A. H. Verrill — New Species of 'Dynastes. 



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covered with thick, velvety, golden-yellow hair. Ventral sur- 

 face of head, thorax, and abdomen finely but thickly pitted, 

 and with scarcely any hair except along the edges of segments 

 and posterior extremity of abdomen ; the latter w r ith a long 

 thick fringe of silky golden hair. 



Female. — Scarcely distinguishable from female of D. Her- 

 cules, except by the much smaller size and abundant hair 

 which completely covers the dorsal surface. 



Length, exclusive of thoracic and occipital processes, 2 - 00 

 to 2*25 inches ; length of thoracic process, 0*45 to O60 ; length 

 of occipital process, 0*20 to 0'25 ; width of thorax at posterior 

 segment, 0-80 to 0-85. 



Figure 2, a. Dynastes Hercules. Male, % nat. size. 



Figure 2, b. Dynastes Vulcan. Male, % nat. size. Type, phot. A. H. V. 



Habitat. — Interior mountain ranges of Dominica I., from 

 2000 to 4000 feet above sea level. Several specimens. 



To make this notice more complete, the description of a 

 third rare species is here reproduced. It was originally 

 described in a brochure published by A. H. Yen-ill at Eosseau, 

 Dominica, April, 1905.* 



Dynastes vulcan A. H. Verrill. Figure 2, b. 



Male. — Much smaller and with much shorter and more slen- 

 der thoracic and occipital processes than even the smallest and 

 most undeveloped specimens of Dynastes Hercules. 



* Description of a new species of Dynastes (Hercules Beetle J from Dominica. 

 By A. Hyatt Verrill. 



