Tylomelania kruimeli explained

Tylomelania kruimeli is a species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Pachychilidae.

The specific name kruimeli is in honor of Dutch malacologist Jan Herman Kruimel (1884-1916).

Distribution

This species is endemic to the Lake Mahalona, Sulawesi, Indonesia.

The type locality is north-eastern corner of the Lake Mahalona.

Description

The shape of the shell is conical. The shell has 4-9 whorls.

The width of the shell is 7.5-29.3 mm. The height of the shell is 13.9-69.3 mm.

Ecology

This lacustrine species lives on the hard substrate.

There are developing 3-14 embryos develop in a brood pouch. Females gave birth to 2-14 juveniles.^[1] The height of the shell of juveniles at birth is 6.5-11.0 mm.

Notes and References

1. von Rintelen T. & Glaubrecht M. (2005). "Anatomy of an adaptive radiation: a unique reproductive strategy in the endemic freshwater gastropod Tylomelania (Cerithioidea: Pachychilidae) on Sulawesi, Indonesia and its biogeographical implications." Biological Journal of the Linnean Society 85: 513–542. .