rw Jj 
A MONOGRAPH 
OF THE 
BRITISH 
VOL. IT. 
Szotion I.—Gwnarxostoma, Thorell—(continued). 
Family 6. Harpacticipa#, Claus (in part). 
Bopy cylindrical, or, sometimes, flattened. Abdo- 
men, in most cases, not sharply separated from the 
cephalothorax. First pair of antenne short, composed 
of few (4—10) joints, scarcely ever reaching beyond 
the edge of the first body-segment; in the male 
forming on both sides a clasping organ. Second pair 
2—4-jointed, bearing a secondary branch which is 
usually small and made up of 1—4 joints. Mandibles 
strongly toothed, provided with a palp which is either 
simple, consisting of one or two joints, or more complex 
and composed of a basal portion with two branches; 
in a few cases forming a laminated branchial appendage. 
Maxille usually well developed, consisting of a den- 
tated cutting segment and a more or less complex 
palp, which is made up of several setiferous digits 
arranged in a somewhat radiated manner. First pair 
of foot-jaws armed at the extremity with several strong 
teeth, and on the imner margin with several (usually 
VOL. I. A 
