Genus: Caulkicephalus STEEL, MARTILL, UNWIN & WINCH, 2005
Etymology: From Caulkhead, the informal name for natives of the Isle of Wight, England: workers from the Isle of Wight previously worked as caulkers in the Solent dockyards, and Greek, cephalus, "head."
= Genus: Nova STEEL, 2002
Species: trimicrodon STEEL, MARTILL, UNWIN & WINCH, 2005
Etymology: Greek, tri, "three," Greek, micro, "tiny," and Greek, don, "tooth"; referring to the small dental alveoli at tooth positions 5-7.
Holotype: IWCMS 2002.189.1, 2, 4
Locality: North-east Sandown Bay, Yaverland, Isle of Wight County, England, Southern United Kingdom.
Horizon: Upper part of the Wessex Formation.
Age: Barremian Stage, Lower Gallic Subepoch, Early Cretaceous Epoch, Early Cretaceous.
Material: 3 contiguous elements that form the anterior portion of the rostrum.
Reconstruction of skull.
IWCMS 2002.189.3: Incomplete braincase bearing the base of a sagittal crest.
IWCMS 2002.233: Distal part of the wing-phalanx ?2.
IWCMS 2002.234.1-4: 4 contiguous fragments of the shaft of a wing phalanx 1.
IWCMS 2002.236: Fragment of shaft of wing-phalanx ?4.
IWCMS 2002.237: Proximal part of the left wing-phalanx 1.
IWCMS 2003.2: Left quadrate.
IWCMS 2003.3: An element possibly from the hind limb.
IWCMS 2003.4: A fragment of a possible jugal.
SWEETMAN & MARTILL, 2010
MIWG 2756: Tooth.