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APPENDIX. 117 
length, and about 2 lines in breadth at broadest part. The head 
is wanting. The genital pores are regularly unilateral. 
47, THNIA SCOLOPENDRA. 
Tzenia scolopendra, Diesing, Syst. Helminth. i. 550, n. 137. 
Hab. Intestines of Podiceps dominicensis. From Jamaica. 
From the collection of Mr. Gosse. 
48. THNIA HETEROSOMA. 
Teenia Pelicani aquile, Rudolphi, Synopsis Entoz. App. 709; Die- 
sing, Syst. Helminth. 1. 557. 
Hab. Intestines of Tachypetes aquila. From Jamaica. 
From the collection of Mr. Gosse. 
P. 88, sp. 4, Bothriocephalus proboscideus, after Had. a., add, 
b. From Salmo salar ? 
From the collection of Dr. Leach. 
P. 91, sp. 13, after Bothriocephalus auriculatus, add Drummond, 
Charlesworth’s Mag. Nat. Hist. ii. 656. 
Tetrabothrium auriculatum, Diesing, Syst. Helminth. 1. 602. 
Var. Centifolium, Diesing, Leuckart, Zool. Bruchst. t. 1, f. 11. 
P. 91, after sp. 13, add, 
13*, BorHRIOCEPHALUS TUMIDULUS. 
Bothriocephalus tumidulus, Rudolphi, Synopsis Entoz. 141 & 480; 
Nitesch, in Allg. Encyk. xii. 99; Bremser, Icon. Helminth. t. 13, 
f. 20, 21; Dwardin, Hist. Nat. Helminth. 620; Creplin, Wiegm. 
Arch. 1846, 149. 
Bothriocephalus Echeneis, Leuckart, Zool. Bruchst. i. 32, t. 1, f. 4-7. 
Petalocephalus tumidulus, Van Lithe de Jeude, Rec. Fig. Vers In- 
fest. t. 4,f..1, 2: 
Tetrabothrium tumidulum, Diesing, Syst. Helminth. 1. 601. 
Hab. A species of Rava. 
From the collection of Dr. Leach. 
P. 91, sp. 14, after Bothriocephalus tetrapterus, add Stebold, Lehré. 
‘de Vergl. Anatom. i.; Abth. 120; Anm. 2. : 
Bothriocephalus Phoce foetide, Creplin ? Obs. 68; Dujardin, Hist. 
Nat. Helminth. 613. 
Dibothrium hians, Diesing, Syst. Helminth. i. 588. 
s 
