-13- 
RTLA 2267. Quahog, Mercenaria mercenarla 
Material: Eighty-four whole animals 
Habitat: 
Diagnosis: 
Robin’s Marsh; Turpin's Rock; Chincoteague Bay 
Chlamydia in digestive diverticula; rickettsia 
in gills 
Submitter: 
J. C. Harshbarger, S. C. Chang and S. V. Otto 
RTLA 2268. Burmese python. Python molorus 
Material: 
Piece of mesentery with multiple embedded lesions; 
3 microslides; 1 paraffin block; necropsy report 
Habitat: 
Diagnosis: 
Submitter: 
Probably pet; Hartford, Connecticut 
Hemolymph nodes versus lipid depleted fat nodes 
R. Chiodini 
RTLA 2269. Skate, Raja clavata 
Material: 
Stomach, intestine, spleen, pancreas; 1 black and 
Habitat: 
Diagnosis: 
Submitter: 
white photograph; 1 drawing 
Skagerrak Sea, Sweden 
Bland ischemic infarct 
R. Fange 
RTLA 2270, 2271. 
Material: 
Amazon molly, Poecllia formosa 
Two whole animals each (experimentally treated 
with anthracene) 
Habitat: 
Laboratory; Brookhaven National Laboratory, 
Upton, New York 
Diagnosis: 
RTLA 2270 - thyroid normal; spleen and liver 
missing; RTLA 2271 - hepatocarcinoma; goiter; 
spleen 99% replaced by ectopic (neoplastic ?) 
thyroid 
Submitter: 
A. D. Woodhead 
RTLA 2272. Bloodworm, Glycera dibranchiata 
Material: 
Swollen pharynx with red nodules (animal experi¬ 
mentally exposed to hexachlorobenzene) 
Habitat: 
Laboratory; Sloan-Kettering Institute for Cancer 
Research, Rye, New York 
Diagnosis: 
Nodular distensions of pharynx to accommodate a 
large ingested nematode 
Submitter: 
R. S. Anderson 
RTLA 2273. Bloodworm, Glycera dibranchiata 
Material: 
Middle fragment of a control worm with a dorsal 
lesion disrupting segmentation 
Habitat: 
Laboratory; Sloan-Kettering Institute for Cancer 
Diagnosis: 
Research, Rye, New York 
Dorsal ulceration with much of dorsal muscle replaced 
by aseptic scar tissue probably due to injury 
Submitter: 
R. S. Anderson 
