Coneuplecta microconus (Mousson, 1865)
“La petitesse de cette espèce et l'état un peu défectueux des deux échantillons que M. Graeffe a recueillis ne permettent guère de décider si c'est une vraie Nanine, du groupe de la N. conica [Hel.), Phil., ou une Hélice proprement dite. Elle se dislingue au reste de ses congénères de même grandeur par sa forme régulièrement conique et carénée. Les lignes décurrentes dont elle est ornée ne se découvrent qu'au moyen d'un fort grossissement. M. Gould mentionne, comme provenant des îles Fidji,
deux autres Nanines, que M. Graeffe n'a pas encore rencontrées, et que je me contente de mentionner.” (Mousson, 1865)
“The spiral striae are about seven or eight in number upon the penultimate and upper volutions.” (E. A. Smith, 1894)
“Three young specimens from Bunguran are indistinguishable from Bornean examples. S. perakensis, Godwin-Austen, very closely allied and S. angulata, Issel, is also very similar.” (E. A. Smith, 1894)
“The genus Sitala has not previously been recorded from Palawan. The specimens from this island are precisely similar to the Bornean examples.” (E. A. Smith, 1895)
Mousson (1865) original descriptions on Nanina microconus – “T. minuta, arcte perforata, conica, oblique striata, spiraliter perminutissime lineata, sine nitore, corneo-grisea. Spira exserto-conica, regularis; summo acutiusculo, parvulo; sutura simplici, paulo impressa. Anfr. 5½ convexiusculi, lente accrescentes; ultimus non descendens, acute carinatus, carina non compressa, subtus conicoplanus, in perforationem subito immersus. Apertura obliqua, lunato-rectangularis. Perist. rectum, acutum? marginibus ad carinam et ad columellam angulatis; columellari subverticali, vix reflexiusculo.”
E. A. Smith (1894) original descriptions on Sitala baritensis – “Testa trochoidea, pallide fuscescens, vix rimata, spira regulariter conica; anfractus 6, convexiusculi, lente accrescentes, striis spiralibus tenuissimis, lineisque incrementi obliquis sculpti, ultimus in medio acute angulatus, carinatus, inferne convexiusculus, spiraliter et longitudinaliter striatus; apertura parva, ad carinam angulata ; peristoma teuue, margine columellari leviter arcuato, incrassato et reflexo.”
Möllendorff (1897) original descriptions on Sitala javana – “T. rimata, sat elate trochiformis, tenuis, pellucida, subtiliter striatula. lineis spiralibus sat confertis cincta. Spira subregulariter conica. Anfr. 5½ modice convexi, ultimus sat acute carinatus. basi planior, sublaevigatus. nitens. Apertura sat obliqua. late securiformis, peristoma rectum, acutum, margine colnmollari superne brevissime reflexo.”
Benthem-Jutting (1950) descriptions on Coneuplecta bandongensis – “Shell high-conical, with rather flat sides and base. Periphery with acute keel. Brownish-yellow, little transparent, somewhat shining. Delicately striated according to the growth-lines. This structure is crossed by raised spiral lirae, about 9-12 above, and 6-8 below the periphery of the last whorl. On the base these lirae become more and more obsolete towards the umbilicus. Whorls 5 ¾-6 ¼, froming an almost ideal cone with nearly straight sides and a flat base. The whorls are little convex, suture well marked, but shallow. Spire raised, but apex not sharp. Last whorl not descending, base minutely perforate or almost closed. Aperture more or less quadrangular to rhombiform. Peristome not continuous, sharp, not thickened or reflected, except for a small part in the umbilical region.”
Nanina microconus – “Diam. maj. 2, min. 1 2/3, altit. 2 mill. - Rat. anfr. 3:1. - Rat. apert. 5 : 4.” (Mousson, 1865); Sitala baritensis – “Alt. 2 2/3 millim., diam. 2 2/3.” (E. A. Smith, 1894); Sitala javana – “Diam. 2.33, alt. 2.25 mm.” (Möllendorff, 1897); Coneuplecta bandongensis – “Dimensions: height 2.2-2.9, breadth 2.2-2.7, height of aperture 0.5-0.6 mm.” (Benthem-Jutting, 1950)
Type locality – Nanina microconus “Lomma-Lomma (Viti)” leg. Graeffe (Mousson, 1865); Sitala baritensis “Barit Mountain” (E. A. Smith, 1894); Sitala javana – “Java” (Möllendorff, 1897)
Other localities – “Bunguran” leg. A. Everett (E. A. Smith, 1894); “Palawan” (E. A. Smith, 1895); “Paragua” leg. A. Everett (Möllendorff & Kobelt, 1901); “West Java: Leuwiliang, near waterfall of the Tjianten, 300 m” (Benthem-Jutting, 1950); “West Java: Mt. Tjibodas, estate of Tjampea, 300 m” (Benthem-Jutting, 1950); “West Java: Kuripan, near Buitenzorg, 200 m” (Benthem-Jutting, 1950); “West Java: Buitenzorg, Botanical Garden, 250 m, on leaves of Phoenix spinosa” (Benthem-Jutting, 1950); “West Java: estate of Tjikopo, near Buitenzorg, 700 m” (Benthem-Jutting, 1950); “West Java: estate of Tjisarua-Zuid, near Buitenzorg, 1000 m” (Benthem-Jutting, 1950); “West Java: estate of Megamendung, near Buitenzorg, 700 m” (Benthem-Jutting, 1950); “West Java: Tjibodas, Mt. Gedeh, wood near pasanggrahan, 1400 m and wood near little waterfall, on leaf of Elatostemma, 1500 m” (Benthem-Jutting, 1950); “West Java: Panthoran Mas, near Rarahan, Mt. Gedeh, 1400 m” (Benthem-Jutting, 1950); “West Java: limestone hill near Sukanegara, Djampangs, 1000 m” (Benthem-Jutting, 1950); “West Java: Mt. Masigit and Mt. Pawon, near Padalarang, 700 m on mossy rocks” (Benthem-Jutting, 1950); “West Java: between Bandung and Lembang, uner dead wood in outocar dump, 1000 m” (Benthem-Jutting, 1950); “West Java: Maribaja, SE of hot springs, 1100 m” (Benthem-Jutting, 1950); “West Java: Mt. Dogdog, 1500 m” (Benthem-Jutting, 1965); “West Java: Mt. Tjikorai, 1650 m” (Benthem-Jutting, 1950); “Central Java: Sulang, near Kali Besek, 100 m” (Benthem-Jutting, 1950); “East Java: Sutji, near Grissee, 100 m” (Benthem-Jutting, 1950); “East Java: Tengger Mts.” (Benthem-Jutting, 1950)
Distributions – “Java, North Borneo, Bali, Sumbawa, Celebes, Amboina, Haruku, Banda.” (Benthem-Jutting, 1950)
“Among dead leaves and other vegetable debris, moss, low vegetation, from almost sea-level to mountainous regions, 1650 m alt.” (Benthem-Jutting, 1950)