INDEX. 



[N.B. — The names in italics are either synonyms or doubtful species.] 



Alepas squalicola . 

 Anatifa canceUata 



„ convexa 

 Anatifera cretce 



„ turgida 

 Angelin, M., on fossils of Scania . 

 Antennae prehensile of larva . 

 Aptychus ..... 

 Attachment, manner of, in Cirripedes 

 Balanus carbonarius 

 Calentica Homii .... 

 Carina, manner of growth of . 

 Clisia or Creusia, fossil 

 Corals, fossil, not inhabited by Cirripedes 

 Crustacea compared with Cirripedes 

 Dana, J. D., on the peduncle of Cirripedes 

 Distribution of recent Cirripedes 

 „ fossil Cirripedes 



D'Orbigny, Alcide, on Aptychus 



Fitch, Mr., specimens collected by 



Forchhammer, on the age of the beds 

 Scania ...... 



Gray, Mr. J. E., on the genus Scalpellum 



Homologies of the peduncle and capitulum 



Ibla, sex of . 



Leach, Dr., on the genus Scalpellum 



Lepadidse ..... 



Loricula pulchella 



Loven, on the homologies of Cirripedia 



Male Cirripedes .... 



Meyer, on Aptychus 



Morren, on fossil Tubicinella 



Nomenclature of valves 



Nomenclature, rules of . 



Oken, on Mitella .... 



Oxynaspis (genus recent) 



Peduncle, homologies of 



Petzhoidt, on Balanus carbonarius 



Pictet, on fossil Crustacea 



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13 



3 



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5 



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19 



5 



5 



13 



12 



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8 



3 



6 



of 



7 

 14 

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Page 



acuminatus . . . . .56 



Angelini 









. 56 



anyustatus 









. 80 



antiqims 









. 80 



asper 









. 80 



Bronnii 









. 77 



carinatus 









. 60 



concinnus 









. 50 



conicus . 









. 80 



dorsatus 









. 69 



elegans 









. 76 



elongatus 









. 55 



fallax 









. 75 



Genus of 









. 47 



glaber . 









. 61 



gracilis 









. 69 



Hausmanni 









. 53 



IcEvis 









55, 65, 80 



liusinus 









. 81 



medius . 









. 26 



maximus 









24, 26, 34 



Nilssonii 









. 52 



ooliticus 









. 51 



ornatissimus 









. 81 



planulatus 









. 78 



politus . 









. 54 



quadricarinah 



IS 







. 38 



reflexus ] 









58, 81 



radiatus 









40, 80 



rigidus . 









. 73 



semilatus 









. 72 



solidulus 









. 42 



striatus 









. 70 



Sub-genera ol 









3,48 



sxdcatus 









. 26 



uncinatus 









. 80 



undulatus 









. 42 



unguis . 









. 64 



validus . 









. 68 



villosus . 









. 14 



