Phyllolepis
Species

Phyllolepis

Section Title: Species
Table Section Text: None

Species	Pieces Found	Discovered by	Date of Discovery	Location	Characteristics

Phyllolepis concentrica	1 anterior ventro-lateral	L. Agassiz	1844	Clashbennie, Scotland	The first Phyllolepis to be found. This species has concentrically arranged ridges parallel to the postero-lateral plate margin, with occasional patches of tubercles.

P. delicatula	1880	Catskill Formation, Newberry, Pennsylvania	In 2005, this species became nomen nudum due to a lack of defining features.

P. nielseni	1 paranuchal; 2, possibly 4, antero-laterals; 3 anterior ventro-laterals

P. undulata	1 nucha; 6 median dorsals	Strud Quarry, Belgium	Widely spaced ornamentation in the forms of ridges, as well as a taller than broad nuchal. This species is thoroughly described, and has recently been suggested by Olive, S.

P. konincki	Has a pronounced curve in the posterolateral plate margin, and a well-defined angle where the anterior and lateral plate margins are joined.

P. woodwardi	2 nuchals	Woodward	1915	Dura Den beds, Scotland	Named by Sensiö in 1939, this species has a latter posterior margin than P. Rossimontina, and lacks exaggerated anteromedial plate corners.

P. orvini	Heintz	1930	East Greenland	Named by Sensiö in 1934, this species has ridges on the anterior portion of the nuchal plate, as well as one central two lateral protrusions on the anterior margin of the nuchal.

P. soederberghi	Sensiö	1936

P. neilseni	Sensiö	1939	Proportionately broader anterior ventro-lateral plates than P. Rossimontina.

P. thomsoni	Covington Bypass, Catskill Formation, Pennsylvania	Etymology: Named for Dr. Keith S.

P. rossimontina	a partially articulated individual	Lane and Cuffey	2005	upper Devonian Catskill Formation, Red Hill, Pennsylvania	Etymology: from Italian, after the locality name (Red Hill): rossi as red, montina as hill. The nuchal plate of this species has a distinctly notched margin at the lateral corners, which projects past the paranuchal plate boundaries.

Sentence(s)

Phyllolepis concentrica was the first species discovered by L. Agassiz in 1844 at Clashbennie, Scotland.

final_sentence: Phyllolepis concentrica was the first species discovered by L. Agassiz in 1844 at Clashbennie, Scotland.