---

M R D

Mesozoic Radiolaria Database
by Baumgartner (1995)

Radiolaria and Geologic Age
Biostratigraphic Age Assignment for Some Selected Data

---

(Cretaceous) Berriasian �_ Valanginian �_ Hauterivian �_ Barremian �_ Aptian.........

---

(Jurassic) ..... �_ Bajocian �_ Bathonian �_ Callovian �_ Oxfordian �_ Kimmeridgian �_ Tithonian

---

MRD 3012
Eucyrtidiellum unumaense unumaense (Yao) 1979
Age : Middle Jurassic (early-mid Baj. to mid Call.-early Oxf.)
[1746]
Example Q1746

---

MRD 3016
Eucyrtidiellum semifactum Nagai and Mizutani 1990
Age : Middle Jurassic (latest Baj.-early Bath. to late Bath.-early Call.)
[1637] [1920]
Example Q1637 Q1920

---

MRD 3019
Eucyrtidiellum pyramis (Aita) 1986
Age : Late Jurassic (early-early Tithonian to latest Tithonian)
[1845] [1846]
Example Q1845 Q1846

---

MRD 3049
Stichocapsa japonica Yao 1979
Age : Middle Jurassic (early-mid Baj. to mid-Call.-early Oxf.)
[1448] [1731]
Example Q1448 Q1731

---

MRD 3195
Hsuum matsuokai Isozaki and Matsuda 1985
Age : Early Jurassic to Middle Jurassic (early-mid Aal. to late Baj.-early Bath.)
[1625]
Example Q1625

---

MRD 3231
Unuma echinatus Ichikawa and Yao 1976
Age : late Jurassic to early Cretaceous (early mid Aal. to mid Bath.)
[1465]
Example Q1465

---

MRD 3307
Cyrtocapsa mastoidea Yao 1979
Age : Middle Jurassic (early-mid Baj. to late Baj.)
[1446] [1481]
Example Q1446 Q1481

---

MRD 4014
Dictyomitrella (?) kamoensis Mizutani and Kido 1983
Age : Middle Jurassic (early-mid Baj. to late Bath.-early Call.)
[1623]
Example Q1623

---

MRD 4049
Tricolocapsa (?) fusiformis Yao 1979
Age : Middle Jurassic (early-mid Baj. to latest-Baj.-early Bath.)
[1460]
Example Q1460

---

MRD 4053
Tricolocapsa plicarum plicarum Yao 1979
Age : Middle Jurassic (late Baj. to latest Baj.-early Bath.)
[1461] [1484] [1726] [1855] [1914]
Example Q1461 Q1484 Q1726 Q1855 Q1914

---

MRD 4054
Tricolocapsa tetragona Matsuoka 1983
Age : Middle Jurassic (latest Baj. to early Bath.)
[1917]
Example Q1917

---

MRD 4072
Parvicingula dhimenaensis dhimenaensis Baumgartner 1984
Age : Middle Jurassic to Late Jurassic (early-mid Baj. to late Kimm.-early Tithon.)
[1663]
Example Q1663

---

(Contents and Map) [start page] (Contents and Legend)