Latrunculia ( Latrunculia )

Mothes, Beatriz, Campos, Maurício, Eckert, Rafael & Lerner, Cléa, 2008, Latrunculia (Latrunculia) tetraverticillata sp. nov. (Porifera, Poecilosclerida, Latrunculiidae) from the bathyal region off the coast of Santa Catarina State, Brazil, Southwestern Atlantic, Zootaxa 1744, pp. 59-65 : 64

Key to the Southwestern Atlantic species of Latrunculia ( Latrunculia)

1a A single category of anisodiscorhabds.......................................................................................................2

1b Two categories of anisodiscorhabds............................................................ L . biformis (Kirkpatrick, 1908)

2a Three whorls in the anisodiscorhabd shaft.................................................................................................3

2b Four whorls in the anisodiscorhabd shaft.......................................................... L . tetraverticillata sp. nov.

3a Anisodiscorhabds 60–70 µm long, with a long shaft (~ 20 μm) and crown with acute spined projections................................................................................................................. L . bocagei Ridley & Dendy, 1886

3b Anisodiscorhabds 50–60 µm long, with a short shaft (~ 9 μm) and crown with blunt, terminally spined projections................................................................................................... L . brevis Ridley & Dendy, 1886