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 INSECTS CYCLORRHAPHA {continued) Chilosia maculata, Fin. ; very common wherever Allium ursinum grows. C. sparsa, Lw. C. an- tiqua, Mg. ; Dorstone and Cusof Dingle. C. longula, Ztt. C. scutellata. Fin. C. soror, Ztt. ; Woolhope, Ledbury, and Ross ; not com- mon. C. pulchripes, Lw. C. variabilis, Pz. C. honesta, Rnd. ; Woolhope, Doviard, and Cusop Dingle ; always singly and in May. C. vulpina, Mg. ; very common in Herefordshire. C. in- tonsa, Lw. ; the Doward, two males, lo July, 1899, and 7 Sept. 1901 ; one kmzlc, Woolhope, 21 May, 1903. C. illustrata, Harr. C. chryso- coma, Mg. ; Haugh Wood, one female of this great rarity; taken 9 May, 1898, whilst sunning itself on a hot wood path in the afternoon sun. C. albipila, Mg. C. nebulosa, Ven. ; Stoke Wood, a male, 28 April, 1902. C. impressa, Lw. C. albitarsis, Mg. C. fraterna, Mg. C. praecox, Ztt. ; Woolhope, two females, 21 May, 1902, 4 May, 1903. C. mutabilis. Fin. ; Cusop Dingle, two males, 1 2 June, 1 900, II July, 1903. C. vernalis. Fin. C. proxima, Ztt. C. cynocephala, Lw. Platychirus manicatus, Mg. P. discimanus, Lw. P. peltatus, mg. P. scutatus, Mg. P. albimanus, F. P. scambus, Stoeg. Wall Hills near Ledbury, a female, 8 June, 1899. P. perpallidus, Verr. ; on large reedy pools. P. clypeatus, Mg. P. angustatus, Ztt. ; Pembridge, one male, 6 July, 1901, Woolhope, one female, 31 July, 1902. P. sticticus, Mg. Stoke Wood, a single male, 4 May, 1902 Pyrophaena granditarsa, Forst. ; P. rosarum, F. ; both species common in marshy places Melanostoma ambiguum. Fin. ; common in April and May. M. mellinum, L. M. scalare, F. Melangyna quadrimaculata, Verr. ; abundant at sallow blossom Xanthandrus comtus, Harr. ; occasionally in the autumn, Woolhope and Doward Leucozona lucorum, L. Ischyrosyrphus glaucius, L. L laternarius, Mtill. ; not uncommon sometimes in July and August. Didea fasciata, Mcq. ; the Doward, common ; Wool- hope, occasionally. D. alneti. Fin. ; Woolhope, once, 30 June, 1906. Catabomba pyrastri, L. C. selenitica, Mg. ; Wool- hope (Y.) Syrphus albostriatus, Fin. S. tricinctus, Fin. S. venustus, Mg. S. lunulatus, Mg. S. annu- lipes, Ztt. ; Woolhope, two males and two fe- males ; the former in the autumn, and the latter in the spring (11 May, 1901, 14 May, 1901). S. torvus, O.-S. Cusop Dingle, a male, 7 Sept. 1898. S. annulatus, Ztt. S. vittiger, Ztt. ; Westhide, a female, 20 May, 1901. S. grossulariae, Mg. ; widely distributed, but scarce. S. nitidicollis, Mg. S. coroUae, F. S. luniger, Mg. S. bifasciatus, F. S. balteatus, Deg. S. cinctellus, Ztt. S. cinctus. Fin. ; commoner than the preceding species. S. auricoUis, Mg. ; the var. maculicornis as common as the type. S. euchromus, Kow. ; Eaugh Wood, a male, 25 May, 1898. S. triangulifer, Ztt. ; two females, Cusop Dingle,z<, July, 1900, Stoke Wood,io Sept. 1906 ; only some three or four others have been taken in Britain. S. punctulatus, Verr. CYCLORRHAPHA {continued) S. guttatus. Fin. ; Woolhope, a pair ; the male, 22 June, 1903, and the female, 16 July, 1904. S. umbellatarum, F. S. compositarum, Verr. ; Cusop Dingle, common ; Tarrington, scarce. S. labiatarum, Verr. S. lasiophthalmus, Ztt. S. arcticus, Ztt. ; Dorstone and Westhide, occasion- ally. 8. barbifrons. Fin. ; Woolhope, and West- hide, more often than the preceding. Sphaerophoria scripta, L. S. menthrasti, L. S. flavi- cauda, Ztt. Xanthogramma ornatum, Mg. X. citrofasciatiim, Deg. ; both are scarce, especially the last Baccha obscuripennis, Mg. B. elongata, F. Sphegina clunipes. Fin. ; always singly, and by the side of streams in hilly districts Ascia podagrica, F. A. dispar, Mg. A. floralis, Mg.; one female, Leech Pool, 27 August, 1902. Brachyopa bicolor. Fin. ; Woolhope, not uncommon Rhingia campestris, Mg. ; the males are fond of hovering in the air. Volucella bombylans, L. V. inflata, F. ; Woolhope, common. V. pellucens, L. Eristalis sepulchralis, L. ; not uncommon. E. tenax, L. E. intracarius, L. E. arbustorum, L. E. nemorum, L. E. pertinax. Scop. E. rupium, F. ; Cusop Dingle. E. horticolor, Deg. Myiatropa florea, L. Helophilus trivittatus, F. ; once, Shobdon Marsh, 1 3 July, 1904. H. hybridus, Lw. H. pendulus, L. H. versicolor, L. H. transfugus, L. ; common at Devereux Pool, Woolhope. H. linea- tus, F. Mallota cimbiciformis, Fin.; taken once by Mr. Col bran Wainwright at Westhide in July, 1899 Criorrhina ranunculi, Pz. ; more often seen than taken. C. berberina, F. C. oxyacanthae, Mg. C. floccosa, Mg. ; rather scarce. C. asilica, Fin. ; not uncommon in Woolhope district Brachypalpus bimaculatus, Mcq. ; twice by Col. Yer- bury at Ledbury, and once by Mr. Wainwright in the neighbourhood of the Malverns Xylota segnis, L. X. lenta, Mg. X. sylvarum, L. X. florum, F. ; Tarrington (Y.). X. abiens, W. ; frequents the stools of recently felled oaks in company with the much commoner X. segnis Syritta pipiens, L. Eumerus ornatus, Mg. ; common in woods Chrysochlamys cuprea. Scop. Arctophila mussitans, F. ; widely distributed, but most frequent in the north and west Sericomyia borealls, Fin. S. lappona, L. ; both are common on the north and west, but scarce In the lowlands Chrysotoxum cautum, Harr. C. octomaculatum, Cust. ; Woolhope (Y.), scarce. C. elegans, Lw. C. festivum, L. C. bicinctum, L. Conops quadrifasciata, Deg. C. ceriiformis, Mg. C. flavipes, L. All three species are common Physocephala rufipes, F. Zodion cinereum, F. ; Cusop Dingle, once (Y.) Oncomyia atra, F. ; widely distributed Sicus ferrugineus, L. Myopa buccata, L. M. testacea, L ; Woolhope, scarce. M. polystigma, Rnd. Gastrophilus equi, F. Hypoderma lineatum, Vill. ; Cusop Dingle, Woolhope lOI