Which of the following incorrect about lchthyophis ?

Options

A. External fertilization
B. Oviparous nature
C. Two pairs of limbs
D. Absence of exoskeleton

Answer

To solve the question "Which of the following is incorrect about Ichthyophis?", we will analyze each of the provided options regarding the characteristics of Ichthyophis.

### Step-by-Step Solution:

1. **Understanding Ichthyophis**:
- Ichthyophis is a genus of limbless amphibians commonly known as caecilians. They belong to the order Gymnophiona and are primarily found in tropical regions.

2. **Analyzing the Options**:
- **Option 1: External Fertilization**:
- This is generally incorrect for Ichthyophis. They usually exhibit internal fertilization, not external.
- **Option 2: Oviparous Nature**:
- Ichthyophis is known to be oviparous, meaning they lay eggs. This statement is correct.
- **Option 3: Two Pairs of Limbs**:
- This statement is incorrect. Ichthyophis is a limbless amphibian, so it does not have any limbs.
- **Option 4: Absence of Exoskeleton**:
- This statement is correct. As amphibians, Ichthyophis do not have an exoskeleton; they have a soft, moist skin.

3. **Identifying the Incorrect Statement**:
- From the analysis, we see that Option 3 is incorrect because Ichthyophis does not have two pairs of limbs; it is limbless.

### Conclusion:
The incorrect statement about Ichthyophis is **Option 3: Two pairs of limbs**.

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