Revision clor Nematoden. t c,\ 



f f Caput bialatum. 

 Bursa m a r i s biloba. 



13. (25.*) Strongylus attenuatus LEIDY. 



Corpus subcylindricum, otrinque attenuatum, maris curratum, 

 feminae subrectum. Caput obtusum. alis duabus longis , latiusculis, 



oris limbo papillis minutis angularibus cincto. Extremität is caudalis 

 maris bursa biloba, multiradiata: feminae recta, acute conica. Longit. 

 mar. 4 1 / 2 '", fem. 6'", crassit. 1 / 5 '". 



Strongylus attenuatus Leidy: in Proceed. Acad. Pbilad. VIII. 54. 

 Habitaculum. Simia (Cynoveplialus) porcaria: in inte- 

 stinis, specimina plura, in Pennsylvania (Schafhirt). 



Speciebus inquirendis adde: 



14. (26. *) Strongylus aonulatus SIEBOLD. 



Lehrb. d. vergleich. Anat. I. Abth. 1. Hft. 114 (in nota, sohnn nomen). 

 Habitaculum. Canis Lupus: in trachea (Siebold). 



LXXXIX. EUSTRONGYLUS DIES1NG. 



Lumhricus Blasius. — Ascaris Gmelin et Schrank. — Fusaria Zeder. — 

 Oioctophyme Collet-Meygret. — Strongylus Rudolphi. 



Corpus elongatum, teretiusculum. Caput corpore continuum. 

 Os terminale, circulare, papillosum. Extremitatis caudalis maris 

 bursa terminalis integra, nee radiata, pene tiliformi longo haud vagi- 

 nato; feminae apertura genitali antrorsum vel retrorsum sita; utcrus 

 simplex. Ovo-vivipara. — In Mammalium et Avium organis variis, 

 excepto tractu intestinal], endoparasita. 



Structura interna solumniodo in Eustrongylo Gi gante cognita simul 

 typuni generis exhibet. 



I. (3.) Eustrongylus Gigas DIESING: Syst. Helm. II. 326 adde: 



Strongylus Gigas lhtd. — Dubini: Entozoografia umana 1 1 3- — 118 (cum 

 anatom.; e cane) Tab. V. (canis). — Weinland: in Troscli eJ 's 

 Areh. 1859. I. 282 ef 283. — Arlaud; in Bullet. Aead. de medec. de 

 Paris 1846. XI. 426. reddit. Gervais el Beneden; Zool. med. II. 

 111-112. 



Eustrongylus Gigas Küchenmeister: Parasit. I. 290— 295. Tab. VIII. 1. — 

 Leidy: in Proceed. Acad. Pliilad. VIII. 54. 



