ART. 10. A SPECIES OF GONGYLONEMA—CHAPIN, 3 
Table of measurements. 
Organ.! Male. Female. 
Esophagus: 
INGrmmuse ular ey eee ei 5 Satara iad Ne Sica latin 400 500 
10s IFES 5 ee eaten ae. ear Pa, ee ean a re 2, 850 4,500 
Cervical papilaess 29 95h cee aate a 2'ale caterers Sepals 122 145, 154 
Posterior limit oL tubercles. /. S22) yatased wom = oleae are 580-900 1, 010-1, 300 
MoneM(leth) splrewmlesi se 255. seis n sete ie ala trie See Setar OF O30 ls Sncitealeiwicra'e ays 
Phronti(rie ht Wepre wlesn seas tetc cc cian sis more) sie ose HOGSIGOH See seeenaene ee 
AOTOORC Ge tes aici wns cise aris oie ore ale @ Sele cis Saisie sine Sis eves arate SA os SS faites een 
NViulnyer COntatlle tee tao ores stare Gla we oreis sais misisizyernje 2 cia] a aramrape ete 1, 750 
Arninitodails o5 Set oss peti at or Sea Mince SS Seas ae ois = 250 200 
Oe a tidins BOGS OS HESS OPCS IRD ir PENIS ae (PEE Ea 53-08 x 31-33 
Total length (average)....---..---.----.-----+----+---+-: 23, 000 37, 000 
Width at junction of esophagus and intestine. ........-.--- | 149.4 190. 9 
1 All measurements in microns. 
Location.—In burrows in the mucosa of the tongue and esophagus. 
Locality.—United States: (East St. Louis, Illinois, National Stock 
Yards), collected by Dr. J. S. Jenison, May 7, 1921. 
Host.—Sus scrofa domestica. 
Type.—U.S.N.M. Helminthological Collections No. 24695. 
The present species is easily separated from all known species of 
the genus except G. verrucosum Giles by the length of the left spicule ; 
from G. verrucosum it is distinguished by the absence of a dorsal ala. 
IT have taken pleasure in dedicating this species to Dr. B. H. Ran- 
som in recognition of his work on the nematodes of domestic animals. 
