660 



INDEX. 



riiUinnia nitiila, natl. . 

 I*. nodtrostHM, //«//, . 



P. set'lifroiis, (Conrad) /loll. 



P. trunoata, Hall, 



PUYLLOCAKIDA, 



PiHHoptU actitirotira. Hall, 



/'. oriuitut. Hall, . 



Plktiiuuytili'S, Hall, 



P. ponderotut. Hall, 



Pltarorhyncliut atteituntut, Coninil, 



P. cuneut, Conrad, 



P. trigoniUia, Hall, 



Potitionia alvetita, i^t>\\ri\'\, 



P.I arduita^ Conrad, - 



P. liraia, Conrad, 



P. tdlinoides, Conrad, 



PRJkCAItUIUU, Barrandt, 



V. deapectum, Ilarrandf, 



P. \eluitum. Sail, 



Pro<lucU:llu Uoydi, . 



PROUACitus, Meek, 



P. Amlrewtki, Meek, 



I*. cuneatu.-s, Hall, 



P. Ml^»uurieusi», Steallow, 



PKUKurNciii's, Hall, . 



P. anj^ulatuni. Hall, . 



1'. nasutum, H<iU, 



P. quadraluni, Hall, . 



PUUTHYK18, Meet, 



v. alala. Hall, . 



1*. elej^ans, Metk, 



1'. exula, Hall, . 



P. laiiueolata. Hall, 



P. planulala. Hall, 



PUUTUMVA, /foU, 



P. oblonga. Hall, 



Ptkkixka, OoUifuM, . 



P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 

 P. 



P. 

 V. 

 P. 

 P 

 /'. 

 P 

 /'. 

 P. 

 P 

 P. 



. xli\ , 473, 474, 

 xliv, 47a, 475, 477, 



(xU 



avi*. Hall, . 



Iii.-'ulcala, Conrad, 



Boydi, Conra<l, 



carili/ormu, llall, 



Clienuni|jfc>n»i8, {Conrad) Hall, 



concenlrica, Conrad, . 



coiLsiuiiliM, Hall, 



costulata, Uoemer, 



euneata, Conrad, . 



<Urtpanda, Hall, 



faiH'.tctilata, Ooldfutt, 



llaliella, Hall, . 



KnmdU, Hall, 



inlcrstrialis, Hall, 



longitpina, (Hall) S. A. Miller, 



|>in>;uis. Hall, . 



pUiualata, Conrad, 



prora. Hall, 



prottxta, (Conrad) S A. Miller, 



punctulaia, ConratI, . 



pygmaa, Conrad, . 



railianM, Conrad, 



reprobut, llall, 



retwr«a, llall, . 



rcrCTM, var. avi$. Hall, . 



rigida, RttU, 



PAGE. 

 . 477 



47.'> 



478 



476 



. 478 

 437 



. 4S7 



(xiT) ■ua 



. SM 



40J 



. 4(W 



409 



. S70 



37S 



. 441 



4<.4 



xsxvl, 4-27 



4J7 



. 4«7 



291 



Hi, SIU 



lii 



lii, 610 



lii, 510 



Xlvlll, 4».> 



xlix, 403 



. xlix, 403 



xlix, 494 



xl, 46U, mi 



xli, 4«1 

 xl, 4tiO 



xli, 4«0, 4(!J 



xli, 460 



III, Mt 



Hi, 509 



cix, lix,'i, 91 



1U3, lu7 



. XXX, 3.i9 



113 



. 51.5 



■02 



•273 



100 



93 



1)5, 98, lUI, 

 . xxiii, 



99, 



vli,9l. 



9-2, 93, 97, 



91, 

 102, 104, 105, 



42-2, 

 104, 



97 



93 

 98 

 01 

 96 

 179 

 Wt 

 481 

 107 

 183 

 467 

 614 

 425 

 72 

 105 

 105 

 101 



IHtrineat tuborbicularit. Hall, . 

 /*. trigueter, Conrad, 



P (Vcrlumnia) avis, Hall, 



P. (V. ) rcprolm, ai«, 



P. (V. ) revcrsa. Hall, 



l^TERINOI'KCTKN, Hall, 



P. 

 P. 

 P. 

 P. 

 P. 



I*. 

 P. 

 1- 

 P. 

 P 

 P. 

 P. 

 1'. 

 /'. 

 P. 

 P. 

 I'. 

 1'. 

 P. 



conspectus, Hall, . KJ, 



rrenicoslatiis. Hall, . 



crenulatut, llall, 



difcnatus. Hall, 



dispandiis. Hull, 



erectus. Hall. . 



exToliatus, Hull, 



ftlitcxtus, Hall, 



Berines, Hall. 59, (i-2, 



imbecilis. Hall, 



insons, Hall, 



intennedius, Hall, 



invalidus, llall, 



\ailua. Hall, .03 



iautus, llall, 



multiratliatus. Hall, 



Ncptunus, Hall, 



nodosus, Hall, . 



rcflexus, Hall, 



regidaris. Hall, 



spoitdylus, Hall, 



ttrictus, llall, . 



suljorl)iculai*is. Hall, 



terminnlti, llall, 



unilosus, Hall, 



Vorlunums, Hall, 



(Avicu!oi>cc,ten ?) strictus, Hall, 



xlll xvii,57, 

 U5, 06, r>8. Oil, 

 58, 78, 79, 



3-2, 62, M, «5, 

 72, 76, 



.i9, 60, 

 67, 

 03, 64, 66, 67, 



Ptero.vitks, McCoy, 



(Xlil) xvii 



1". inoptalus. Hall, 



P. Jarfa, (llall). S. A. Miller, . 



/*, muricatus, llall, . 



P, profundus, HttU, 



I*. ro.stratus, H^dl, 



/'. spinigerut, (Conrad) S. A. Miller 



/'. aubdecussala, llall, 



I'TYCIIODES.MA, Hull if' Whitfield. 



1". Knappinnuni, Hall if Whitfield, 



P.I minor, llall, 



P. minor, Hull, 



P. nanuni. Hall, 

 PTYCIIOPTEUIA, Hall, 



133, 



132, 134, 



PAGE. 



80 



. 265 



106 



. 106 



104 



248 



60, 



.31, 

 65, 66, 67, 75, 



74 

 81 

 78 

 67 

 77 



77 



61 

 70 

 69 



76 

 61 



68 

 67 



107 



69, 



44, 58, 77, 78, 



67 



70 



60 



68 



70 



66 



74 



80 



. 32 



72 



71,76,79, 106 



74 



161,208, OT, '239 



230 



. 1.58 



108 



239 



238 



177 



110 



3.52 



8.54 



363 



363 



353 



•206 



144 



143 



141, 143 



, 137, 138, 142, 143 



. 138 



152 



. ise 



142 

 140, ISO 



146, 147 

 . ISO 



147, 148 

 120, l:iS 

 131, 134 



135, 137, 145, 148, 323 

 1-29, 130 



237, 



xxix, 



xxix, 362, 



xli) xvii, 1-29, 

 130, 141, 



