- 40 - 



Tah. VII. Hg. 9 t-r IH.) ae(|nf ac ca , (|uniii Tal.. iKrstra \T. H-. 1. "J. ;i oftert. 

 Jaiii liabeiiui.s eain e \iiru.< ]ilau'is Africae (jeeideiirarw, rei:iniie seilieet Liiaiidae et 

 BengLielae, ex insniis Fayal er St. ^'ineent. ('Iai\ ainieiis Alhers Berolineiisis nni>ei-- 

 rinie statu snljfbssili eani ex itinere ad iiisnlani .Madeiraiii remlit niiliii|iR' lienevole 

 eomniiinieavit. Haud raro iladcin in terra <|uailani tdHicea ad iiaguni Canieal in 

 peninsnla San Lorenzo dicta occurrit , ciini llelice deliiliinnla Lowei. tliiarella ^Vclili 

 et Bert. aliisi|iic istis .speciebns adniirandis Madereiisiliii.s cdiiiniixta. Ita(|uc cniiii con- 

 stat. lianc eoclileam iiervarialiilein in nuigna Afrieae oeeiilentalis ]iarte uli\enire. 



Varietas de i|ua sernici, non solnni a Patella margaritacea. scd eliani a seii- 

 tellari et coerulea ]iraesertini testa valde deiiressa, eostis cras>iorilms as]icratis iii 

 jiullis ]ileruni(|ue disrinetissime siinaiiioso-eeliinatis et aiiiee ]iarvulo, saejiins mamillari 

 distiaguitur. Facies intcrna eoloi-c coL-rulcseente, niedio lacteo tineta. ]Margo aeutns 

 cremilatus, iiiterdum snbangnlatns , ita nt iirimo adsiieetn a Patella margaritaeea et 

 extremis aliarum varietatum tbrmis bene ditH-rre videatur: attanien sensim in eas 

 transit. 



107. Patella Guineeiisis Dkr. 



riflr Tcib. tioslr. \ 11. Fuj. 10. 21). 21. cl rar. iii vndvm Ttib. Fir/. i. 2. 3. 



Testa ovalis, interdum elli]itiea, snbele\ata , solidiusciila , coneentrice sti-iata 

 et subrugo.sa. costis radiantibus cuiitertis inae(|ualibu> siibnodosis, iiartim obsolctis 

 instrneta, lute(j-aiirantia . fiisco \ariegata et radiata: vertex iirominnlus antrorsum 

 inelinatus snbmamillaris ad '.\ loiigitudinis situs: facies interna luteo-anrantia. centrum 

 lacteiim et liiridnm; margo acntus vix crennlatus fere simiilex. — Loiig. 1 jioll. 1 liii. 

 Long. lat. alt. zz lOO : SS : 30. 



Habitat ad Loandam. 



foclilea ambitu |ilcruni(|iie t(.'re exacte (i\ato, interdnm elliptico et margine 

 uiidi(|ue ineumbeiite cnm niilla alia s]iecie. (]iiae iiobis iimotuit, jimgenda est. Plura 

 adsnut exeiii]ilaria iii eodeiii litore lecta, iiaullnlum latiora, omniiio majora, einerco- 

 Ha\a macnlis(|iic fu-.cis irrcgnlaribus ads]iersa et eostellis scabris exas]ierata, (|iiae 

 fortassc ad aliam s^iccicm ]iertiiienr, cum et interna liicies difterentias (|uas(laiii jirae- 

 beat, s(jd difticile est dijudicatu, iium siiit varietates, aii ]iertiiieant ad ]iroiiriam 

 (juandam s]icciem. — ^'arieras, (jiimii exliibeiit figurae L :.'. ?>, suiiciiicie subasiicra. 

 margiiieiii vcrsus snbiiiibricara . anibitu fere elli]itico. maculis radiis(|iie tiisris magis 

 liers|>icuis ^r colore eineiV(i-lla\ o diftert. 



