Mr, NBWPOBT on the ( /</*.* M VI -iapoda. < ft <>< r ( l.ilopoda. 



earth, and never puce leaves them until the young arc developed, irhlch if 



the end of about a fortnight or three ireeks. During the whole of this time 



she remains in the cell with her body coiled around tin ncubating them, 



and constantly turning and attending to them. I have been bo fortunate ai t«» 



verity this observation several times during the la»t th. -. aud I belli 



this is the first recorded instance of incubation among the Mjfriafoda, 



In the table of Genera and Families given in the introductory part of this 

 Monograph (p. 270), I had connected the ScolopmdreUida; with the (, 

 lidce in deference to the views of M. Gervais, and. in consequence, divided the 

 family into two subfamilies, Scolopendrt Uince and GeopkUirue ■. but having lit 

 satisfied myself of the right of the first to be considered as a separate I 

 more closely allied to Lithobiidce, the QeopkUida now constitute a very natural 

 group. 



Familia 5. Gbophiudjb, Leack. 



Segmenta numerosa, subaequalia ; singula t rabaegmentai 8 nofnplrtii led Lnnqualil 



mata. Antenna 14-articulata\ Segment u m unale pedibttl brr\ibus, --1 > 1 i i<»ri u i) > 



Genus 13. Mecistocephalus, Newport. {Geophili maxiUares, Gerva 



tegmentum cephalicum angustissimum, elongatum, quadratum, latitudinr plus dupJo Ion 

 gius. Antenna subapproximata?, articulis obconi. tent* bavlare svMasila. 



coalita, pedum par anticum gerentia. MandiMa incrassaf a . prominentcs. margli 

 terno denticulate. Corpus sensim attenuatum. 



1. Mecist. ferrugineus, Koch, Deutschl. Crust. Myriap. to. heft .3. no. 1. 



2. Mecist. maxillaris, subvillosus, capitc antennisque ferrngineis, corporc pallid;- flav 



dum paribus 46. 

 Geophilus maxillaris, Gerv. in Ann. Sci. Nat. Janv. 1837. iP- -• 

 Hab. Prope Parisios. 



.i. Mecist. punctifrons (Tab. XXXIII. fig. i;.),capite saturate dSflUlieo, tegmento oephft- 

 lico mandibulisque profundi punctatis, corpore testaceo, mandibulis dent.bus duobu. 

 acutis magnis, pedum paribus 49. — Long. unc. 2 T ^. 



Mecist. punctifrons, Newp. in Proc. Zool. Sac. Dec. 13, 1842. p. 179. 



Hab. In India Orientali, prope Maderaspatanam. v. in Mm. Brit.) 



A. Mecist. Guildingii (Tab. XXXIII. figs. 18, 19.), capite ferrugineo, - ^'lico 



