Diplommatina, Benson, 1849

Hausdorf, Bernhard, 2017, Revision of the Diplommatinidae (Gastropoda: Cyclophoroidea) from Java, Zootaxa 4312 (2), pp. 201-245 : 204

publication ID

https://doi.org/ 10.11646/zootaxa.4312.2.1

publication LSID

lsid:zoobank.org:pub:452Fee1D-Da7C-4553-B8Ce-21E4071E97D3

DOI

https://doi.org/10.5281/zenodo.6008623

persistent identifier

https://treatment.plazi.org/id/3D2D8793-D415-F738-FF02-315C07A336DB

treatment provided by

Plazi

scientific name

Diplommatina
status

 

Key to the Diplommatina View in CoL species from Java

1a. Shell sinistral....................................................................................... 2

1b. Shell dextral........................................................................................ 7

2a. Shell height 4.5–5.1 mm; last whorl almost flat.................................................. D. planicollis View in CoL

2b. Shell height smaller than 3.5 mm ........................................................................ 3

3a. Last whorl with a spiral depression............................................................. D. sulcicollis View in CoL

3b. Last whorl without a spiral depression.................................................................... 4

4a. Shell widely ribbed (18–39 ribs on the penultimate whorl).................................................... 5

4b. Shell narrowly ribbed (58–80 ribs on the penultimate whorl).................................................. 6

5a. Shell height 2.45–2.8 mm; very widely ribbed (18–23 ribs on the penultimate whorl).............. D. halimunensis View in CoL n. sp.

5b. Shell height 3.0– 3.25 mm; more narrowly ribbed (29–39 ribs on the penultimate whorl)............... D. kakenca View in CoL n. sp.

6a. Shell height 3.2–3.45 mm; peristome broadly expanded.......................................... D. heteroglypha View in CoL

6b. Shell height 2.65–3.2 mm; peristome little expanded................................................. D. javana View in CoL

7a. Shell cylindrical or cylindrical-ovoid..................................................................... 8

7b. At least upper half of shell elongated conical, lower part narrowed or almost cylindrical........................... 10

8a. Shell finely and very closely ribbed (84–116 ribs on the penultimate whorl), 2.9–3.25 mm high............ D. cyclostoma View in CoL

8b. Shell more coarsely and widely ribbed (35–76 ribs on the penultimate whorl), only small shells (shell height <2.5 mm) may be more closely ribbed (up to 87 ribs on the penultimate whorl).................................................. 9

9a. Shell cylindrical, umbilicus very narrow, but not covered by the reflected inner peristome, partly with a low parietal lamella visible in the aperture................................................................... D. heryantoi View in CoL n. sp.

9b. Umbilicus at least partly covered by the reflected inner peristome, parietal lamella not visible in the aperture.. D. diplostoma View in CoL

10a. Shell height smaller than 2.1 mm ....................................................................... 11

10b. Shell height larger than 2.1 mm ........................................................................ 12

11a. Shell distinctly ribbed, constriction of last whorl ventrolaterally right or ventrally, spiral palatal fold ventrally or ventrolaterally left...................................................................................... D. perpusilla View in CoL

11b. Shell indistinctly ribbed, constriction of last whorl laterally right, spiral palatal fold ventrolaterally right... D. ristiae View in CoL n. sp.

12a. Last 1.5 whorls much narrower than preceding whorl, peristome with distinct extensions, columellar lamella prominent in aperture........................................................................................... 13

Kingdom

Animalia

Phylum

Mollusca

Class

Gastropoda

Order

Architaenioglossa

SuperFamily

Cyclophoroidea

Family

Diplommatinidae

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