MYRIAPODA. 



Fig. 308. 



Gen. 2. SCOLOPENDRA. 



Eyes 4-4. Stetnmatiform. Antennae setaceous, 

 17 or 20 jointed. Body of 23 depressed 

 rings. Feet 21 pairs, hinder longest, with 

 the first joint spinulose ( Fig. 310.) 



X Fig- 310. 



Scutigera livida. 



Fam. 2. SCOLOPENDRID^E. 

 Antennae tapering, moniliform, moderate. Less 

 numerous, moderate. Eyes numerous in 

 groups, or wanting. 



Gen. 1. LITHOBIUS. 



Segments of the body 17, imbricate. Eyes 

 many, gregarious. Antennae 20 to 40 jointed. 

 (Fig. 309, Lithobius Jbrficatus.) 



Fig. 309. 



Lithobius. 



Gen. 3. CRYPTOPS. 



Eyes inconspicuous. Antennae setaceous, 17 



jointed. Feet 21 pairs, hinder longest, not 



spinous. 



Gen. 4. STRIGAMIA. Gray. (Geophilus.) 

 Eyes none. Antennae 14 jointed, moniliform, 



rather elongate. Body linear, depressed. 



Feet very numerous, fifty pairs or more. 



The whole body of a Myriapod consists of 

 a succession of similar rings or segments of 

 various form and consistency, the number of 

 which would seem to be constant in the mature 



2 N 2 



