Avellana costata (Johnson, 1898)

Cunha, Carlo M. & Salvador, Rodrigo B., 2018, Type specimens of fossil " Architectibranchia " and Cephalaspidea (Mollusca, Heterobranchia) in the Academy of Natural Sciences of Philadelphia, Zoosystematics and Evolution 94 (2), pp. 505-527 : 505

Avellana costata (Johnson, 1898) Figure 3 Q–R

Cinulia costata Johnson, 1897: 264 [nomen nudum].

Cinulia costata Johnson, 1898: 462, fig. 1.

Type locality.

Mount Laurel well, New Jersey, USA; stratum: uncertain; age: Cretaceous.

Type material.

Syntypes, ANSP IP691, 1 shell, ANSP IP79408, 2 shells (as “type” in Richards and Ramsdell 1962: 94).

Current taxonomic status.

Avellana costata (Johnson, 1898) ( Richards and Ramsdell 1962).