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abne^mcnte ?S5inbungm, btcfc jtnb entwebec lints ^ obci.rccbtegcbtepct/ unb fonjl 
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mong^orn bergitcpen. ©ben btefe ptatte ^orm bracpte l^nen ben Seamen, ben SJ^ict unb 
(Bualtieri ^abcn, Cochleae depreflfae, ben bon ^ccflftov unb tnuUcb gebraucpfctt 
Seamen, Planorbis, unb ben 2fi'gcrtxnni|cben Orbis juwcge. ©onjt ^ciffen ftc 
nocf) Cornua ammonis fpuria, tnegen IBrer Tfe^nllcpfclt mtt ben ^cpfen ^mmong^br# 
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Pollillon, faufles comes d’Ammon, unb Im -^oUmtbijcbgn Pofthoorntjes, of Cornua 
Hammonis. 
5Biele unb bepna^e ble mc^reflcn bcr gewunbenen ©d;necfen befcblleffen ble Hvf 
belt an bcm ©eb^ube l^reg ^aufcg mif elnem ©aum, womit fic l§re ^tjnbung elm 
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ben, an wetepen ftep oben eln juttScfgefcBlagener ?![BuIff befinbet, unb er will baraug be# 
welfen, bap eg ble lepte ^Inbimg beg Tlmmong^orng fep. @le§c ble 9)?lneralogifcf;en 
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gleicben nocf; nie bemerft, unb man nimmt eg fo gar filr elne untriSgllcf;e ^a^r^elt an; 
bap pc nIe elnen iibergefd;lagencn ?a5ulp ober cinen ©aum l^aben. 
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anne^men^ fo mup man ble obere ©cite bon ber untern unterfcfjelben fonnen. SJian 
wirb pnben, bap bag ^oP^orn auf ber elnen ©elfe elne groPere SBertlefung ^at, afg auf 
ber anbern, bleje mef;r bertleftc ©cite nennen ble ©oncbpllologen ble obere, ble wenlgec 
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bap ber Slanb ber 9)iunboPnung oben allemal efwag ftSrjer Ip, alg unten, bocp pa^et 
blefeg le^terc nid;t auf atle ^opporner. 
2 )cc (Brcfle nad; pnb ble ^op^brner gat fe§r berfcpiebcn, man pat pe bon bee 
©rbPe ciner linfe big jur ©rbpe elneg ©ulbeng. l5)le grbpe ©ond^plle blefeg ©efd;lecptg 
aug unfern ^aPern ip ble €occineU|cfc»rtecPe, Helix cornea Linn. (n. XLV.) untec 
ben 5ellerfd;necfen auglanbifcper SlCaPer ip bag XX^tbber^Otn, Helix cornu arietis 
Linn. (n. XLIII.) ble grbptc unter alien ^fupeondjpllen, unb iSbertrlft fogac unfre 
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pfe^len eben blefeg ©efcfjlecpt nld;t, bod; berblenet bag XX5it)t>cr^orrt unter ben <tus^ 
wattigen S(upcond; 9 llen, unb ble CocciiteUfcbnecte unter ben inlanM|^ett, nad;p 
ben ©eefd;neden ben erpen SKang. £)}Ian^mal fommen aud; In blefem ©efd[;lecf)fe 
TIugartungen unb SOllpgeburt^en bor, ble auperbem unter alien ©ond;i;llengefcplecp# 
ten gefunben werben. ©g pnb Tfugartungen, eln 5 )rucf ober ©top, elne ^eu# 
gung 
