Reference for Chullin 130:15

והלא הצרצור הזה יש לו ארבע רגלים וד' כנפים וקרצולים וכנפיו חופין את רובו יכול יהא מותר

The characteristics, however, which are common to all are: each have four legs, four wings, leaping legs, and wings covering the greater part of the body; hence we may include all types that have four legs, four wings, leaping legs, and wings covering the greater part of the body.

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow

Jastrow