator, Mayr, Verh. Z. B. V. Wien, xxi. 436. 
Egypt. 
2. DipLonycHvs MOLESTUS. 
Appasus molestus, L.-Duf. A. S. E. F. 4me Sér. ii. 395 —Nervinops 
rusticus, L.-Duf. A. S. E. F. 4me Sér. ii. 399. partly—Diplonychus 
molestus, Mayr, Verh. Z. B. V. Wien, xxi. 436. 
Hindostan. Malacca. 
3. DIPLONYCHUS EQUES. 
Appasus eques, L.-Duf. A. S. BE. F. 4me Sér. ii, 394—Diplonychus 
eques, Mayr, Verh. Z. B. V. Wien. xxi. 437, 
Australia. 
