NO. ii7r.. 



hs(H'<H)ti OF TiiK rAcU'ja coast— hiciiajujuon. 



845 



39. IDOTEA UROTOMA StimpHon. 



Idotni Kiotoma Stimi-hon, I'iuc. Ai-.kI. NjiI. Hci. I'liil.i., IHdl, |i. iri.'..— Miiciis, 

 .loiiih. l-imi. Soc. London, XVI, lHK:t, p. 111. 



lltihlUU. — I'lliiC^t, Soil IK I. 



40. IDOTKA KICCTIIJNKATA I.uckin^.'toll. 



Idotea rocMlinmla liOCKlNdiON, I'roc. (!iil. A(iiul. Hci., VII, IM77, I't.. I, |». IKi. — 

 MliciiM, .loiini. iiitiii. Hoc. London, XVI, IMHU, ji. .'M. 



Ilahiial. — AIoii^' Mu^ I'iicKic, coiist (Voiii 1 1 iiiiiboldl, (/oiiiily, California, 

 to i']n.s(iiiii(lii, liowcr (Jiiiloi'iiiii. 



l''rom iiii (fxainiiiJitioii of Hjx'ciirM'ii.s, tlii.s HpiM-ii^.s, \vlii<'li Micih' Njiys 

 Ih Rcarccly to ho (liHtiiifjiiislicd Croiri /. (tehoUmHiH Hiaiidt, Im scon to 

 b(i Hixiciflciilly <liHtiiic,t. It (IKTci.s I'lorn /. 

 ocliolrnMH ill tlu'- proportions oC tlic, body, 

 /. rectilinaaUt, be-in;;' uiorci Hlendcr — about 

 (lv<^ tiin(5H its lon^ ;ih broad —wliilc in /. 

 (K-lioU'iiHiH tin', l<}n^tli i.s only Mirro and a 

 liair tinicH ^rcatiu- tlian tli<% width; in tlio 

 r(;ljitiv<', length of th(i Jintcniiii' to tlic, body, 

 an<! tlic. proportioiiH of tiic-. joints in the 

 ]>(Mhin(de oC the antcnnir, the antejinie m 

 I. ocJiolcnHiH leae.hin^' only to lh(^ poste- 

 rior margin of th^^ third thoiJiei<; seg- 

 ment/ (in :ill the sp(M-Jiiiens (examined) the 

 Joints ol' thc/ ])('diinel() bein^' shoit and 

 st.ont, whilc/ in /. reclilinaata tlie anternne. 

 e.xtcnd to the poslc^ior ni;ir;;in of t,lie (illh 

 thoracic; segment, tlnijoints ol" the imdiinele/ 

 bein^ loi>^ and shMider; in the form of the 

 ii,nl,('rior margin of IJk^ heiid, the (5X<;ava- 

 tion bein;,^ deepcir ;ind wid<M' in /. rarti- 



linca ta Ui'.ii\ in L ochotcnHiH ; in tin* sliape of th<nirsl, thoriuJe segment,, 

 whi(di in I .oclutlenHtH is produced laterally iitid has the anterolateral 

 uncles l,riinciit,(^, whih*, in I . rccUliiiaild. this Hc^nient is not, prodiicc^d 

 and has rounded antero lateral itn^les; in the si/e of the epiinersi, 

 whi(5h :ire iniicli niori; slender in /. r/wtiiiiundo, tlnm in I .ocliolcMHiH ; and 

 in t lui shape- of the terminal segment of the body, l,he posterior iiii^h! 

 of which in /. oc//,o/,<.'««//< is mor(5 iicute-, tin* line from the hitj^riil an;;i(i 

 to the- median nii^le- \n\\\\\i, (excavate?, while in /. rcvlUimnia this lim^ is 

 straight iiiid the mcdiiin iin;;le obtiis(>-. 



I'lii. 



M. IliolICA ItlCO'lll.lNKAIA 

 l.ncMNirioN. / 'I. 



Jcdii II. Jiiiiii. Hoc. London, ,\ VI, ISS.'J, p. .'(1. 



