192 



[August, 



globular body and swayed it backwards and forwards in the air, still adhering 

 fi nly to ,ts leat by the rostrun, which it used as a kind of pivot. When 

 lee gestures of annoyance were exhibited, the hyn.enopteron quickly drew 

 back so as to be out of harm's way, and then, when they ceased,'it cautiously 

 two 1 1"1 ;^'""^^;P^^-^t--- 0'^ the cornicles of the aphis there were 

 wo sniall hght-coloured n^asses of what looked like some solid matter, but the 

 hyn.enopteron took not the slightest notice of these. I watched the pair for 

 about a quarter of an hour, but was then called away, so that I did not see the 

 <leno.e>ne.t; but all the time I watched, the abovJ series of actions welt on 

 uueafter time ad h6^ the tickling, the sudden motion of the body like the 

 ounshmg of a cudg-el and the withdrawal of the assailant. Now what was 

 e purpose of all t ns ? Was the hyn.enopteron trying to hvpnotise the aphis 

 so as to make it calm enough for the insertion of an e,g in its body, or was it 

 trynigto stimulate the flow of nectar from the cornicles, or was it merely 

 in-act,.ng a practical joke, like tickling the ears of an occupied person with a 

 stiaw ^ Perhaps someone who is more familiar than I am with the habits and 

 customs ot aphides and of the smaller hymenoptera will be able to throw some 



Iruicitr. 



" INSTITUTO BlOLOairo DE DEFESA AGBICOLA." Boletim N. 1 Ento- 

 mologia Agricoa Brasileira. For Carlos Mobeii... Pp. , and 1S2, with 

 60 uncoloured plates and numerous text-figures. Pio de Ja^ieiro, 192] . 



The fii^t Boletim of this new work forms a complete volume, with full 

 index. It contains dlustrated life-histories of various destructiv Brazi il 

 insects, wntten bj the Director of the Institution, Senhor Carlos Moreira a^d 

 an account of the methods used to deal with them. The species studied, apart 

 in Ooccids, as arranged by the author ur.der the particular trees o crops 

 and D ; T "' f"l'-;— -Orangk-xkees, etc. -^.-oe^.. ..c...^.. Oliv 

 and n,.losckema rotund.collis Ser.. (Longicorn-beetles), and PupiUo iLus, F.; 



Sepp (Tmina); Sugar-cane-Z.-^^.^,, /«,,«,,, Burm.. L. fossor Latr 

 Podal.us ^mnuks Bun. and Steno.rates laborator F. ' (Dynastidae), and 

 Tonu.p^sparr^a Dist. (Cercopidae) ; C.o^o-Myelois duJi,lcteUa R -onot 

 (Pyrahdae) ; !>.... .-Strate.us aloeus L. (Dynastidae), ^/.l j larbirostri^^ 



mynchophor.y,alman.n L., and Hon^alonotus calrescens Dahrn (Rhyncho 

 t^^^T "u'"''''''"^ -.//.,« Vigors and^. (^.) .......L^Gu r. 



(Hi.pidae) ; Maize.. Be.xs, etc.-i?,..c/... obtectns Say ; To^ACCo-Protoparce 

 ^^..Cram. (Sphingidae) ; R.c.--Lyscinetus yeminatus F. (Dynastidae and 

 Monmdea poecUa Dallas (Pentatomidae) ; Gorro:.- Platyedra\PeetinopJ>ora) 

 ffossyprella Saund. (Tineina); MYRTACEAE-.S..no,.« allla Z 11. (Tinein V 



^Z'l^Tfct "'Tf V ' ^^^^^— -- -HER .REES-eo.d' 



lamo Sahib (a Galeruc.d-beetle attacking Cecropia cinerea) and Dryoctenes 

 ^n.p.,osns Germ. (aLongicorn boring the trunks of Packira a,uatica)'vnZ 

 other headings the ravages etc. of the insects are described : Orthoptkra- 



^^Tfi~Camponotus rvfipes Forel and Atta sexdens L. 



