1668 



CRUSTACEA. 



DECAPODA COMMON TO THE CELTIC PROVINCE AND THE MEDITERRANEAN.* 



1. Brachyura. 



Maia squinado, A. 

 Pisa tetraodon, A. 



" Janata (Gibsii), A. 

 Achaeus Cranchii, A. 

 Stenorhynchus phulangium, A. 

 Eurynome aspera. 

 Perimela denticulata,. A. 

 Xantho floridus, A. 



" rivulosus, A. 

 Pilumnus hirtellus. 

 Portunus pusillus. 



" Rondeletii, A. 



" depurator (plicatus), A. 



" marmoreus. 



" corrugatus, A. 



" holsatus. 

 Carcinus msenas, A. 

 Portumnus latipes, A. 

 Gonoplax angulata, A. 

 Goniograpsus varius, A. 

 Pinnothera pisum. 

 Thia polita. 

 Corystes dentatus. 



2. Anomoura. 

 Dromia vulgaris, A. 



Porcellana platycbeles, A. 



" longicornis, A. 

 Bernhardus Prideauxii, A. 



" Forbesii. 



" streblonyx. 



Clibanarius oculatus. 

 Galathea strigosa, A. 

 " squaraifera. 



3. Macroura. 



Callianassa subtcrranca. 

 Arctus ursus, A. 

 Palinurua vulgaris, A. 

 Homarus vulgaris, A. 

 Nephrops norvegicus. 

 Crangon fasciatus, A. 



" vulgaris. 



" catapliractus, A. 

 Nika edulis, A. 

 Alpheus ruber, A. 

 Athanas nitescens, A. 

 Hippolyte varians, A. 



" viridis, A. 

 Palaemon serratus, A. 

 Pasiphsea sivado. 

 Penaeus sulcatus (caramote), A. 



The genus Xantho, in X. rimilosus and X, floridus here reaches its 

 extreme cold limit. Nephrops norvegicus, although more properly per- 

 taining to the next province north, occurs also within the limits of 

 this; and it has even been taken in the Mediterranean. Stenorhynchus 

 phalangium and Ibrtunus pusillus, reach south into the Mediterranean 

 and north to the Frigid zone ; Portunus holsatus, Galathea strigosa, and 

 Porcellana platycheles, south to the Canaries and north into the sub- 

 frigid. 



5. The CALEDONIAN Province (subfrigid), including Northern Scot- 

 land, the Shetlands, Orkneys, and the Ferroe Islands. Hyas coarc- 

 tatus, Portunus arcuatus, Galathea nexa, Munida Rondeletii, Calocaris 

 Macandrece, Nephrops norvegicus, Hippolyte spinus, Pzndalus annuli- 



* Those species that are reported by Lucas from Algiers, are followed by the letter A. 



