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RTLA 2161. Pill bug 
Material: 
Habitat: 
Diagnosis: 
Nine whole animals — some bright blue when alive 
San Diego Zoo, San Diego, California 
Mermithid nematode infestation with associated host 
cellular response 
Submitter: 
G. E. Cosgrove 
RTLA 2162. Catfish 
Material: Both eyes (blind); floor of mouth (enlarged) 
Habitat: Fish farm, Hawaii 
Diagnosis: Keratoconjunctivitis; hemorrhage and edema of jaw 
Submitter: G. E. Cosgrove 
RTLA 2163. Zebrafish, Zebrasoma flavescens 
Material: 
Slice through the head including the eyes; posterior 
portion of the fish 
Diagnosis: 
Surface infestation of small turbellarlans, possibly 
Submitter: 
Ichthyphaga subcutanea 
G. E. Cosgrove 
RTLA 2164. Catfish, Ictalurus sp. (?) 
Material: 
Head with multiple, very firm, nodular growths on the 
lips; viscera 
Habitat: 
Diagnosis: 
San Diego River, San Diego, California 
Traumatic osteomyelitis associated with areas of 
epidermal and melanophore hyperplasia 
Submitter: 
G. E. Cosgrove 
RTLA 2165. Spiny dogfish, Squalus acanthias 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Reprint: 
One paraffin block of thyroid tissue 
Frenchman’s Bay, Maine 
Colloid adenoma 
A. D. Woodhead 
Woodhead, A. D. and P. M. J. Woodhead. 1979. (1980). 
A thyroid neoplasm in the spiny dogfish, Squalus 
acanthias. Bull. Mt. Desert Is. Biol. Lab., 19: 
19-21. 
RTLA 2166. Channel catfish, Ictalurus punctatus 
Material: 
Habitat: 
Diagnosis: 
Submitter: 
Two pieces of tissue from a growth in the abdominal cavity 
Crisp County, Georgia 
Plasmacytoma 
J. Grizzle 
RTLA 2167. Dolphin (fish), Coryphaena hippurus 
Material: 
Habitat: 
Diagnosis: 
Four vertebrae and associated tissue 
Off Miami Beach, Florida, in the Gulf Stream 
Fracture of centrum of 2 vertebrae with exuberant 
callus formation 
Submitter: 
W. Kandrashoff 
