(1) _Aptera_ 531 (2) _Neuroptera_ 531 (3) _Orthoptera_ 531 (4) _Thysanoptera_ 531 (5) _Hemiptera_ 531 (6) _Diptera_ 532 (7) _Lepidoptera_ 532 (8) _Hymenoptera_ 532 (9) _Coleoptera_ 532 Order. _Rhyncota_ 532 (_a_) _Rhyncota aptera parasitica_ 532 Family. _Pediculidæ_ (Lice) 532 Genus. _Pediculus_, Linnæus 532 _Pediculus capitis_, de Geer, 1778 532 _Pediculus vestimenti_, Nitzsch, 1818 533 Genus. _Phthirius_, Leach 534 _Phthirius inguinalis_, Redi, 1668 534 (_b_) _Rhyncota hemiptera_ 534 Family. _Acanthiadæ_ 534 Genus. _Cimex_ , Linnæus 534 _Cimex lectularius_ , Linnæus 534 _Cimex rotundatus_, Signoret, 1852 536 _Cimex columbarius_, Jenyns 536 _Cimex ciliatus_, Eversmann, 1841 537 Family. _Reduviidæ_ 537 Genus. _Conorhinus_, Lap. 537 _Conorhinus megistus_, Burm. 537 _Conorhinus sanguisuga_, Lec. (Blood-sucking Cone-nose) 537 _Conorhinus, sp. novum_ (Monster Bug) 538 _Conorhinus rubrofasciatus_, de Geer (Malay Bug) 538 _Conorhinus renggeri_, Herr-Schäff (Great Black Bug of Pampas) 539 _Conorhinus variegatus_ (Variegated Cone-nose) 539 _Conorhinus nigrovarius_ 539 _Conorhinus protractus_ 539 Genus. _Reduvius_, etc. 539 _Reduvius personatus_, Linné 539 _Coriscus subcoleoptratus_, Kirby, 1837 540 _Rasahus biguttatus_, Say, 1831 540 _Melanolestes morio_, Erichson, 1848 (non-Walker) 540