HIGHER ClU'STACEA OF NEW YORK CITY 



145 



crab lishcrmcn say that a sing'lc i^rccn oral) will kill all the edible 

 crabs in a shedding car. It has been accused in England of killing 

 and eating the young 0}'sters wdiile their shells were thin. In 

 France, from its excitable nature, it is known as the crabbc enrage. 

 It is a favorite article of food all along the European coast. 



Fig. 13 Carcinus moenus (After Rathbun) 



Breadth of carapace 5 cm. Color green, variously mottled with 

 shades of yellow. 



Occurs all along the coast in suitable localities. 



2 OXYRHYNCA 



Carapace usually narrow in front, sometimes rounded but always 

 with a rostrum. 



Divided into two families, IMaiidae and Parthenopidae, of which 

 the first is represented by two species. Members of the other family 

 may possibly occur, but have not been taken. 



Family ]maiii3A.e 

 Libinia emarginata Leach 

 Libinia dubia Milne-Edwards 

 Tlie spider crabs 

 Libinia emarginata Leach. Zool. ]\Iisc. 1815. 2:129. Rathbun. 

 U. S. Nat. Mns. Proc. 1892. 15:235- 



Libinia canalicnlata DeKay. /. c. 1844. p. 2, pi. 4. Verrill. /. c. 

 1874- P-548. 



Libinia d n b i a ]\Iilne-Edwards. Hist. Nat. des Cms. 1834. 1 1300, 

 pi. 14 bis, iig.2. Verrill. /. c. 1874. P-548- Rathbun. /. c. 1892. p. 237. 



