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Re: Paronychodon lacustris AND B. infernalis



In a message dated 97-12-03 03:01:55 EST, bh162@scn.org writes:

<< Also listed in quite recent literature is a troodontid
 called _Paronychodon lacustris_.  I need to know
 if this is also from the Hell Creek Fm. of Montana. >>

More from the copious files of Tracy Ford:

Genus: Paronychodon COPE, 1876 (nomen dubium)
Etymology: Greek, para, "near" and Greek onych- (onyx) "claw", and odon,
Tooth, Near claw tooth.

Species: lacustris COPE, 1876 (nomen dubium)
Etymology:

Holotype: AMNH 3018

Locality: Judith River, Montana.

Horizon: Hell Creek Formation, Maestrichtian, Late Cretaceous.

Material: Tooth.

Referred material:

ARMSTRONG-ZIEGLER, 1978

MNA Pl. 1627

Locality: MNA Locality A, 30 miles southwest of Farmington, New Mexico.

Horizon: Fruitland Formation, Campanian, Late Cretaceous.

Material: Several isolated teeth.
Note: Dromaeosauridae incertae according to LUCAS, MATEER, HUNT & O'NEILL,
1987.
____          ____          ____          ____          ____          ____

BREITHAUPT 1982

Locality: East Flank of Rock Springs Uplift, Sweetwater County, Wyoming.

Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material:

UW 14091, 14092: Isolated teeth.
____          ____          ____          ____          ____          ____

BREITHAUPT, 1985

Number:

Locality: Wyoming.

Horizon: "Mesaverde" Formation, Late Cretaceous.

Material:
____          ____          ____          ____          ____          ____

CARPENTER, 1982

Locality: V-5711, Bushy Tailed Blowout, Quarry area includes the floor of a
small blowout approximately 10 yards northwest of the highest point on the
ridge forming the northeastern side of the blowouts of
loc. V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Powder River Basin,
Niobrara County,  Wyoming.

Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material: 
UCM 38288, 38459: Teeth of a baby.
____          ____          ____          ____          ____          ____

Locality: UCMP V73087, Montana.

Horizon: Hell Creek Formation, Maastrichtian, Late Cretaceous.

Material:

UCMP 124990, 124991, 124992: Teeth of babies.
____          ____          ____          ____          ____          ____

ESTES, 1964

Number: Not given.

Locality: V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Niobara County,
Wyoming.

Localities: UC V-5616, Altman Blowout, this large blowout, site of the UCMP
field-party camps form 1956 to 1960, is just east of the crest of the divide
separating Lance Creek and Hancock Creek and 100 yards east of a dirt road.
Fossils were found in anthills, talus, and sandstone exposed in the blowout,
which is in the NE 1/4, Sec. 9, T37N, R64W, Eastern Wyoming.

Locality: V-5620, Lull Quarry, near the head of a tributary of Buck Creek,
Niobara County (Formerly Converse County), Wyoming.

Locality: V-5711, Bushy Tailed Blowout, Quarry area includes the floor of a
small blowout approximately 10 yards northwest of the highest point on the
ridge forming the northeastern side of the blowouts of
loc. V-5003, S 1/2, Sec. 20, T37N, R64W, Lance Creek, Niobara County,
 Wyoming.

Locality: V-5815: Hatcher Number 2, western side of a cross-stratified
sandstone erosional remnant near the center of a large blowout on the crest
of a ridge, THE distance form the nearest point on the road, approximately
150 yards south of the quarry, to the Johnson ranch is 0.4 miles, Eastern
Wyoming.

Locality: V-5918: Fish tooth Hill, Anthills and talus found in and around a
badland area on the eastern side of a north-trending ridge extending from the
crest of the divide between Cow and Dogie Creeks, Eastern Wyoming.

Horizon: Lance Formation, Maestrichtian, Late Cretaceous.

Material: Teeth.
____          ____          ____          ____          ____          ____

ESTES, BERBERIAN, & MESOZLEY, 1969

MCZ 3645

Locality: Bug Creek Anthills, Montana.

Horizon: Hell Creek Formation, Maestrichtian, Late Cretaceous.

Material: Two teeth.
____          ____          ____          ____          ____          ____

SAHNI, 1972

Locality: Clambank Hollow, Montana.

Horizon: Judith River Formation, Campanian, Late Cretaceous.

Material: 

AMNH 8522: Large tooth.

AMNH 8523: Small tooth.

AMNH 8522: Tooth.

3 other teeth.
____          ____          ____          ____          ____          ____

STENERSON & O'CONNER, 1994

Number:

Locality: Northwestern South Dakota.

Horizon: Hell Creek Formation, Maestrichtian, Late Cretaceous.

Material: Teeth.
____          ____          ____          ____          ____          ____

WHITMORE, 1988

Locality: SDSM Locality V851, Zerbst Locality, east of the Cheyenne River,
Niobrara County, Wyoming.
 
Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material:

SDSM 12459: 2 teeth.

SDSM 15101: 1 tooth fragment.
____          ____          ____          ____          ____          ____

Locality: SDSM Locality V852, Hanson Locality, Niobrara County, Wyoming.

Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material:

SDSM 12460: 1 tooth.
____          ____          ____          ____          ____          ____

SDSM 12461

Locality: SDSM Locality V853, Leonard's Lizard Site, Niobrara County,
Wyoming.

Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material: 1 tooth.
____          ____          ____          ____          ____          ____

SDSM 12707

Locality: SDSM Locality V685, Greasewood Creek Locality, northern side of the
south fork of the Greasewood Creek, Niobrara County, Wyoming.

Horizon: Lance Formation, Maastrichtian, Late Cretaceous.

Material: 1 tooth.
____          ____          ____          ____          ____          ____

WROBLEWSKI, 1995

Number:

Locality: Western Hanna Basin, Wyoming.

Horizon: Ferris Formation, Latest Maastrichtian near the K/T boundary, Latest
Cretaceous.

Material: Teeth.
____          ____          ____          ____          ____          ____

= Zapsalis abradens COPE, 1876 (nomen dubium)
Etymology:
= Dromaeosaurus abradens (COPE, 1876) (nomen dubium)

Holotype: AMNH

Locality: Judith River, Fergus County, Montana.

Horizon: Judith River Formation, Campanian, Late Cretaceous.

Material: Teeth.
______________________________________________________________________________
_______

Species: caperatus (MARSH, 1899) (nomen dubium)
Etymology:
  = Tripriodon caperatus MARSH, 1899 (nomen dubium)
  = Menisocoessus caperatus (MARSH, 1899) (nomen dubium)
  = Triprotodon caperatus (MARSH, 1889) CHURE & McINTOSH, 1989 (sic)

Holotype:

Locality: Wyoming.

Horizon: Lance Formation, Maestrichtian, Late Cretaceous.

Material: Teeth.
______________________________________________________________________________
_______

Sp. 

CURRIE, 1990

Locality: Dinosaur Provincial Park, Alberta, Canada.

Horizon: Dinosaur Park Formation, (Old Judith River Formation), Campanian,
Late Cretaceous.

Material:

TMP 79.15.3: Tooth.
Note: Saurornitholestes.

TMP 85.30.1, 79.8.635: Teeth.
Note: Troodon.

TMP 82.19.180, 82.20.255, 80.13.34: Digested teeth.
____          ____          ____          ____          ____          ____

POL, BUSCALIONI, CARBALLERIA, FRANCES, MARTINEZ, MARANDAT, MORATALLA, SANZ,
SIGE, & VILLATTE, 1992

Number: Not given.

Locality: Quintanilla del Coco, Burgos Province, Spain.

Horizon: Calizas de Lychnus Formation, Maestrichtian, Late Cretaceous.

Material: 4 teeth.
____          ____          ____          ____          ____          ____

KIRKLAND & PARRISH, 1995

cf. Paronychodon

Number:

Locality: Utah.

Horizon: Cedar Mountain Formation, Upper level, Lower Cenomanian, Early
Cretaceous.

Material: Teeth.
____          ____          ____          ____          ____          ____

LANGSTON, STANDHARDT & STEVENS, 1988

Number:

Locality: Big Bend National Park, Texas.

Horizon: Upper Aguja Formation, Late Campanian, Late Cretaceous.

Material:
____          ____          ____          ____          ____          ____

TOKARYK, 1988

Number:

Locality: Near Unity, Saskatchewan, approximately 240 km northeast of
Dinosaur Provincial Park.

Horizon: Judith River Formation, Campanian, Late Cretaceous.

Material:
______________________________________________________________________________
_______

Paronychodon-like

NESSOV, 1992

Numbers: Not given.

Locality: Dzhyrakuuk, Kizylkum Desert, Uzbekistan.

Horizon: Bissekty Formation, Contancian, Late Cretaceous.

Material: 
______________________________________________________________________________
_______

I kinda like the idea that some of the Paronychodon specimens, including the
type tooth, might be the dentary fangs of homalocephalid pachycephalosaurs.
Compare the dentary fang of Goyocephale, for example...