Real River Crab - Potamon denticulatum specimen encased in clear lucite material. The specimen is crystal clear, transparent and indestructible. Safe, authentic and completely unbreakable product put the Crab right at your fingertips!

Anyone can safely explore the Crab from every angle.
It is clear enough for microscope observation. 

Length of the crab body is 1.6 cm (0.6 inch).

Size of the lucite block is 4.5x3.0x2.0 cm (1.8x1.2x0.8 inch).

Weight of the block is 30 g and 45 g with packing box.

It is an ideal learning aid for students and kids and also a very good collectible item for every body.

This is a handmade real animal specimen craft. Each one will be a bit different (specimen size, color and posture) even in the same production batch.
The pictures in the listing are just for reference as we are selling multiple pieces with the same pictures.

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River Crab - Potamon denticulatum

Potamon serrated head slightly larger than the width of carapace length, length 35.8 mm, width 43.2 mm, the surface is slightly long, the first half of a small number of particles, the latter part of smoothness. The amount of zone 1 on the uplift of the fold with rampant. Orbital significantly uplift the rear. In the stomach area and there is obvious between the heart of the "H"-shaped groove. Wide level, tilted to the front, middle front depression, the surface of particles. Orbital, dorsal and ventral fate and outside the edge of the tooth socket are a fine-tooth. Outside the orbital anterior teeth and between the fate of one notch. Slightly curved front edge with small teeth. Adequate chelation are gender asymmetry, there is a long section of the serrated edge, back near the end fate of one small thorn Department, within the carpal tunnel at the end of section 1 of var.acuteserrata angle, outer side of a small number of teeth at the end of fate gold, section Troides swollen knuckle smooth, with the fate of the two means of irregular teeth. No. 2 on the pereiopod longest fate of a long section folds back, chest fate before there is a small tooth, the former section of the dorsal-ventral fate are a small barbed with spikes around the knuckle.

The ecological environment: habitat in rivers, lakes, paddy fields or mountain, often hidden under the masonry.
Distribution: China- Shandong, Jiangsu, Anhui, Zhejiang, Jiangxi, Fujian, Henan, Sichuan province.