TRICHOCEPHALID&. 3 
4, TRICHOSOMA BREVICOLLE. 
Trichocephalus anatis, Schrank, Vet. Acad. N. Hand. 1790, 119, 
n. 3. 
Linguatula trichocephala, Schrank, Sammlung, 232, n. 3, 1796. 
Capillaria tumida? Zeder, Naturg. 61, t. 1, f. 8, 9. 
Trichocephalus capillaris, Rudolphi, Hist. Nat. Hntoz. ii. pt. 1, 86, 
nk. 
Trichosoma brevicolle, Rudolphi, Synops. Entoz. 13, n.1; Mehlis, 
in Isis, 1831, 74, t. 2, f. 4. 
Trichosoma tumidum ? Blainville, Dict. Sc. Nat. lvii. 538. 
Trichosomum brevicolle, Dujardin, Hist. Nat. Helm. 21. 
Hab. Intestines of the Greylag Goose, Anser ferus. 
From the collection of M. Siebold. 
II. TRICHOCEPHALUS. =< 
Ascaris (sp.), Linneus; Werner. 
Trichuris, Wrisberg, Obs. de Animate. infusor. 1767 ; Pref. to Roeder 
& Wagler, Tract. de Morbo Mucoso, 1783 ; Bloch, Abhand. 1782. 
Trichocephalos, Goeze, Waturg. 1782. 
Trichocephalus, Schrank, Verzeich. 1788; Gmelin, Rudolphi, Jérdens, 
Blainville, Lamarck, Bosc, Cuvier, Bremser, Owen, Dujardin, 
Mastigodes, Zeder, Naturg. 62; Blainville, Dict. Sc. Nat. 
ake. 
1. TRICHOCEPHALUS DISPAR. 
Morgagni, Epist. Anat. 14, Art. 42; Roederer et Wagler, de Morbo 
Mucoso, 245, t. 3, f.4; Muller, Naturforsch. xii. 182. 
Trichuris, Wrisberg, Prefat. Tract. Roed. & Wagler, 9-32; Bloch, 
Abhandl. 32, t. 9, f. 7-12. 
Ascaris trichiura, Linneus, Mantiss. Alt. Plantar. 543; Werner, 
Brev. Expos. 84-86, t. 6, f. 138-143. 
Trichocephalos hominis, Goeze, Vaturg. 114-116, t. 6, f. 1-5. 
Trichocephalus hominis, Schrank, Verzeichn. 4, n. 14; Gmel. Syst. 
Nat. 3038, 0.1; Tab. Encyc. t. 33, f. 1-4; Rudolphi, Obs. i. 15 ; 
Jordens, Helminth. 17, t. 1, f. 6-10; Brera, Vorles. 16, t. 4, 
f.1-5; Bosc, Hist. Nat. Vers, ii. 25, t. 11, f. 11; Deslongchamps, 
Enc. Méth. Vers, 744; Lamk. An. S. Vert. iii. 212, 2nd ed. iii. 
658; Cuv. Regn. An. ed. Crochard, Zooph. t. 25, f. 1. 
Trichocephalus dispar, Rudolphi, Wied. Arch. ii. 2-5; Hist. Nat. 
Entoz. ii. pt. 1, 88, n. 3; Synonsis, 16; Bremser, Vers del’ Homme, 
_ 143, t.1, £1, 2; Schmalz, Tab. Anat. Entoz. t. 18, f.7-9 ; Blain- 
ville, Dict. Sc. Nat. lvii. 538; Cuv. Regn. An. ii. 249; Guerin, 
Icon. Regn. An. Zooph. t. 7, f. 2, 2a,6; Dujardin, Hist. Nat. Hel- 
minth, 32, t. 3, f. A; Owen, Lect. Comp. Anat. 65, f. 29; Cyclop. 
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