74 BRITISH COPEPODA. 



male, as long as the last three segments. Abdomen 

 of the female 3-jointed, both lenses of the paired eyes, 

 and that of the median eye, smaller than in the male ; 

 the fifth foot (fig. 11) is composed of a 2- jointed 

 basal portion, to which are attached two long sub- 

 triangular plates. Length ^th of an inch (3 mm.). 



This species is known to me only from the type 

 specimens which were taken by Sir John Lubbock at 

 "Weymouth, and which by his kindness I have had 

 the opportunity of examining. They are not now in a 

 condition to allow of accurate description, and I am, 

 therefore, indebted chiefly to the excellent figures and 

 descriptions of Dr. Glaus and Sir John Lubbock, for the 

 account of the species here given. That the Pontella 

 helgolandica of Dr. Glaus is identical with Sir John 

 Lubbock' s P. WoUastoniy there can be no doubt. 



Genus 12. ANOMALOCERA, Templeton (1837). 



(Irenceus, Goodsir.) 



Body elongated. Head produced into a strong 

 furcate rostrum, distinct from the thorax and incom- 

 pletely divided by a transverse groove into two seg- 

 ments. The median eye is stalked. Lateral eyes 

 sessile, each composed of two lenses (fig. 14). An- 

 terior antennae 24-jointed, that of the right side in the 

 male forming a prehensile organ. Secondary branch 

 of the posterior antennas very small. Inner branch 

 (fig. 2) of first pair of feet 3-jointed, those of the three 



