. ie 
1914] The Bee Genus Celioxys. 149 
12. Last dorsal segment near apex with two small flattened projections 
Sapna yy eves Whreshert vn. va ce sire SA Gia w ees Oe piercei n. sp. 
Washidorsalesesmenti without projections on) disk.) oo... cae ee ieee ees 13 
1S» [beesy Watley occ cgmend ok Qe blo ton) on Og eee elo e ERO ie ices Oe ee 13a 
ULES CSD). 5 Sg a ects on ayta ce chee Ce ee ORTHO OREN GCR eke Cae 14 
13a. Front at top of inner orbits with a swollen granular area, narrowed 
centrad and extending to lateral ocelli.................. deplanta Cress. 
Front without such a spot, being coarsely punctured, not different from 
SUNG iti Chin SURANGA Aba ee ate < icc ieie ag alae aetes ee ieee he eS sculptifrons n. sp. 
14. Scutellum strongly triangularly produced, medially almost impunctured. 
dolichos Fox 
Scutellum medially closely punctured and not strongly produced........ 15 
15. Last ventral. segment with the sides entire................ alternata Cress. 
Last ventral segment with the sides emarginate.....................0.. 16 
16. Thorax above with lines of appréssed pubescence......................0. 17 
sonata Ome Wabi Onl ye CLEC Em Ma IiG type ccisl leit ays sel or tere-istee Dela esse dase 18 
17. ‘“‘Scutellum medially produced into a tubercle”’................. aperta Cress. 
Scutellum medially not produced into a tubercle............. grindeliae Ckll. 
IS Gi > TPAUABYESTCVESETOE EN LAME Oi Cyne er eeone Oc eee nee eke eee teers ribis Ckll. 
‘“‘Pubescence ochreous; basal part of third abdominal segment more 
sparsely punctured than in above’’............ ribis var. kincaidii Ckll. 
19. Clypeus near apex bilobed (viewed from above i. e. not emarginate at 
APR PL sec ee ar ae PLS AL PR Rey ght ay ene, et BTC NE RPA hile gad 20 
Lop SUIS ELE STRICT (Gy SRR I Rca RE er Se ge a 21 
20. Transverse furrows on segments 2 and 3 deep; punctures on middle of 
21. 
22. 
23. 
24. 
25. 
26. 
27. 
28. 
29. 
segment 2 basad of furrow close, separated by about a puncture width; 
arcuate edge of pronotum much more strongly produced, translucent; 
WEES SUNOS E of at0 bis anereae ae est na Perc Cates aT eee ea ee Recs novomexicana Ckll. 
Transverse furrows on segments 2 and 3 shallow; punctures on middle of 
segment 2 basad of furrow separated by much more than a puncture 
width; arcuate edge of pronotum not strongly produced, black; legs 
AULA Nie iaavoneey Abbe All homtol eh lke Goes eieae Mee Oe lei ai aaa Re ae ee sayi Robt. 
Clypeus medially triangularly produced and somewhat reflexed, banksi n. sp. 
Clypeus apically truncate, gently round, emarginate or tuberculate...... 22 
Basal abdominal segment at least entirely red... 0.2.0 0.0 u. ee eee tee eats 23 
Basal abdominal segment black (at most with sides red)................ 25 
Scutellum sparsely punctured, somewhat produced medially and slightly 
ELD BCLS TE DR ne eich Acree 2 An a menthae Ckll. 
BICC Mi eeran Olese yrs pL AC HEME | otis ssa hs  Gosiacs. cla Pass acy weclmtahe pve saves ine no 24 
Abdominal segments 1-3 red; wings, except extreme bases dusky, slossoni Vier. 
Segment 1, only, red; wings with only apical part dusky, 
slossoni var. arenicola n. var. 
ILDNRENTTEOULG 5g ole c'o took en © UTA UOT ONC RTE eV NS RE COSI ae a een gt 26 
lEcoomaimledictueimorareGa kine. ceramic lets ices ct Sere bed tig tinele bo aces 31 
Scutellum with a strong median projection................... germana Cress. 
BemeIMimImedialive dh Most iihercilate nc. ici keek eesti dees what ele es eds 27 
Third joint of antenne hardly longer than second, about half as long 
DG MPO otek os Deeind Chih eae eC ere asteris n. sp. 
Third joint of antennz distinctly longer than second, almost as long as 
Se EN ae PT RA hg ryt TiS eS ears Cecio SA Ra. da Seok Pages Soden ee 28 
Last dorsal segment narrowed at almost a right angle; first abdominal 
Seriment closely punctured) laterallys...3..0. 20.2406: coquilletti n. sp. 
Last dorsal segment not narrowed at almost a right angle, at most at 
ARVER VEO DLUSSr ate CMmmry Pacer cr srs me Aer SA ee REAR NO instal s shen Sica tla Mts 29 
Last ventral segment very narrow, strongly bent downward; apex of 
last dorsal segment cephalad of notch of last ventral by one and one- 
half times the distance from notch to apex of segment........ insita Cress. 
Last ventral segment broad, the sides diverging basad, not strongly 
DemiAG@ewitiwicuicl meee Merete sitet er tienen won, Se Se cee tos Suvi sPtm ah Nai chee 30 
