SYSTEMATIC INDEX. 



IIei.ix. 

 11. margaritacea... p. 54, pi. XVII, 

 f. 54, 55, 58 



Order III— GASTEROPODA. 



Division I Pxeumobkam in i . 



Family I Lxka.cin.2B. 



Genus 1. 



Vitbina Drapernaud. 



1. pellucida p. 54, pi. XVII, 



f. 6, 7, 12 



Genus 2. 



Testacella Cuvier. 



I. Haliotoidea... p. 54, pi. XVIII,* 



f. 15, 16 



animal ... p. 131, pi. LIX, f. 17 



Genus 3. 



Arion Ferussac. 



Section 1. — Shell oval, and concave, 



1. hortensis p. 55 



Section 2 -Shell, if any, nearly cir- 

 cular, spongy, and rudimentary. 



2. empiricorum 55 



Genus 4. 



Limax Linnaeus. 



Section 1. 



1. maximus p. 55, pi. XVIII," 



f. 17 

 animal ... p. 131, pi. LVIII, f. 3 

 variety pi. LIX, f. 1 



2. arboreus, animal pi. LIX, 



f. 10, 11, 12 



variety 9, 13 



young pi. LVIII, f. I, 2 



Section 2. 



3. flavus... p. 55, pi. XVIII,* f. 18 

 animal... p. 131, pi. LIX, f. 7, 8 



Section 3. 



4. cannabis p. 55, pi. XVIII,* 



f. 19 



5. agrestis p. 56, f. 20 



animal ... p. 131, pi. LIX, f. 16 



Limax. 

 Section 4. 



6. gagatcs... p. 56, pi. X VI [I,* I. 2] 

 animal... p. 131, pi. I. VI 1 1, I. 1,5 

 varieties... pi. LIX, f. 3, 4, 5, 6 

 f. 2, var. b of Ferussac. 



7. Sowerbii, animal p. 131, pi. 



LVIII, f. 0, and pi. LIX, f. 14 



8. ater, animal, young?... pi. LIX, 



f. 15 



Division II — Hydrobranchi.e. 



Family II. — Bullacea. 



Genus 5. 



Bulla. — Linnams. 



Sub - Genus 1 . 

 Bulla — Linnccus. 



1. lignaria...p.56, pl.XIX, f.23,24 



2. alba pi. VIII, f. 3 



3. zonata p. 50 



4. Hydatis... p. 57, pl.XIX, f. 29, 30 



5. producta 15, 16 



C. striata 41,42 



7. denticulata 25,26 



8. emarginata 21, 22 



9. C'ranchii p. 57 



10. punctata pi. LVII, f. 5, 6 



Sub- Genus 2. 

 BuLLJEA Lamarck. 



1. aperta pi. II, f. 5, 7 



2. Catina pi. XIX, f. 33, 34 



3. catinulifera p. 131 



Genus 6. 



Utriculus Brown. 



Section 1. 



1. plicatus... p. 58, pi. XIX, f. 1, 2 



2. discors 3, 4 



3. obtusus 5, 6 



4. lima 39, 40 



Section 2. 



5. minutus 7, S 



6. candidus p. 59, f. 13, 14 



7. pellucidus 10, 11 



8. byalina p. 59 



Genus 7. 



Hali a Risso. 



1. Flemingiana p. 132 



Genus 8. 



Akera Brown. 



1. tluxilis... p. 59, pi. XIX, f. 31, 32 



Family III Ancyi.id.t,. 



Genus 9. 



Axcvi.rs Miiller. 



Section 1 Animals sinistral. 



1. fluviatilu p. 59, pi. XII, 



f. 1, 4, 6 

 Section 2 Animals dextral. 



2. lacustris p. 60, f. 3, 5, 7 



Family IV. — Calyptracea. 



Genus 10. 



CALYrTR.EA.-_ Lamarck. 



1. Sinense... p. 60, pi. XX, f. 10, 18 



Genus 11. 



Pileopsis Lamarck. 



1. ungarica... p. 60, pi. XX, f. 19, 20 



Genus 12. 



Fissurella— Bruguiere. 



1. Graica... p. 61, pi. XII, f. 10, 11 



Genus 13. 



Sipho. — Brown. 



Section 1 Cavity with a funnel. 



1. Noachina p. 61, pi. XII, 



f. 14, 15, 16 

 Section 2 Destitute of a funnel. 



2. radiata 20 



Genus 14. 

 Emarginula Lamarck. 



1. fissura... p. 62, pi. XII, f. 17, 19 



2. rosea 21, 22 



Genus 15. 



Scissurella D'Orbigny. 



1. crispata p. 62 



Family V._Semiphyllidiacea. 



Genus 16. 



Pleurobranchus Cuvier. 



1. plumula... p. 62, pi. II, f. 14, 15 



2. membranacea 9 



Family VI Phyllidialea. 



Genus 17. 

 Patella Linnaeus. 



1. vulgata p. 63, pi. XX, f. 5, 



12, 14, 15, 17 

 vulgata, var. 1 ... pi. XX, I. 17 



communis, var. 2 is 



albumana, var. 3 12 14 



conica, var. 4 s 



2. fulva... p. 64 and 132, pi. LVII, 



f. 3, 4 



3. pellucida ... p. 64, pi. XX, f. 2, 



3, 7, 8, 1 1 



4. casrulea |j 



Genus 18. 

 Lottia Gray. 



1. testudinalis p. (j4, pi. XX, 



f. 9, 10 



2. virginea i t ^ G 



Genus 19. 



Chiton — Linnaeus. 



Section 1 — Marginal ligament 



spinous. 



1. fascicularis p. 65, pi. XXI, 



f. 5, 8 



2. discrepans 20 



3. crinitus 7 



Section 2 — Marginal ligament 



papillose. 



4. laevis 10 n 



5. achatinus 4, 12, 13. 15 



6. ruber p. 66, f. 6, 9 



7. marginatus 3 



8. cinereus is 



9. fuscatus 17 



10. Albus 2 



11. Asellus 14, 19 



12. Aselloides 21 



Section 3 — Marginal ligament 



smooth . 



13. laevigatas p. 67, f, 1, 16 



Section 4. —Doubtful species. 



14. discors p. 67 



15. quinquevalvis f. 22 



CLASS SECOND. 

 C0NCHIFERA; OR BIVALVES. 



0.;mu l.—MONOMYARIA. 



Sub- Division I. 



Family I._Braciiiopoda. 



Genus 1. 



Tr.REBRATULA Brilguil'lC. 



1. cranium p. 68, pi. XXII, 



f. 10, li, 12 



2. aurita 13, 14, 15 



3. psittacea ... pi. XL VI, f. 2, 3, 4 



Genus 2. 



Okbicula Cuvier. 



1. Norvegica p. 69, pi. XX, 



f. 21, 22, and pi. XXII, f. 9 



Family II Ostracea. 



Genus 3. 



Anomia Linnaeus. 



1. Epbippium ... p. 69, pi. XXII, 

 f. 1, 4 



Anomia. 



undulata p. 69, pi. XXII, 



f. 2, 3 



squamula 5 



aculeata p. 70, f. 6 



cylindrica 7, 8 



electrica pi. XL VI, f. 5 



cepa pi. XXXIX, f. 12 



punctata 13 



fornicata 14, 15 



Anomia. 



10. striolata p. 70 



11. tubularis 70 



Genus 4. 

 Ostrea Linnaeus. 



1. edulis... p. 71, pi. XXIII; f. 19, 



and pi. XXX,* f. 6, 7 



2. parasitica... pi. XXIII, f. 20, 21 



