Penenirmus viZlosus Emerson and Johnson, 1961. J. Kansas Ent . 



Soc, 34: 41, figs. 13, 15 and 32. 

 Type host: Dendrocopus major (Linnaeus) 

 New England hosts: 



Dryoaopus pileatus (Linnaeus) — Pileated Woodpecker. 



Sphyrapicus vavius (Linnaeus) — Yellow-bellied Sapsucker. 



Dendrocopos villosus (Linnaeus) — Hairy Woodpecker. 



Dendroaopos pubesaens (Linnaeus) — Downy Woodpecker. 



Penenirmus auritus is found on all North American Piciformes ex- 

 cluding Colaptes spp . The marginal temporal setae 2 and 4 elongate. 

 Pterothorax and tergites III-V with an average of 4 centre-posterior 

 setae (Dalgleish, 1965). 



Peters (1928) reports this species on the Yellow-bellied Sapsucker 

 from Ohio. Peters (1936) records P. auritus on the Downy Woodpecker 

 from Ohio and Virginia and on the Yellow-bellied Sapsucker from Florida, 

 Maryland, South Carolina, and Vermont. Emerson and Johnson (1961) 

 record it from the Downy Woodpecker in Virginia, Oklahoma, and Indiana; 

 from the Yellow-bellied Sapsucker in Arizona, Indiana, Virginia, 

 Alaska, and California; from the Pileated Woodpecker in Oregon, 

 Washington, and Arkansas; and from the Hairy Woodpecker in New York, 

 Mississippi, Oregon, Montana, and California. 



Specimens Host Locality Date Collector 



139 , 9cf Sphyrapicus varius Sandwich, NH V-6-1964 J.E.K. 



29 , Irf , 



9 iram. Dendrocopos pubesaens Augusta, Me. III-7-19 — A.E.B. 



Measurements: P. auritus from Sphyrapicus varius 



d 9 



Head Length .48 .52 



Head Width .45 .46 



Prothorax Width .27 .28 



Pterothorax Width .46 .48 



Abdomen Length .93 1.12 



Abdomen Width .55 .63 



Total Length 1.74 1.99 



Penenirmus gutosus (Nitzsch, 1866) 



Nirmus gulosus Nitzsch, 1866. Z. ges . NatWiss., 27: 117. 

 Nirmus trimarginis Carriker, 1902. J. N. Y. Ent. Soc, 10: 222, 



pi. 20, fig. 2, and pi. 21, fig. 5. 

 Type host: Certhia familiaris Linnaeus — Brown Creeper. 



Carriker (1902) reported this species from Nebraska and this is 

 the only record from the United States. 



Head triangular with the preantennal region narrowly truncate; 

 trabeculae slender, bluntly pointed, as long as the 1st antennal seg- 

 ment; eye with a long seta; temples rounded with 2 long setae and 



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