THE MOUNT DESERT REGION 281 



Order NEMATOPHORA 



Trichopetalidae 

 Trichipetalum Harger 



T. LUNATUM Harger. (Williams and Hefner, 1928, p. 115, 

 fig. 12D ; Blake, 1931, p. 18, fig. 1 ; Verhoeff, 1932, p. 509, pi. 6, 

 figs. 39, 40.) This is a gregarious form living in mats of dead 

 leaves in rather damp situations. It is not certainly known 

 to range any farther north than Mount Desert. The animals 

 are sexually mature in July and August. Duck Brook Path, 

 Lake Wood, base of Newport Mountain. 



Order OPISTHOSPERMOPHORA 



Julidae 

 DiPLOiuLus Berlese 



D. LONDiNENSis (Lcach) var. caeruleocinctus (Wood). 

 (Williams and Hefner, 1828, p. 120, fig. 16B.) This intro- 

 duced species is widely and abundantly distributed in north- 

 eastern America. In our Region it is locally common under 

 logs and stones. Corfield, Hulls Cove. 



Ophhulus Berlese 



O. piLOSus (Newport). (Williams and Hefner, 1928, p. 120, 

 fig. 16A.) This species, also introduced from the Old World, 

 is quite common about dwellings in situations similar to, 

 though slightly damper than, those inhabited by the preceding 

 form. Duck Brook Path, Corfield, Hulls Cove, Ocean Drive. 



Paraiulidae 

 Paraiulus Humbert and de Saussiire 



P. canadensis (Newport). (Williams and Hefner, 1928, 

 p. 125, figs. 18A, B ; Blake, 1931, p. 18, fig. 2.) An inhabitant 

 of thin woods under logs and stones, not common. Lake 

 Wood, Duck Brook Path., back of Sand Beach. 



