I N 1) E X. 



Acasta 



undulata, 137. 

 Acidaspis 



Barrandii, 18. 



bispinosus, IS. 



Brightii, 18. 



callipareos, 18. 



Caraetaci, 18. 



coronatus, 18. 



dama, 18. 



dumetosus, IS. 



Hugliesii, 19. 



hystrix, 19. 



Jamesii, 19. 



lalage, 19. 



quinquespinosus, 19. 



unica, 19. 

 iEchmina 



clavulus, 77. 



cuspidata, 77. 

 ^ger 



Marderi, 8. 

 ^glina 



binodosa, 19. 



Boia, 19. 



caliginosa, 19. 



graiidis, 20. 



Hughesii, 20. 



major, 20. 



mirabilis, 20. 



obtusicaudata, 20. 

 Aglaia 



gl:icialis, 78. 

 Agnostus 



Barlowii, 20. 



Barrandoi, 20. 



Canibrensis, 21 . 



Davidis, 21. 



Eskriggei, 21. 



limbatixs, 21. 



M'CoTii, 21 . 



Morei, 21. 



nodosus, 21. 



obtiisus, 21. 



pisiformis, 21. 



princeps, 22. 



trinodus, 22. 



trisectus, 22. 



Bcarabneoides, 22, 



scutali.s, 22. 

 Amphion 



beiievolons, 22. 



Amphion 



pauper, 22. 



pseudo-artieulatiis, 22. 

 Ampyx 



nudus, 23. 



parvulus, 23. 



prasnuntius, 23. 



Salteri, 23. 



tumidus, 23. 

 Angelina 



Sedgvvickii, 24. 

 Anopolenus 



Henrici, 23. 



impar, 23. 



Salteri, 23. 

 Anthrapalaemon 



Grossnrli, 8. 

 Aptychopsis 



glabra, 69. 



Lapworthi, 70. 



Wilsoni. 70. 

 Archae oc arabvis 



Bowerb:inkii, 8. 

 Archseoniscus 



Bnxlioi, 17. 

 Argillaecia 



cyliudrica, 78. 

 Arionellus 



longicephalus. 24. 

 Asaphus 



affinis, 24. 



corudensis, 24. 



gigas, 25. 



Homfrayi, 2.^. 



hybridus, 2o. 



laticostatus, 2r>. 



Marstoni, 2.5. 



Menapife, 2,5. 



peltastcs, 25. 



Powisii, 25. 



radiatus, 2(). 



recti frons, 2fi. 



scutalis, 2fi. 



solyensis. 2(>. 



sp., 2(>. 



tyranniis, 2i). 

 Astacodes 



falcifer, 9. 

 Astacus ? 



miillicavatus, 9. 

 Asterope 



teres, 78. 



Bairdia 



acuta, 78. 

 ampla, 78. 

 Beruiciensis, 79. 

 brevis, 79. 

 Bradyana, 79. 

 Cambrica, 79. 

 contract a, 79. 

 eurta, 79. 

 ellipsoidea, 79. 

 elongata, 79. 

 grandis, 79. 

 GrifRthiana, 79. 

 Harrisiaua, 79. 

 Hisingeri, 80. 

 inflata, 80. 

 Kingii, SO. 



, var. compressa, 80. 



mucronata, 80. 



, Tar. submucronata, 



80. 

 Murehisoniaiia, 80. 

 Phillipsiana, 80. 

 plebeia, 80. 



, var. amygdalina, 



81. 



, var. caudata, 81. 



, var. elongata, 81. 



, var. grandis, 81. 



, var. Neptuni, 81. 



, var. Reussiana, 81. 



, var. rhombica,81. 



, var. ventriccsa, 81. 



rhomboidea, 82. 

 Salteriana. 82. 

 silicula, 82. 

 subcylindrica, 82. 

 .subdeltoidea, 82. 

 triqiieira, 82. 

 Balanus 



bisiilo.it u.s, 137. 



CAlcel)lll^^, 137. 



Chisletiamis, 137. 

 concavus, 137, 

 rrenatus, 1.38. 

 dolosus, 138. 

 Hameri, 1.38. 

 inclu.sns, 1.38. 

 porcatus, 1.38, 

 spongicola. 1.3S. 

 tintinnabuluni. 138. 

 uiiguiformis, 138. 



