Die Gattung Paludomus auct. (Tanalia, Stomatodon, Philopotamis, Paludomus) (Melaniaceen)

발행: 1880년

분량: 81페이지

출처: archive.org

분류: 미분류

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vol striis in eromonti tenuibus vix striatulus. Apertura O Vata, Superne acuminata, basi rotundata, intus alba, vel pallide late bisasciata; columella arcuata, crassiuscula. Operculum typicum. Coll. mea).

Taf. 7. Fig. 7. 7 a. 8.T. OVnto - turrita, cra88a, fusco - olivae ea unicolor, adulta luto nigro induta. SpiraeXSerta, plerumque erosa; an s. 2 2 - 4 uniformiter conveaei, omnino laevigati; ultimus OVRlO- globosus. Apert. parva, ovat O- acuta, superne acutiu8cula, baSi rotundata, margine dextro regulariter arcuato; pori stomate in adultis Daque cculoso - incra88ato, rufo -limiato. opercul. fide Isset.) nigrum, Corneum, nucleo ad marginem Sinistrum posito, striis Obscure concentricis circumdato. Coll. mea).

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, T. glob08O-OVata, temtau8cula, oliva ea, longitudinaliter obsolete striatiua; spira brevis , apice erosa; anfractus 5 convoXiusculi, rapide cros contes, sutura distincta separati, ultimus magnu8, altitudinis superans; apertura ampla, ovata, Superne acuta, bre8t pctu lulum attenuatus margine dextro simplice, acuto, regulariter arcuato, VerSus baSin Subpro ducto, intus albo - eaorulescente; columellari leViter arcuato, albo - lutescente, in craSSato. Oporculum concentrice tam sellato - costulatum, nucleo marginali 0Xcavato. - ISSel .

Tas. 7. Fig. 9-1 l. T. 9l0b08u, 80lidula, intonse brunnoo- olivaesa; aetate juvonili virescente obscure bi- fasciata. Spira brevi88ωὶa, erosa, anfr. 2 1- 3 persist. convexiusculi, rarius infra Suturam depre88iusculi, rupide crescentes, longitudinalitur tentie et confertim inciso-striati, et striis incrementi exilibus obsoloto decussati; an . ultimus maXimus, inflatus, regulariter c0Π-VeXUS. Aperi. late OVata, superno acutius ciala, basi lat se rotundata, intus alba, fasciis 2 3

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ornata, vel transvorse brunnoo irregulariter Shrigatim tincta; margine dextro valde arcuato, dilatato, acuto; columella lata, alba; cali 0 patietati c0n8picuo praus sertim ad angulum sup0rum apBrturae. - Opereul. typicUm. Coll. mea).

Hab. TPavancore sBoddome). Ind. mprid. Hanley).φ Palu domus rotunda Blans. Journ. Asiat S. Bengat. Vol. 39, pars. II. 1870 P. 10. Blans. Contrib. Ind. mal. XI. pl. III. s. 2.Hant. Thoob. Conch. Ind. t. 108 f. 2.

' Τ. non rimata, globosa, rotunda, solida, epidermide fusca induta, sublasvigata, striis incremonii set tiris subobsoletis confertis, minutis, spiralibus, decussantibus signata. Spira brevissima; apice ero Aulo; sutura vi X impressa. Anfr. 21 ε - 3 rapide crescentes, primi parum convexi, ultimuS VRlde major, tumidus, antice non descende S, subtus convOXus. Apertura subOvalis, po8tice angulata, Obliqua, intus fasciiA 2 - 3 intrantibus ornata; peristoma simplex, acutum, margine basali eXpansius culo; columella albida, cnllosa, lata. Opercul. normale. Alt. 15; diam . maj. l4 Mili. - Habit. In regione TraVancorica.

T. glob080- turrita, turgida, laevigata, ca8taneo usca, nigro 4-5 fasciata; fasciis extus parum conspicuis, intus autem distinctis. Spira breviter turrita poene omnino erOSa; anis. pergist. 2-3 convexi, infra suturam planiusculi et nonnunquam striis 1 - 2 incisis obsolutis instructi, doinde laevigati; anfr. ultimus insatus. Aperi. ampla, late ovata, Superne ViXangulata, fasciis intus perlucentibus; columella in crassata, parum arcuata; margine deStroarcuato, tenui, acuto. - Opereul. typiciam. Coll. men).

I. 25.

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' Τ subacuminato- turbinata, spira prominente; anfrael. rotundatis, superne gubeXcavatis et obsolete lineatis; apert. parvR; castaneo - fusca immaculata. - Habit. Ganges Wester-

11. Paludomus regulatus BenAOD. Tas. 7. Fig. 14-17. T. ovato - turrita, solida, Virsenti- vel lutos conti- olivacea, fasciis 1-4 nigris latiusculis varie Ornata. Spira EXSerta, plerumque paulo erosa, vel subintegra; an . 4-6 convoxiusculi longitudinaliter inciso-striati, inter8titiis planis; an D. ultimus magnus, Ovoi deus, sulcis in rasuturam positis 2 - 3 magis eXpressis. Aperi. ovata, superno vix acuminata, basi rotundata, alba, fasciis conspicuis; margine dextro acuto, in adultis su bin crassato, parietati prae- sortim ad angulum superum aperturae calloso; columella in crassata, modice arcuata. Oporculum typicum. Coll. mea).

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' Τ. OvRlO-acuta, solidiuscula, regulatim distinete spiraliter sulcata, interstitiis latis, planatis minutissime confertimque decussato - striatis, sulcis 2-3 prope suturam latioribuS, profundioribus; pallido lutea, fasciis sub 4, hsertia latiori ornata; spira elato-conica, apice acuto, an fraef. 6 convexiusculis, ultimo i 2 testae vix superante; aper t. Verti eati S, OVnta, SuPerne angulata, albida, intus 4 fasciata, peristomatis margine dextro recto, acuto, aetate intus vi X inerassato - mstrginato, parietati calloso, columellari versus basin subdilatat O-appreSSO.

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letis, lira infra suturam posita magis expressa; anfr. ultimus fasciis 4 intense nigris ornatus, quarum Supera suturalis et duo inserae basalos, subaequales, secunda autem duplo latior, et in aportura distinctissima est. Columella alba. - Operculum, parto nucleolari conspicuo elevata et rugosa, limbo distincte Sed tenue gran08o. EX. Descript. anglic.). Long. maX. 29, diam. max. 22 Mili.

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T. globo8e Ovato-turrita, crasSa, fuSco-Olivacea, Ob8cure fasciata. Spira exserta, valde erosa; an D. perSist. 3 2 conVexi, Sensim crescentes; ultimuΗ obe80-ovatus, fasciis modiocribus1-3 ObScure ornatus, regulariter conveXus, laevigutu8, infra suturam lineis incisis 2-3, nonnunquam basi linois obsoletis nonnullis incisis instructus. Apertura late OVata, Superne

vix angulata, basi late rotundata, intus alba, fasciis dilute perlucentibus. Columella parum

sum, planum, nucleo submarginali, striis incrementi erecte foliaceis; paginas inturnas pars nucleolaris elevata, granO8O- rugosa, brunnea, limbo polito, nigerrimo. Coll. mea).

' Ρaludomus ornatus Bens. ADD. Mag. 1858.

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' Τ. ovat O - corticu, solidius stulta, laevius ei la, striis remotis obsoletis cincta, infra suturum marginatam bisulcata, luteo - oliva ea; fascii 8 4 fusco-eastati eis: suturali angusta, SecUndiu lati SSim B, quarta in Onspicua, ornata. Spira conica, apice eros O, aula. 4 Superstitibus conveXiS, ultimo ala feρtise vix superante; aperi. vix obliqua, ovain, fauce caeruleo - albidis, 4 faScitata, Superne tanguinta, angulo intus calloso, peristomate tenui, acuto, mRrginibus

turam 2 - 3 Sulcata, lutoo- olivacua, nigroscunt0- castanseo fasciata, fasciis 3 latioribus; spira breVi, a Pice erOSO; anfr. 2 superst. convoxis; ultimo tostae superante; apert. Obliquao Vatis, Superne acute angulata; fauce 4 fasciata, poristomato tenui, acuto, margine deaetro superne declivi, medio valde arcuato, columellari incrassato, dilatato, appre8SO, BStus fuScat0, intus albido, compressiusculo; callo parietati mediocri. - Ο porcul. typicum.

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' Sheli smali, very thili, spire depressed, in Shape closely resembling the European Littorina obtusata; only two Whoris, the other decollated in both young and old specimens; smoothmith a lam irregular striae at future; columella very thich, pure White; aperture AOme-What compressed as in typical P. labiosa, not globosely expanded as in Blans ordiana; in ali tho ten specimens found only three instend of four banes, the upper one exceedinglybro ad, covering nearly half the last Whori, the middie one narrow, thel basal one bro ad, but not diffused over any part of thse columella; these bands are of the most intenso blachwithin the aperture, suen in very old thi est specimens. Epidermis unus ually thich, darkolive green, closely covered mitti regular raised pustules of a lighter colour. - YaylaymaW

T. Ovato-turrita, solidula, lutescenti- olivacea, Varie fa8ciata. Spira exserta, valde prosa; RΠh. perSi8t. 3 4 Sensim crescentes, conveXi, infra suturam marginatam angusto constricti deorsum regulariter c0nvexi, longitudinalitor obsolete et irregulariter tirato-striati, stria infla

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suturum magis distincta; anfr. ultimo oVoideo, fasciis 3 4 ornato, quarum basali plorumquolati0ro. Aportura Ovata, Supei ne ViX angulata, basi rotundata; columella parum arcuata, callo parietati crassiusculo, marsi ne deStro regulariter arcuato, obtuso, intus crenulato. Oporculum typicum. Coll. mea).

' Τ. Oblongis, Spira Subelevatu, anfr. convexis, longitudinaliter lirato-striatis superne leviter depressis et murginatis; uperi. mediocri; virescenti-olivacea, rufo-nigri caute irregulariter

Τ. mediocri8, globo80-turrita, solidula, luteo- vel virescenti-olivacea, unicolor Vol l0ngitudinalitor hic illic fortatim brunnso punctata, punctis saopo in strigas transversas Ordinatis.' ira Sati8 elata, Saepe Subconcave acuminata, orosa vel integra, acuta; anfr. 7-8 erosa 4 53 conVOXi, Superne concavo-constricti; 8utura marginata', supremi liris elevati8, longitudinalibu8 careniformibus nonnullis ornati; ultimus globulosus, sublaevigatus vel ob80lete Sparsim cri8pato-striatus. ad periphoriam suopo linois 3-4 olovatis cinctus. Apori. OVRta,

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