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Revision of the subfamily Sphaeridiinae of America north of Mexico (Coleoptera: Hydrophilidae)
By Smetana A.
Mem. Ent. Soc. Canada 105: 1–292, 1978
Cite: 603249 with citation markup [cite:603249]

2 supplements have been published in 1979 (Can. Entomol. 111: 959-966) and 1984 (Can. Entomol. 116: 555-566)

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