TANIAD SE. 83 
35. THNIA TORULOSA. 
Teenia articulis rotundis, Bloch, Abhand. 11, t. 2, f. 1-4, 10, 11. 
Teenia torulosa, Batsch, Bandw. 181, n. 27, f. 105-108; Gmelin 
Syst. Nat. 3081, n. 85; Rudolphi, Wiedm. Arch. iii. 1, 110; Hist. 
Nat. Entoz. ii. pt. 2,111; Synopsis, 149, n. 23; Bosc, Hist. Nat. 
Vers, 1. 309; Dujardin, Hist. Nat. Helm. 584; Diesing, Syst. 
Helminth. i. 514. 
Teenia orbicularis, Schrank, Verzeichn. 49, n. 150. 
Tenia simplex, Mrélich, Naturf. xxv. 58-61, t. 3, f. 4-6. 
Rhytelminthus cyprini, Zeder, Nachtrag, 215 & 220. 
Halysis torulosa, Zeder, Naturg. 352, n. 39. 
Hab. Intestines of the Cyprinus aspius. 
From the collection of M. Siebold. 
36. THNIA AQUABILIS. 
Tenia equabilis, Rudolphi, Hist. Nat. Entoz.ii. pt. 2,135; Sx 
nopsis, 155 ; Dujardin, Hist. Nat. Helm. 610, n. 130; Diesing, 
Syst. Helminth. 1. 527. 
Hab. Intestines of the Whistling Swan, Cygnus ferus. 
From the collection of M. Siebold. 
37. Tanta catva, Baird. 
Head small, rounded and smooth, white and shining. Mouth un- 
armed. Neck constricted. Segments of body at first very small, 
gradually enlarging in breadth as they descend till they reach 
about the middle of the length of the body, where they are 
still narrow, linear shaped, and about seven times broader than 
long. After this they begin to increase in length and diminish 
in breadth, becoming at first nearly square-shaped, and at last, 
near the extremity, they become nearly twice longer than 
broad. All the segments are strongly striated across, and the 
upper and lower margins where they join with each other are 
considerably thickened. 
Length 54 inches, greatest breadth nearly 4 mill., breadth of lower 
extremity 1 mill., of head } mill. 
Hab. Intestines of the common Grouse, Lagopus scoticus. 
From the collection of Dr. G. Johnston. 
dh 
C. Proboscis surrounded by a swelling,emooth or rough, with very 
‘small spines, and having a crown of very numerous small hooks. * 
38. TmNIA INFUNDIBULIFORMIS. 
Teenia avium (part), Pallas, Nord. Beyt. i. 1, 87. 
