NEMATODES FROM PECCARIES — SCHWARTZ AND ALICATA 



In Table 1 are given data showing certain size relationships in hoth 

 sexes of Parostertagia heterospiculum. 



Tabli: 1. — Size relationsJupH of ituilc and female specimens of Parostertagia hetero- 

 spiculum 



Genus PARABRONEMA Baylis, 1921 



PARABRONEMA species 



The two female specimens of Parabronema (U.S.N.M. Helm. Coll. 

 No. 30164), collected from the esophagus and stomach of a peccary, 

 showed the size relationships presented in Table 2. 



Table 2. — Size relationsfnps of tiro female specimens of Parabronema sp. 



MEASI'KEMENT 



Length 



Maximum width 



Length of cordons 



Distance between anterior extremity and posterior margin of cordons 



Length of anterior portion of esophagus- 



Length of ]>osterior portion of esophagus 



Distance between anterior extremity and — 



Excretory pore 



Cervical papillae ■ 



Vulva 



Length of tail 



1 The cervical papillae are asymmetrical in petition. 



The morphological details of this species of Parahvnema are shown 

 in Figures 3 and 4, which illustrate the anterior portion of the body, 

 the region of the vulva, and posterior portion of the body. None of 



