

SYNOPSIS OF NORTH AMERICAN MYRIAPODA. 



233 



Fam. SCOLOPENDRIEvE. 



Feet-bearing segments 21 — 23. 



Gen. Scolopendra. 



Cephalic segment imbricate. Pairs of feet 21. Eyes 4 on each side. 



Antennae more than 20 articulate. 



8. Arms'. Brownish. Antenna? 25 articulate. Basal joint of the last pair of legs with 

 5 — 7 spines on the inner surface; 7 — 10 on the lower, arranged in a threefold series. 

 Length, 6 inches. 



Var. eastanelceps. Green, with the head and appendages bright reddish-chestnut. 



8. polymorpha. Brownish. Antennae 30 articulate. Basal joint of last pair of legs 

 witli 3 — 7 spines on inner surface; 10 — 18 on the lower, arranged in a fourfold series. 

 Length, 4 inches. 



8. viridis. Greenish. Antenna; 23 articulate. Basal joint of last pair of legs with 

 2 — 5 spines on inner surface, 7 — 12 on the lower. Length, 2i inches. 



8. Copeana. Yellowish-chestnut, sprinkled with green. Antennae 25 articulate. Basal 

 joint of last pair of feet very slightly longer than the tibial, with 4 — 6 spines on the inner 

 surface, 9 — 17 on the lower. 



Length, 4 inches. 



Antenna} not more than 20 articulate. 



8. incequidens. Greenish. Antennae 17 articulate. Basal joint of last pair of legs 

 with 3 — 8 spines on the inner surface, 7 — 10 on the lower. Length, 4 inches. 



8. byesina. Greenish or brownish. Antennae 18 articulate. Basal joint of last pair of 

 legs longer than the tibial, with 2 — 3 spines on its inner surface. 



S. bispinipes. Olivaceous. Antennae 19 articulate. Basal and tibial joints of last pair 

 of legs about equal in length ; basal bispinous. 



S. longlpen. Chestnut. Antenna? 17 articulate. Last pair of feet very long, with 30 

 — 50 spines apiece. Length, 5 inches. 



8. moreitans. Brownish. Antennae 20 articulate. Basal joint of last pair of legs with 

 its superior margins strongly elevated ; inner surface with 5 spines ; lower 7 — 9, arranged 

 in a threefold, alternating series. 



Gen. Cryptops. 



Feet-bearing segments 21. Eyes none. Last scutum as in Scolopendra. 



C. hyalina.^ 

 G. Milbertu.-f 

 vor,. xm. — 30 



