16 



U.S. NATIONAL MUSEUM BULLETIN 256 



Cactus Species 

 Echinocereus viridiflorus Engelmann 

 rigidissimus (Engelmann) Rose 



pectinatus (Scheidweiler) Engel- 

 mann 

 dasyacanthus Engelmann 



Echinopsis Zuccarini 

 shaferi Britton & Rose 



tubiflora (Pfeiffer) Zuccarini 

 intricatissima Spegazzini 



Eulychnia acida Philippi 



Epostoa lanata (H.B.K.) Britton & 



Rose 

 Ferocactus wislizenii (Engelmann) 



Britton & Rose 

 Hamatocactus setispinus (Engelmann) 



Britton & Rose 

 Harrisia* martinii (Labouret) Britton 



& Rose 

 bonplandii (Parmentier) Britton 



& Rose 



pomanensis (Weber) Britton & 



Rose 

 guelichii (Spegazzini) Britton & 

 Rose 

 Homalocephala texensis (Hopffer) 



Britton & Rose 

 Neomamillaria heyderi (Miihlen- 



pfordt) Britton & Rose 

 Nopalea Salm-Dyck 

 lutea Rose 

 guatemalensis Rose 

 cochenillifera (Linnaeus) Salm- 

 Dyck 



Insect or Mite 

 Yosemitia graciella (Hulst) 

 Cactobrosis strigalis (Barnes & 

 McDunnough) 



Cactobrosis strigalis (Barnes & 

 McDunnough) 



Cactobrosis strigalis (Barnes & 

 McDunnough) 



Mimorista pulchellalis (Dyar) 

 Cactoblastis bucyrus Dyar 

 Alcidion cereicola Fisher 

 Cactoblastis bucyrus Dyar 

 Dactylopius sp. near confusus Cock- 



erell 

 Sigelgaita cliilensis Heinrich 

 Huarucus cacti Marshall 



Cactobrosis fernaldialis (Hulst) 

 MoneUema gigas LeConte 

 Yosemitia longipennella (Hulst) 



Tucumania tapiacola Dyar 

 Chelinidea tabulata (Burmeister) 

 Listroderes costirostris obb'quus 



(Klug) 

 Tucumania tapiacola Dyar 

 PMimorista Warren, sp. 

 Mimorista pulchellalis (Dyar) 



Phycitid larvae 



Yosemitia longipennella (Hulst) 



Yosemitia longipennella (Hulst) 



Cactophagus striatoforatus Gyllenhal 

 Mimorista Warren, sp. 

 Mimorista Warren, sp. 

 Mimorista Warren, sp. 

 Archlagocheirus funestus (Thomson) 

 Dactylopius coccus Costa 

 Diplacaspis echinocacti Bouch6 



♦Some authorities place these Harrisia species in Eriocereus. 



