1J3 Insecta. 
Systematic. — Coleoptera — Hydrophilidae. 
Edaphopaussus subg. n. vide Pans - 
s us. 
Eohomopterus gen. n. p. 110 for 
Homopterus aequatoriensis W., Was- 
mann Tydschr. Ent. 62. 
Homopterus bolivianus p. 150, stein - 
bachi p. 152, spp. n. Bolivia, Kolbe 
Ent. Mitt. 9. 
Paussus ( Edaphopaussus subg. n.) 
americanus sp. n. Bolivia p. 155, 
Kolbe Ent. Mitt. 9. 
Haliplidae. 
Brychius elevatus, larva p. 163, fig., 
Rousseau Bull. Soc. ent. Belgique 1. 
Dystiscidae. 
The dimorphic sculpture of females, 
Kolbe pp. 49-63 Zeitschr. wiss. 
Insbiol. 16. 
Dytiscidao and Gyrinidao Jfrom Tan- 
ganyika region, Peschet Rev. Zool. 
afric. 7 pp. 249-259. 
Agabus zimmermanni sp. n. Asia 
Minor p. 15, Scholz Ent. Blatt. 16. 
Bidessus longovalis p. 310, sub- 
sericeus p. 311, spp. n. Florida, Blatch- 
ley Bull. Amer. Mus. 41. — B. angularis 
ab. n. quadrilineolus p. 225, Zimmer- 
mann Ent. Blatt. 16. 
Ganthydrus addendus sp. n. Florida 
p. 261, Blatchley Canad. Ent. 52. 
Copelatus parallelus sp. n. Japan p. 
226, Zimmermann Ent. Blatt. 16. — 
C. commatifer sp. n. New Caledonia p. 
271, Heller Nova Caledonia Zool. 2 
1916. 
Cybister tripunctatus , female ab., 
Peschet p. 254 Rev. zool. afric. 7. 
Desmopachria mutchleri sp. n. Florida 
p. 309, Blatchley Bull. Amer. Mus. 
41. 
Dytiscus marginalis , larva, pharyn- 
geal musculature, Speyer pp. 243-250 
figs. Zool. Anz. 51 ; attacked by 
trematode parasites, Hollands Arch. 
Zool. exp. 59 pp. 543-563 figs. ; effects 
of parasitism on, Hollands Arch. 
Zool. exp. 59 pp. 543-563. 
Gaurodytes, sound organs, Falken- 
strom Ent. Tidskr. 41 p. 1 36. 
Hydaticus flavomarginatus sp. n. 
S.W. Africa p. 228, Zimmermann Ent. 
Blatt. 16. 
(n-13246 j) q 
Hygrotus versicolor ab. n. confluens, 
Everts p. 269 Ent. Ber. 5. 
Lancetes nigriceps var. n. debilis p. 
228, Zimmermann Ent. Blatt. 16. 
Platambus maculatus, larva, Ussino 
Nath. Medd. 71 pp. 35-37. 
. Gyrinidae. 
The Gyrinidae of Belgium, Van 
Dorssellaer pp. 116-119 Bull. Soc. 
ent. Belgique 2. 
Dineutes dunkeri sp. n. New Guinea 
p. 230, Zimmermann Ent. Blatt. 16. 
Macrogyrus and Dineutes distin- 
guished, Zimmermann p. 231 fig. Ent. 
Blatt. 16. 
Orectogyrus argenteovittatus p. 232, 
schultzei p. 233, spp. n. Cameroons, 
Zimmermann Ent. Blatt. 16. 
Hydrophilidae. 
Early stages of N. American aquatic 
Hydrophilidae, classification, etc., Rich- 
mond Bull. Amer. Mus. 42 pp. 1-94 
16 pis. 
The Hydrophilidae gallo-rhenane 
completed by Des Gozis pp. 177-208 
as adjunct to Miscell. ent. 25. 
Anacaena infuscata, larva p. 71 pi. 
xv, Richmond Bull. Amer. Mus. 42. 
Berosus peregrinus , larva p. 48 pi. x, 
Richmond Bull. Amer. Mus. 42. 
Cercyon incrematus p. 186, basillaris 
p. 187, spp. n. New York, Notman J. N. 
York ent. Soc. 28. 
Chaetarthria indica sp. n. India p. 
19, d’Orchymont Ann. Soc. ent. 
Belgique 60. 
Cymbiodyta fimbridlis, larva p. 57 pi. 
xii, Richmond Bull. Amer. Mus. 42. 
Helochares maculicollis, larva p. 62 
pi. xiii, Richmond T.c. 
Helophorus ; synonymy of palae- 
arctic p. 53, H. ( Atracthelophorus ) bern- 
haueri sp. n. Djarkent p. 83, Breit 
Col. Rundsch. 5 1916. — H., early 
stages, Richmond pp. 17-20 pi. ii 
Bull. Amer. Mus. 42. 
Hydraena orientalis Persia p. 54, 
H. ( Haenydra ) leonhardi Bulgaria p. 
56, spp. n., IL longior var. n. bulgarioa 
p. 55, Breit Col. Rundsch. 5 1916. — 
H. jailensis Crimea p. 71, acthaliensis 
c 8 
