RESEARCHES IN HELMINTHOLOGY AND PARASITOLOGY. 9 1 



74. Grcgarina Scarabei, Relicti. 

 Gregariiia. L,eidy, Pr. A. N. S., v, 208. 

 Gregarina scarabei relicti. Leidy, Pr. A. N. S., v, 287. 



75. Gregarina MelalonthcE , Brunnese. Body oblong oval ; head 

 oblate .spheroidal, slightly elevated at the summit. Single and in 

 pairs. Length of bodj- .405 mm., breadth .252 mm. ; length of head 

 .108 mm., breadth .144 mm. 



Found in the intestine of Melalontha briinnca. 



76. Gregarina Nereidis Dcnticnlatcr. Leidy, Journ. A. N. S., 2d 

 ser., iii, 144. 



77. EchinorJiynchns Ovatus, Leidy. Pr. A. N. S., v, 97 (1850). 

 Echyjiorhynchus campaniilatiis , Diesing. Syst. Helm., ii, 21 (1851). 

 From the small intestine of felis Leopardus. 



78. Echinorhy)H'hus Gig as, Goeze. 

 Small intestine of the hog, Siis scrofa. 

 77. Echinorhynchus Microcephalus, Rud. 

 Echi7wrhynchHS tortiiosus, Leidy. Pr. A. N. S., v, 97. 

 Found in the mesentery of Didelphis vir-giniana . 



80. Echinorhynchus Striatns, Goeze. Body cylindro-clavate, an- 

 teriorly minutely echinated. Proboscis obovate, with 12 to 15 circles 

 of hooks. Neck short, conical, unarmed. Length to 10 lines; 

 breadth anteriorly i yi lines. Color, orange. 



Several specimens were obtained by Joseph Jones from the intestine 

 of Tan fa/ us loculator. 



81. Echinorhyiu'hns Mayiifestus, Leidy. 



Echinorhynchus pici co/aris. Leidy, Pr. A. N. S., v, 98. Body 

 slightly compressed cylindroid, most dilated anteriorly, obtuse pos- 

 teriorly, transversely corrugated. Proboscis subpyriform, with the 

 rounded apex armed with 3 or 4 rows of hooks. Neck a simple 

 linear constriction. Length 8 lines to an inch. 



Several specimens were found in the intestine of Picus colaris. 



82. Echi7Jorhynchus Hamulatus, Leidy. 



Echinorhynchus emydis. Leidy, Pr. A. N, S., v, 207. Body long, 

 white, sub-clavate, curved. Proboscis sub-globular, with a single 

 row of strong hooks and a few rudimental booklets. Length 2 to 14 

 lines, breadth to Vi of a line. 



Frequent in the intestine of Emys geographica , E. inscidpta, E. 

 guttata, and E. serrata. From several individuals of the latter species 

 Mr. Joseph Jones obtained more than a hundred specimens. 



83. Echinorhynchus A ens, Rud. 

 Intestine of Morrhua aniericana. 



