OF WASHINGTON, VOLUME XIII, 1911. 95 



ferent type from that used for genera, the subgeueric name 

 being sometimes preceded by the word subgenus, again indi- 

 cated merely by the difference in type. 



Page 604. Stephanidae should file in after Braconidac; for 

 S. cinctipes Cress, read S. {Schlettererius} cinct/pcs Cress.; 

 (Megischus) should read (^Megischus). 



Page 605. A. Aincricitnus Ashui. should read (.1.) Praon 

 ameriqanus (Ashm.), this species having been justly trans- 

 ferred to Praon by Gahan, 1910; (.]. brunneiventris Ashm ) 

 -Praon americanus (Ashm.); (A. citraphis Ashm.) = 

 Aphtdius (Lysiphlcbus} testaceipes Cress.; (A. iv:/ Ashm.) 

 A. {Lysiphlebus) niyzi Ashm.; (A. salicaphis Fitch )=/!. 

 {Di&retus) salicaphis. Fitch (==Adialytus)\ (A. populaphis 

 Fitch) =A. (Adialytus} populaphts Fitch; (A. rapce Curt.) 

 =A. (Diceretns) .rupee Curt. (Lipolexis'). 



Page 606. Insert the sign of equality before Aphidins. 



Page 607. Cardiochiles popnlator, Blacns lithocolletidis, 

 and B. lactucaphis were not included in the manuscript fur- 

 nished by the writer; the same is true of Pen'litus hopkinsi 

 Ashm. on page 609; Chelonns fisstts on page 612; Bracon 

 dorsatorSay, which is now a Habrobracon, and Bracon catocluc 

 on page 615; Aphcerete pcom\'ii.r Brues, described from 

 Minnesota, page 616; Brancnus (sic) Banchus cresson/i and 

 Exetastes prophiqitns, page 618; Ophion geminatus Say, 

 which is the same as Paniscus geminatus, and Tn'c/itstits (sic) 

 Triclistns pygmceiis Cress., page 621; Mesostcnns spinarius, 

 page 630; Amblyteles niiiotabilis Cress., page 633; Jc/incu- 

 mon pnrpunpcnnis, page 634; Ainblyfcles after snblatiis, after 

 succmclus, after mtbiragns; Probolus after rufizonatus t page 

 635; Ichneumon cinctitarsis, page 636; Loxotropa pcgom\ur 

 Brues, described from Minnesota, page 651. Dasymutilla 

 ferruginea Fab.; there is no such species, the records belong 

 toferrugata under Spharophthalma on the preceding page 

 (page 664); Anoplius ma urns Cress ? (fitnerensSt. Farg. J), 

 A. pompilus, page 674, ffalictus (Chloralictus) iivnip/ial/t, 

 page 687; Hal ictus (Agapostemori) leronxi L,ep (jparallelus 

 Say), which is a Halirtns in the strict sense; Halictns 

 {Aguposlemori) emarginata Say; there is no such species, 

 Halictns {Agaposlemori) pilosns Cress., belongs to C/ilora- 

 lictus and was not described by Cresson, but by Frederick 

 Smith, all these on page 668; Melissodes trinodi* Rob., page 

 693; Prosopis say/ Rob., page 6'*4; /^/l/ivnts e/atns, which is 

 the male of Bombus pennsylvanicus, page 698. Of these 

 species, as is evident from the foregoing, several are either 

 wrongly cited and others should not have been included. 



