TIIK MYKI.VrODA oF NOKTII A.MKUH A. 77 



« 



modrniti'Iy I:ir^'o. Veiitrul |»hit«'S with a distiiirt inediaii siih'us; jmucs 

 on postrriiir part. First pair of Ii'^.h niodoratcly sliort, aiitnior ami 

 postnior Hiilirrjiial. I*ost«'rioi' i-oxa- stroii;rly iiitlat«M|. pon-N laiyr ami 

 small, about twclvr. Anal U';;s ^*\' tlic I'niiaU' slriHln. claw lai;:«'. 

 Pairs ot' le^s of fiMiialt' i.i. Length of fi'iiiale ;»7""". 



I/ahifat.—Uttlv IJork. 



This speries i.. namt^d in honor of Di. .1. ('. IWannci-, Statr ^'eolo;;ist 

 t)f Arkansas. 



Tin' colhMtioii CO! tains one specimen of this species. It is related 

 to hothriifjut. bnt Is di .tin<;uishe(l by a smaller nnmber of le;;s and its 

 lar^e ])oaterior coxa and poreH. 



22. Oeophilus perforatus 0I*'N<'>11)- 



Sriinidila pcr/onitii. McNeill, Pior. I'. S. Nat. Mil!*., 3'_'."), \XK', ( I'niBiMola, I'la.) 

 Abundant thronj^hont the State. 



23. Oeophilus okolonae, sp. imv. 



Frontal plate absent; anal pores ab.sent. Fnlvoiis. head and antennae 

 (larkest. Rather slender, -very sli«jfiitly attenuated anteriorly and p(»s- 

 teriorly, smooth, very sparsely jtilose and punctate, rrehcnsorial feet 

 .smooth, punctate, sternum wider than lon^i (4 :'{..")); <-oxa of about (Mpial 

 length and width, unarmed; claw moderatidy curved; teeth alm«>st ob.so- 

 lete. Oephalic plate slijihtly hniger than wide, suboval, posterior nnujiin 

 truncate, sparsely punctate and pilose: prebasal plate exposed; basal 

 plate much wider than lonj; (">:-). Antenna- shoit, penult and ante- 



Miult Joints not noticeably shortene<l. Dorsal plates distinctly bisul- 

 cate. Anterior si)iracle rather hn <;«', oval, oblicpie, median and pos- 

 terior smaller. Ventral jdate with an indistinct median sulcus; pores 

 not manifest. First pair of lej^s short, anterior and jtosterior subcipnil. 

 Posterior coxa .scarcely inflated, pores absent: last ventral j)late wide, 

 .side moderately conver^iii};-, not densely pi lo.se. Aiiai lej^s jnoduced, 

 armed, lather densely jiilose beneath, crassate. Pairs of legs of male 

 (Jl ; of female iKi. Length of body 40""". 



Habitat. — Okolona. 



There are two adults of this species in the collection. It is separated 

 from other Xorth Ameri<;au species by having no coxal pores and tiie 

 prebasal plate exposed. 



24. Geophilus salenieiisis Kolliiian. 



1 hav(^ seen one specimen that was collecte«l near Little Ifock by .Mr. 

 Ilutcherson. 



25. Cryptops hyaliiius Say. 



('iiipti>iin hjialinn Say, ,l<mni. Phila. Aoud. Xat. Sii.. in, l!S2(t ( K. 1- Ituida) ; .say, 

 Oeuvre.s Eiit., s\u 3. 1822; Newport, Traii.s. Linn. Soc. 109, IStl; Ne\v|M(it, 

 Cat. Myr. Hrit. Mns. Cliil. HO. IS.IH; Wood. Trans. Anier. riiilo.x. Soc. IGX, 

 186."); Underwood. Knt. Anicr.. (w, 1887. 



Cryptopn hi/alinus Koch, Syst. d. Myr., ll'j, 1847; Gervais, Apti-res. iv, 293, 

 1847. 



