277 Insecta. 
Systematic. — Hymenoptera — Apidae. 
fiir minor P^rez 1902- 3, SonuLZ (242) 
Spolia liyraenopt. 
Dialictus costar', censis sp. n. Costa 
Rica, Crawford (163) Philadelphia 
Trans. Amer. Ent. Soc. 32. 
'I Dianthidium tertiarimn sp. n. 
Florissant, Cockerell (39) Cambridge 
Bull. Mus. Harvard Coll. 50. 
Epeoloides septemnotata ? > Friese 
( 172) Zs. Hymenopter. 6. 
Eacera ( Macrocera ) plumigera Asia 
Minor, Koiil (235) Wien Ann. Nat. 
Hist. Ilofmus. 20, sp. n. — E. ( Macro - 
cera ) odontophora S. Arabia, Kohl (8) 
Hymen. Sudarab., sp. n. — E. ( Tctra - 
Ionia) lierbsti, E. nigriceps, Chile, 
spp. n., Friese (171) Zs. Hymenopter. 6. 
Eulaema nee Eidema, Cockerell 
( 166)Canad. Entomol. 38. 
Euryglossa ichneumonoides , W. Aus- 
tralia, Cockerell (17) Entomologist 
London 29, sp. n. 
Exaerete smaragdina , habits, Ducke 
( 18) Zs. wiss. Insektenbiol. 2. 
Exomalopsis snoici Texas, Cockerell 
( 73) Ann. Mag. Nat. Hist. Ser. 7 18, 
sp. n. — E. caerulea Chile (169), longi- 
cornis Argentina, lierbsti Chile, (170), 
spp. n., Friese Zs. Hymenopter. 6. 
Gastropsis victoriac S. Australia, 
Cockerell (15) Entomologist London 
29, sp. n. 
Greeleyella beardsleyi $ , Cockerell 
( 164) Canad. Entomol. 38. 
Halictoides schmiedeknecliti Asia 
Minor, Kohl (240) Wien Ann. Hofrnus. 
20, sp. n. — II. harveyi New Mexico, 
Cockerell (223) Ann. Mag. Nat. Hist. 
Ser. 7 17, sp. n — 77. fdllugiae New 
Mexico, Cockerell (359) T.c., sp. n. 
Ilalictus ; its subgenera (394, 395) ; 
postscutellaris (395), II. ( Gorynura ) 
antliidioides, injlaticeps, (397), banarac, 
hemidisdiae, polybioides, (398), crotonis, 
difficillimus , (399), Brazil, Ducke Zs. 
Hymenopter. 6, spp. n. — II. ( Lacasius ) 
holtzi Creta, Schulz (49) Spolia Hym., 
sp. n. — II. anellus, inetopias, (238), 
pattdus, tcmdceps , Asia Minor, uncinus 
Bussara (?), (239), Vaciial Wien Ann. 
Ilofmus. 20, spp. n. — II. alroviridis 
sp. n. Cape Town, Cameron Trans. S. 
Afric. Phil. Soc. 16 (325). — II. uarbur- 
toni , mitchelU, burkei , Tasmania, (58), 
uillsi Australia, s turti, leicliardti, (59), 
forresli (60), Queensland, Cockerell 
Entomologist London 1906, spp. n. — II. 
arapahonum Colorado, Cockerell (316) 
Ann. Mag. Nat. Hist. Ser. 7 17, sp. n. — 
II. sicenki sp. n. Nebraska, Crawford 
Ent. News 17 (275-276).— II. ( Evy - 
Iccus) synthyridis (427), II. ( Chloralictus ) 
scropliularice (428), Colorado, Cocker- 
ell New York Bull. Amer. Mus. 22, 
spp. n. — II. fedorensis, robertsoni, (4), 
birkmanniy lineatulus , (5), pecosensis r 
(6), N. America, Crawford Canad. 
Entomol. 38, spp. n. — II. pruinosiformis 
Texas, Crawford (284) T.c., sp. n. — 
II. vacliali Oregon (300), cooleyi Mon- 
tana (301), cordleyi Oregon (302), 
atrivcntris Brit. Columbia (303), Craw- 
ford T.c., spp. n. — H.indistinctns sp. n. 
Costa Rica, Crawford (163) Phila- 
delphia Trans. Amer. Ent. Soc. 32. — 
II. konoici sp. n. Peru (80), Ducke Zs. 
Hymenopter. 7. 
f/7. florissantellus, scudderielliiSy 
Florissant, CockErell (43) Cambridge- 
Mass. Bull. Mus. Comp. Zool. Harvard^ 
Coll. 50, spp. n. 
f Ileriades laminarum, halictinus, (40) r . 
boicditchi (41), Florissant, Cockerell 
C ambridge Mass. Bull. Mus. Comp. 
Zool. Harvard Coll. 50, spp. n. 
Ilomacldlies gerstdckeri nom. n. fiir 
dichrons F. Sm. 1854, Schulz (207). > 
Spolia hymenopt. 
Ilylaeosoma ashmeadi sp. n. Costa 
Rica, Crawford (161) Philadelphia 
Trans. Amer. Ent. Soc. 32. 
Koptorthosoma ; the acarid chamber,. 
Green and Oudemans ’s Gravenhage 
Tijdschr. Ent. 49 Versl. (1). 
^Libelhdapis gen. n. Andrenidae , 
aniiqnorum sp. n. Colorado, Cockerell 
( 42) Cambridge Bull. Mus. Comp. 
Zool. Harvard Coll. 50. 
Liopoeum subgen. n. ( Camptopocum ) 
for hirsutidum etc., Friese (176) Zs!. 
Hymenopter. 6. 
■J Lithandrena gen. n. Andrenidae h 
saxorum sp. n. Colorado, Cockerell 
( 44) Cambridge Bull. Mus. Harvard 50. 
Lithurgus laticeps sp. n. Argentina, 
P'riese (i.76) Zs. Hymenopter. 6. 
Macroglossapis cockerelli , nigravillosa, 
Costa Rica, Crawford (160) Phila- 
delphia Pa. Trans. Amer. Ent. Soc. 
32, spp. n. 
