Van Dam's dwarf worm lizard


Van Dam's dwarf worm lizard, also known commonly as the sand-dwelling dwarf worm lizard and Van Dam's round-headed worm lizard, is a species of amphisbaenian in the family Amphisbaenidae. The species is native to southern Africa. There are two recognized subspecies.

Etymology

The specific name, vandami, is in honor of South African Herpetologist Gerhardus Petrus Frederick Van Dam.

Geographic range

Z. vandami is found in Mozambique, South Africa, and Zimbabwe.

Habitat

The preferred natural habitats of Z. vandami are sand, sandy-soils, and humus-rich soils.

Description

One of the smaller species in its genus, Z. vandami usually has a snout-to-vent length of. The maximum recorded SVL is. It is uniformly dark purplish brown dorsally, and light purple ventrally. The chin and the anal area are white.

Behavior

A burrowing species, Z. vandami is usually found under logs and stones.

Reproduction

Z. vandami is oviparous.

Subspecies

Two subspecies are recognized as being valid, including the nominotypical subspecies.
  • Zygaspis vandami arenicola
  • Zygaspis vandami vandami
Nota bene: A trinomial authority in parentheses indicates that the subspecies was originally described in a genus other than Zygaspis.