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RTLA 185. Saltmarsh caterpillar, Estigmene acrea 
Material: One 35 mm slide 
Diagnosis: Granulosis virus of fat body 
Submitter: G. E. Cantwell 
RTLA 186. Fir-shoot roller, Choristoneura murinana 
Material: One 35 mm slide 
Diagnosis: Granulosis virus of fat body cells of fourth instar larva 
Submitter: G„ E. Cantwell 
RTLA 187. Cockchafer, Melelontha sp. 
Material: One 35 mm slide 
Diagnosis: Nosema disease 
Submitter: G. E. Cantwell 
RTLA 188. Larch sawfly, Pristiphora erichsonii 
Material: Two 35 mm slides 
Diagnosis: Bacillus cereus penetrating the gut in the vicinity of 
point of attachment of hindgut to posterior portion of 
midgut 
Submitter: G„ E„ Cantwell 
RTLA 189o European cockchafer, Melelontha sp. 
Material: One 35 mm slide 
Diagnosis: Spores of Bacillus popilliae in the blood 
Submitter: G. E„ Cantwell 
RTLA 190o Silkworm, Bombyx mori 
Material: Two 35 mm slides 
Diagnosis: Effects of crystals of B_. thuringiensis on gut 15 minutes 
after feeding and change in the midgut 55 minutes after 
crystal ingestion 
Submitter: G. E. Cantwell 
RTLA 191o Crane fly, Tipula paludosa 
Material: One 35 mm slide 
Diagnosis: Fat body cells of larva infected with Rickettsiella tipulae 
Submitter: G. E„ Cantwell 
RTLA 192„ Mediterranean flour moth, Anagasta kuehniella 
Material: One 35 mm slide 
Diagnosis: Section of A„ kuehniella two days after infection by B. cereus 
Submitter: G. E. Cantwell 
RTLA 193o Rhinoceros beetle, Oryctes rhinoceros 
Material: One 35 mm slide 
Diagnosis: Beauveria tenella infection 
Submitter: G. E. Cantwell 
RTLA 194. Oryctes nasicornis 
Material: One 35 mm slide 
Diagnosis: Beauveria tenella infection 
Submitter: G. E. Cantwell 
