PENTASTOMA. 37 
the whole length of the body, on each side, runs a pretty deep 
sulcus or groove, interrupting the circular lines. Length 11 
inches and 3 lines, breadth about 3 a line. 
Hab. Abdomen of Carabus violaceus from Berwickshire. 
From the collection of Dr. George Johnston. 
6. GorpiIus pustuLosus, Baird. 
Body of a light brown colour, not ringed across, completely co- 
vered with minute, flattish-looking papille, and numerous 
larger raised dots or small warty protuberances intermixed, 
tapering considerably at superior extremity, and becoming gra- 
dually thicker as it reaches the tail, which is obtuse and marked 
across with a deep indentation. Along the whole length of the 
body runs a deep groove on one side only. 
Length 8 inches, breadth 4 millimetre. 
Hab. Abdomen of Blaps obtusa. 
From the neighbourhood of London. 
When brought to the Museum it had just arninega from the 
body of the Slaps, and was then 4 inches long and about the dia- 
meter of a horsehair. It was placed in water and kept alive for — 
a day or two, at the end of which time it had grown to double its 
original size, both in length and diameter. 
OrpvEeR II. ACANTHOTHECA. 
Trematoda (part), Rudolphi. 
Onchocephala, Blainville, Dict. Sc. Nat. 
Nematoidea (part), Cuvier. 
Vers Planulaires (part), Lamarck. 
Acanthotheca, Diesing, Ann. Mus. Wien. 1835; Dwardin. 
I. PENTASTOMA. 
Tenia (sp.), Chabert, Pilger, Abildgaard, Gmelin, de. 
Linguatula, Frilich, Gmelin, Blainville, Cuvier, Lamarck, Bose, 
Owen, de. 
Polystoma, Zeder, Rudolph. 
Halysis (sp.), Zeder. 
_ Tetragulus (sp.), Bosc, Lamarck. 
_ Prionoderma, Rudolphi. 
Porocephalus, Humboldt. 
Pentastoma, Audolphi, Bremser, Creplin, Diesing, Miram, aay in. 
s 
