INTRODUCTION. 



Vll 



I. 



Soutliern Species which are not as yet known further north 

 than the Firth of Clyde. Those marked with a prefixed * 

 are as yet only recorded in Great Britain from the 

 Devon and Cornish Coasts. 



Polybius Henslowi. 

 #Portuinnus biguttatus. 

 *Bathynectes longipes. 



Xantho Coucliii. 



Gonoplax angulata. 

 *Nautilograpsus minutus. 



Mamaia squinado. 



Pisa tetraodon. 

 biaculeata. 



Achreus Cranchii. 

 #Macropodia Eegyptia. 



Dromia vulgaris. 

 *Pagurus fasciatus. 



* sculptimanus 1 . 

 Diogsnes pugilator. 

 Axius stirhynchus. 

 Arctus ursus. 

 Pefloeus caramote. 



*Nika Couchii. 



Alpheus ruacrocheles. 



Hippolyte Prideauxiana. 

 *Typtou spongicola. 



Ilaplostylus Norinani. 



Anchialina agilis. 

 *Leptomysis mediterranea. 

 #Schistomysis Parkeri. 

 arenosa. 



* Ilelleri. 

 Acanthomysis lougicoruis. 



*Squilla mautis. 



Uesmarestii. 

 Cumopsis longipes. 

 Apseudes talpa. 



Latreillii. 



*Leptochelia dubia. 

 Anthura gracilis. 



*Rocinela Dumerilii. 

 *Nerocila neapolitana. 



Cirolaria Cranchii. 



Eurydice spinigera. 



* inermis. 

 Spliseroma serratum. 



Hookeri. 



*Campecopea hirsuta. 

 Zenobiana prismatica. 

 Stenosoma acuminatum. 



* lanciferum. 

 *Astacilla Deshayesii. 

 *Arcturella damnoniensis. 



Jsera Nordmanni. 



Bopyrina Giardi. 

 *-Ioue tboracica. 



Orchestia mediterranea. 

 *Talorcbestia brito. 

 ? *Peltacoxa damuoniensis. 



Amphilochus neapolitanus. 

 *Stenotboe setosa. 

 *Pereionotus testudo. 

 *Apherusa ovalipes. 



Is;iea Montagui. 

 *Gammarus Edwardsi. 



Msera grossimana. 



Ceradocus semiserratus. 



Gammarella brevicaudata. 



Stimpsonella chelifera. 

 *Leptocbeirus guttatus. 

 *Biancolina cuniculus. 



Bruzeliella ocia. 



Golouiastix pusilla. 



Platophium Darwiuii. 



Caprella acutifrons. 



* fretensis. 



1 This species has been recorded from the Firth of Forth, but its 

 occurrence there seems to require confirmation. 



