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R. R. MILLER 



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Fig. 3. New World distribution of the mudminnows (Umbra and 

 Novumbra) and the blackfish (Dallia). The only other mudminnow, Umbra 

 krameri, lives in eastern Europe. Dr. Norman J. Wilimovsky provided 

 the northeastern limit of the range of Dallia. 



umbra (Fig. 4), a monotypic relict from the Olympic Peninsula of 

 Washington (Schultz, 1936), and Umbra, with two species in eastern 

 United States and one in Europe. The suborder (Haplomi = 

 Esocoidei) to which these fishes belong contains also the pikes, 

 which are circumboreal but most speciose in North America, and the 



Fig. 4. The western mudminnow, Novumbra hiibbsi, a relict species of 

 the Chehalis and Deschutes rivers, Washington. (From original drawing 

 by Dorothea B. Schultz; see Schultz, 1936, Fig. 38.) 



