272 
COLEOPTERA. 
Trogides. 
Antiochrus^ g. n., D. Sharp, R. Z. (3) i. p. 266. Very near Liparockrus, 
but with the 4 posterior tibiae compressed and dilated, as in Acantlio- 
cerus. A. brunneus, sp. n., id. I. c. p. 267, W. New Holland. 
Trox grcecus (Perroud), Mulsant & Rey, Ann. Soc. Agric. Lyon (4) iii. 
(1870) p. 223, Greece (= transversus, Rche. ; Yon Harold, C. H. xi. 
p. 118) ; T. {Omorgus) larvatus, Gerstacker, in V. d. Decken's Reisen, 
iii. pt. 2, p. 309, Zanzibar : spp. n. 
Liparockrus ohlongus, sp. n., Von Harold, 1. c. p. 105, North Australia. 
MelolontJiides . 
Dichelonycha siibvittata, Lee, = virescens, K. ; Rhipidandrus flahelli- 
cornis, Sim. (Tenehrionidce), = ^felolontha^^ paradoxa, Beauv. ; Diplo- 
taxis mcesta, Blanch., = subcostata, Blanch. ; D. harperi, frondicola, and 
punctatirngosa, Blanch., ? = excavata, Lec. ; Lachnosterna rugosa, Lee, 
= Ancylonycha profunda^ Blanch. ; A. consimilis, Lec. (= brevicollis, 
Blanch.), and 2^uncticoUis, Blanch., =fusca, Frohl. ; A. fervida, Blanch., 
nec F., = obesa, Lec. ; A.fervens, Blanch., nec Gyll., = congrua, Lec. ; A. 
uniformis, Blanch., = ephelida, Say; A. j^riiinosa, Blanch., nec Melsh., = 
futilis, Lec; A. crenulata, Blanch., = hirticida, Knoch. ; A. obesa, Lec, 
= crassissima, Blanch. ; A. micans, Blanch., 7iec Knoch, ? = cerasina, 
Lec. ; A. pilosicolUs, Knoch, = tristis, F. : J. L. Leconte, P. Ac Philad. 
1873, p. 328, et seq. 
Diphydactylus, J. Thorns., = Hoplia ; Birichymys, J. Thorns. {B. 
rubens, ex. typ.) = Camenta, Er. ; E. Candeze, OR. Ent. Belg. xvi. 
p. cxliv. 
HopUa ccerulecf, and Rhizotrogus rufescens. The sexes of these species 
couple in the air, and then fall to the ground together, the former about 
noon, the latter after sunset. E. Perris, Ann. Soc Ent. Fr. (5) iii. 
pp. 90 & 91. Peragallo has found females of the Hoplia and of Amphi- 
mallus ater common at daybreak, on the ground, each beneath a small 
swarm of males : I. c. p. 250. 
Coniopholis elephas, Gerst., pi. vi. fig. 9, C. melolonthoides, G., fig. 8, 
Empy castes coronatus, G., pi. vii. figs. 1, la, figured ; V. d. Decken's Reisen, 
iii. pt. 2. 
Rhizotrogus numidicus, Buq. ; Algerian varieties described, one named 
pallidicinctus, Atlas, Kabylia. Raffray, R. Z. (3) i. pp. 371 & 372. 
Polyphylla^ Lac, nec Harris, is re-named 3Iacranoxia ; G. R. Crotch, 
Check-List N. A. Col. p. 61. 
Melolontha vulgaris. The experiences of 36 years briefly recorded by 
Hochhuth, Bull. Mosc. xlvi. 1, p. 142. There is no periodicity of appear- 
ance in S. Russia as in Germany and elsewhere. 
Pachypus caisus, Er., is distinct from Candida',, Petag., cornutus, 01., 
and impiressus, Er., though these three may all be one species, as Mulsant 
& Rey (who collocate all four) state. Desbrochers des Loges, Bull. 
Soc. Ent. Fr. (5) iii. p. xl. 
Maladera, g. n., Mulsant & Roy, Ann. Soc. Agric. Lyon (4) iii. (1870) 
p. 343. Differs from Serica in its lO-jointed antennas and invaiiably 
denticulated claws in l)oth sexes. Serica holosericm, Scop. 
