506:
454:
476:
757:
33:
911:
42:
63:
1121:
842:; Djukung specimens are in the Zoological Museum in Amsterdam; and topotypes from Bajutan are in Chicago Natural History Museum, no. 97806, and in Butot and the Zoologisch Museum, Amsterdam, Some additional material from Kangean Island (USNM 468416, Paravicini!) was seen after the description had been written.
441:
The shell is solid, polished, amphidromine, moderately large (45–55 mm) high, usually with a dark varix. Lip and callus white; ground color white, orange, yellow, or yellowish-green. Many specimens with interrupted or continuous radial brownish streaks covering part or all of the whorls on the
790:
Remarks: The problem of how to treat insular populations which show minor divergence from the main stocks is far from being satisfactorily settled. The intense coloration of the
Kangean populations shows a minor difference from the main populations and Laidlaw & Solem (1961) have recognized it
1171:
Linnaeus, C. (1758). Systema
Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio decima, reformata [10th revised edition], vol. 1: 824 pp. Laurentius Salvius:
786:
Description: A brilliantly colored series of populations with highly polished shell surface. The general intensity of the coloration and the strong polish are the only features separating this race from the other subspecies.
744:
Lamarck, 1822, has wavy brown bands running over the entire whorl. The bands are interrupted in the middle of the whorl by a narrow spiral band of the ground color. This variation is found in all parts of the species
976:
This weakly characterized race differs primarily by its intense color, strong color zone, and slight white margin at the suture. Of seventeen shells collected in May, 1954, by
Hoogerwerf at
835:
772:
855:
Remarks: The shell is white with rather numerous brown flammulations that become confluent on the base, elongate, and quite slender. Apparently it is a white derivative from the
791:
with a subspecific name. For purposes of future reference, they selected as holotype a shell with a color pattern quite distinct from any which have been named. Thus, the name
980:, Bawean Island, ten were dextral and seven sinistral. Three lacked a varix, one was grass green in color, three were whitish, and thirteen had yellow ground color. The name
892:, the numerous wavy brown flammulations that are partially interrupted by a yellow peripheral color band, and the solid shell are characteristic. This variety is similar to
900:
voyage is questionable, and it is quite possible that the Perak records of De Morgan are in error. The only certain localities are the
Singapore area and Riau Archipelago.
642:. Instead of flammulations and a basal purplish zone it has a pale green or greenish-yellow base which is only slightly darker than the greenish-yellow or citron-colored
939:
is quite variable in color, ranging from white to dark (see
Pilsbry 1900, pp. 162–163). Possibly some of the material that Jacobi (1895) dissected under the names
534:
Dillwyn, 1817 (not Martyn, 1784), is usable for the orange-colored (instead of yellow) monochrome shells found on Java and
Celebes. Apparently an individual variation.
734:
von
Martens, 1867, has continuous, rather narrow, straight brown bands running from the suture to the bottom of the whorl. It is known from Bali, Borneo, and Celebes.
599:
921:
614:
from East Borneo. The flammulations above the periphery are reduced in number. Possibly this may prove to be a subspecies, but not enough data are available.
558:
577:
947:
belongs here, but the shells were not figured and their location is unknown. The South Natuna Island record needs confirmation, while specimens from
724:
Linnaeus, 1758, is a solid yellow shell with black varix and narrow black band behind the peristome. It is known from the whole range of the species.
385:
977:
882:
594:
Pilsbry, 1900, is based on a stout variant of the interruptus pattern, whitish in background color, and rather similar to the
Javanese subspecies,
549:
381:
568:
complex and the lower parts of the whorls are yellow, with or without narrow, wavy, reddish-brown flammulations. The original specimens in the
1286:
1182:
827:
562:
Butot, is quite different and the actual locahty of aureus is still unknown. The shells have a wide, white zone below the suture as in the
1007:
MolluscaBase eds. (2020). MolluscaBase. Amphidromus perversus (Linnaeus, 1758). Accessed through: World
Register of Marine Species at:
948:
860:
776:
1260:
1154:
Schileyko, A. A. (2011). Check-list of land pulmonate molluscs of
Vietnam (Gastropoda: Stylommatophora). Ruthenica. 21 (1): 1-68
896:, but has only partial interruption of the stripes by the color band and has the purple apex. The Biliton record from the early
1358:
1363:
795:
can at least be used for the color variation if it is decided to include the Kangean populations in the nominate form of
544:
Martyn, 1784 — It still have not been reported from a precise locality. It was based on three shells collected by Sir
628:
Müller, 1774. At best it might be considered a slightly different stage in an almost continuous series of variations.
1291:
696:
P. & F. Sarasin, 1899 is snow-white with a black varix and black mark behind the peristome. It is an "albino"
292:
178:
831:
710:
von Martens, 1867, is an unfigured variety which probably can be equated with squat individuals of the typical
603:
569:
1330:
62:
1160:
Rensch, B. (1938). Neue Landschnecken von der Insel Penida. Zoologischer Anzeiger. 123: 10/12: 302-306.
1317:
1176:
1008:
1157:
Vermeulen, J.J. & Whitten, A.J. (1998). Guide to the land snails of Bali, 164. Leiden: Backhuys.
984:
Fruhstorfer, 1905, refers to white shells with a very dark color band. This variation is similar to
863:, East Java (Butot, Chicago Natural History Museum 72404) ranged from 43.5 to 48 mm in height.
505:
564:
498:
undoubtedly offers the greatest array of discretely variable color combinations of any species of
453:
1124:
664:, and brownish flammulations that are somewhat interrupted on the periphery and do not reach the
434:
species, the lip is internally thickened, forms a "roll" in its expansion, and has a very heavy
1202:
660:
Müller, 1774, has a purplish or brownish zone on the base, a yellow or whitish patch near the
475:
1304:
661:
157:
1353:
1247:
910:
576:, but the locality remains a mystery. Note: Martyn's work was invalidated by action of the
826:
Paratypes: Specimens were seen from several localities on Kangean Island. The shells from
678:
von Martens, 1867, is an unfigured variety from Bali and seems to be intermediate between
8:
1020:
859:
stock, which may have a definite geographic separation in Bali and Java. Material from
665:
264:
233:
187:
57:
1132:
1299:
1234:
756:
874:
1239:
32:
780:
643:
435:
405:
114:
423:
are amphidromine (left-handed and right-handed snails occur in the population).
1225:
955:(CNHM 72427), are referred by Laidlaw & Solem (1961) with some hesitation.
952:
889:
1170:
41:
1347:
966:
288:
174:
545:
409:
397:
256:
700:
which is common in the Celebes and sporadically seen from Java and Borneo.
1273:
624:
von Martens, 1867, was considered by Pilsbry (1900) to be identical with
134:
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246:
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1009:
http://www.marinespecies.org/aphia.php?p=taxdetails&id=1026814
1325:
996:
This article incorporates public domain text from the reference
389:
358:
242:
225:
1252:
611:
401:
366:
84:
638:
von Martens, 1867, probably is a derivative of the Celebesian
580:, varietal names are not accorded legal status and the use of
1312:
878:
839:
970:
932:
374:
362:
1120:
392:
needs confirmation. Probably it has been introduced into
924:; possibly the South Natuna and Anamba Islands also.
958:
903:
578:
International Commission on Zoological Nomenclature
866:
845:
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1115:
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749:
49:Abapertural and apertural view of the shell of
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1037:
1035:
1033:
783:. Collected by Hoogerwerf on August 20, 1954.
1183:National Center for Biotechnology Information
852:Range: Central and East Java, possibly Bali.
598:. It was described from South Borneo in the
1030:
479:apertural view of the shell of paratype of
931:is absent; otherwise this is close to the
40:
31:
909:
799:. Besides the nominate color pattern of
755:
650:but differs in the darker basal portion.
504:
474:
452:
606:63377), but there are specimens in the
1346:
396:. Subspecies recognized here are from
1201:
1200:
823:pattern were seen on Kangean Island.
584:is as a convenient term of reference.
1331:9DDCCD77-E9CE-49F3-891C-FE3909D29B69
1318:768024CA-51CE-E4F3-416F-44D0C51983B2
1001:
415:
263:, by the subsequent designation of
197:Amphidromus (Amphidromus) perversus
13:
202:accepted, alternate representation
14:
1375:
1164:
960:Amphidromus perversus rufocinctus
332:Amphidromus perversus rufocinctus
1178:Amphidromus perversus natunensis
1119:
937:Amphidromus perversus natunensis
915:Amphidromus perversus natunensis
905:Amphidromus perversus natunensis
646:. It is most similar to typical
324:Amphidromus perversus natunensis
61:
868:Amphidromus perversus melanomma
847:Amphidromus perversus emaciatus
760:apertural view of the shell of
738:Amphidromus perversus perversus
728:Amphidromus perversus perversus
718:Amphidromus perversus perversus
704:Amphidromus perversus perversus
690:Amphidromus perversus perversus
672:Amphidromus perversus perversus
654:Amphidromus perversus perversus
632:Amphidromus perversus perversus
618:Amphidromus perversus perversus
588:Amphidromus perversus perversus
538:Amphidromus perversus perversus
528:Amphidromus perversus perversus
521:Amphidromus perversus perversus
510:Amphidromus perversus perversus
457:apertural view of the shell of
348:
316:Amphidromus perversus melanomma
308:Amphidromus perversus emaciatus
284:Amphidromus perversus perversus
1014:
927:The yellow peripheral band of
836:Zoological Museum in Amsterdam
832:Chicago Natural History Museum
773:Zoological Museum in Amsterdam
604:Chicago Natural History Museum
340:Amphidromus perversus siglerae
1:
991:
430:and most other thick-shelled
270:
1359:Gastropods described in 1758
986:Amphidromus perversus butoti
877:near Singapore and possibly
766:Amphidromus perversus butoti
751:Amphidromus perversus butoti
481:Amphidromus perversus butoti
463:Amphidromus perversus butoti
300:Amphidromus perversus butoti
275:There are six subspecies of
7:
1364:Taxa named by Carl Linnaeus
10:
1380:
803:, shells referable to the
1209:
303:Laidlaw & Solem, 1961
193:
186:
163:
156:
58:Scientific classification
56:
48:
39:
30:
23:
565:Amphidromus atricallosus
1137:: a synoptic catalogue"
941:Amphidromus interruptus
775:. The type locality is
572:appear to be a form of
1133:"The land snail genus
917:
768:
600:Bandjermassin District
570:Natural History Museum
516:
488:
470:
211:(original combination)
1211:Amphidromus perversus
1191:Amphidromus perversus
913:
759:
574:Amphidromus perversus
508:
496:Amphidromus perversus
478:
456:
428:Amphidromus perversus
421:Amphidromus perversus
355:Amphidromus perversus
277:Amphidromus perversus
253:Amphidromus perversus
221:Amphidromus perversus
167:Amphidromus perversus
51:Amphidromus perversus
25:Amphidromus perversus
1189:photos of shells of
922:Great Natuna Islands
888:Remarks: The purple
834:, no. 97808, in the
388:. Its occurrence on
16:Species of gastropod
945:Amphidromus chloris
519:Color variation of
311:(von Martens, 1867)
918:
769:
559:Amphidromus banksi
523:include 12 forms:
517:
489:
471:
265:Eduard von Martens
1341:
1340:
1300:Open Tree of Life
1203:Taxon identifiers
1141:Fieldiana Zoology
493:
492:
416:Shell description
344:
336:
335:Fruhstorfer, 1905
328:
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228:of air-breathing
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200:(Linnaeus, 1758)·
149:A. perversus
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1027:2nd ed., p. 184.
1018:
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1005:
875:Riau Archipelago
548:, supposedly on
449:
448:
442:lower spire and
380:Absent from the
353:Distribution of
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319:(Pfeiffer, 1852)
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754:
436:parietal callus
418:
406:Kangean Islands
386:Panaitan Island
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115:Stylommatophora
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1165:External links
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885:off Borneo.
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819:and typical
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805:infraviridis
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467:infraviridis
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410:Riau Islands
398:Great Natuna
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349:Distribution
339:
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327:Fulton, 1896
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257:type species
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135:
50:
24:
18:
1354:Amphidromus
1274:iNaturalist
1135:Amphidromus
857:interruptus
813:rufocinctus
809:infrapictus
680:interruptus
658:interruptus
640:infrapictus
626:interruptus
622:infrapictus
554:Amphidromus
552:. The only
500:Amphidromus
432:Amphidromus
343:Thach, 2018
261:Amphidromus
234:terrestrial
136:Amphidromus
1348:Categories
992:References
982:sankapurus
828:Sepandjang
771:Holotype:
592:borneensis
444:body whorl
271:Subspecies
247:Camaenidae
230:land snail
125:Camaenidae
105:Gastropoda
929:melanomma
838:, and in
821:perversus
797:perversus
732:strigosus
722:perversus
712:perversus
698:perversus
662:columella
648:perversus
608:Naturalis
596:emaciatus
394:Singapore
240:gastropod
237:pulmonate
143:Species:
81:Kingdom:
75:Eukaryota
1226:Q4748268
1220:Wikidata
1131:(1961).
1129:Solem A.
1023:(1860).
898:Samarang
894:sultanus
817:sultanus
762:holotype
742:sultanus
714:pattern.
684:sultanus
485:sultanus
483:showing
465:showing
459:paratype
371:Sulawesi
357:include
289:Linnaeus
267:(1860).
188:Synonyms
175:Linnaeus
121:Family:
95:Mollusca
91:Phylum:
85:Animalia
71:Domain:
1326:ZooBank
1305:7500440
1292:2202199
1266:8823723
1253:4895551
1172:Holmiae
965:Range:
949:Siantan
920:Range:
873:Range:
861:Kedewan
830:are in
777:Bajutan
390:Sumbawa
359:Sumatra
255:is the
243:mollusc
226:species
131:Genus:
111:Order:
101:Class:
1279:509466
1185:(NCBI)
1127:&
801:butoti
793:butoti
745:range.
708:obesus
694:niveus
668:above.
666:suture
612:Leiden
582:aureus
542:aureus
514:niveus
402:Bawean
367:Borneo
1313:Plazi
879:Perak
840:Butot
676:mitra
644:spire
532:aurea
224:is a
1287:NCBI
1261:GBIF
1240:D2N5
971:Java
943:and
933:Riau
890:apex
881:and
682:and
408:and
384:and
375:Bali
373:and
363:Java
361:and
293:1758
232:, a
179:1758
1248:EoL
1235:CoL
1181:at
764:of
740:f.
730:f.
720:f.
706:f.
692:f.
674:f.
656:f.
634:f.
620:f.
590:f.
540:f.
530:f.
512:f.
461:of
426:In
365:to
1350::
1328::
1315::
1302::
1289::
1276::
1263::
1250::
1237::
1222::
1144:41
1139:.
1032:^
988:.
973:.
969:,
951:,
815:,
811:,
807:,
779:,
610:,
502:.
446:.
438:.
412:.
404:,
400:,
377:.
369:,
291:,
279::
249:.
177:,
686:.
602:(
295:)
287:(
181:)
173:(
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