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Invertebrate Paleontology Department

Research Collections

Holdings

Category Number of Specimens % of Specimens
Brachiopods 403,000 38.41
Pelecypods 160,000 15.25
Gastropods 76,000 7.24
Cephalopods 66,850 6.37
Paleozoic Stratigraphic 61,450 5.86
Trilobites 46,000 4.38
Kummel Collection 28,000 2.67
Crinoids 27,300 2.60
Paleozoic Antrozoans 23,800 2.27
Echinoids (Recent) 23,700 2.26
Miscellaneous 23,525 2.24
Bryozoans/Chaetetids 22,000 2.10
Gould Collection 22,000 2.10
Echinoids (Fossil) 11,810 1.13
Graptolites 11,250 slabs 1.07
Type Specimens 10,000 0.95
Ophiuroids (Recent) 8,712 0.83
Asteroids (Recent) 7,340 0.70
Misc. Artrropods 7,000 0.67
Post Paleozoic Antrozoans 4,500 0.43
Poriferans 3,450 0.33
Trace Fossils 2,100 0.20
Foraminifera 2,000 samples 0.19
Conularids 1,575 0.15
Scaphopods 1,450 0.14
Solnhofen 1,200 0.11
Burgess Shale 1,100 0.10
Stromatoporids 1,054 0.10
Recent Crinoids 1,000 0.10
Small Conical Shells 815 0.08
Archeocyatrids 800 0.08
Display Echinoderms 630 0.06
Receptaculitids 438 0.04
Hyolitrids 400 0.04
Ophiuroids (Fossil) 170 0.02
Asteroids (Fossil) 135 0.01
Total 1,062,554*

*Estimate of collection holdings as of 2003.

We now estimate that we have approximately 2 million specimens, including just over 9,000 type specimens.

Type Specimen Holdings

Primary Types Total = 3626
Holotypes 1254
Paratypes 1272
Syntypes 996
Lectotypes 63
Paralectotypes 27
Neotypes 7
Genoholotypes 7
Secondary Types Total = 5301
Hypotypes 4325
Figured 429
Mentioned 534
Measured 8
Topotypes 2
Cotypes 3
Plastotypes Total = 94
Plastoholotypes 21
Plastoparatypes 3
Plastosyntypes 2
Plastohypotypes 15
Plastotypes 53